Yokogawa Data Acquisition with PID Control CX2000 User Manual

User’sManualYokogawa Electric CorporationDAQSTATION CX1000/CX2000Communication InterfaceIM 04L31A01-17E6th Edition

ixIM 04L31A01-17ESetup Procedure Using Operation KeysBelow is the basic flow of operations when changing the settings of the CX2000 usingthe front pan

4-6 IM 04L31A01-17E• Commu. Data (First, Last)Specify which communication input data will be assigned the data that is read fromthe slave device (C01

4-7IM 04L31A01-17E4Modbus Protocol• UINT32_BSpecify this type when a “32-bit unsigned integer” is assigned to the Modbusregister in the order upper 16

4-8 IM 04L31A01-17EProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on pageix. For the procedure of entering char

4-9IM 04L31A01-17E4Modbus ProtocolSelecting the Number of Retrials9. Use the arrow keys to move the cursor to the [Retrials] box.10. Press one of the

4-10 IM 04L31A01-17E• Setting the register number of the slave device20. Use the arrow keys to move the cursor to the [Registers] box.21. Press the [I

4-11IM 04L31A01-17E4Modbus Protocol4.4 Checking the Operation Status of the ModbusMaster FunctionExplanation”MODBUS STATUS” DisplayYou can check the o

4-12 IM 04L31A01-17EProcedureDisplaying the “Modbus Master Status” Screen1. Press the FUNC key. The FUNC menu appears. The structure of the FUNCmenu

4-13IM 04L31A01-17E4Modbus Protocol4.5 Communications as a Modbus SlaveThis section explains the command messages used when setting the CX to Modbussl

4-14 IM 04L31A01-17EBroadcast RequestBroadcast request is a function used to write the same data collectively to the holdregisters of all the Modbus s

4-15IM 04L31A01-17E4Modbus Protocol• ResponseSlaveaddressFunctioncodeBytecounterRegistercontent(Low)Registercontent(High)Registercontent(Low)Errorchec

x IM 04L31A01-17ENames and Uses of Parts and Setup Procedures Using the Operation Keys6. The operation varies depending on whether you wish to confirm

4-16 IM 04L31A01-17E4.6 Modbus Slave Error ResponsesMessage Format for ErrorsIf an invalid command other than those determined as communication error

5-1IM 04L31A01-17E5Ladder Communication Protocol5.1 Ladder Communication ProtocolSpecificationsThe ladder communication protocol can be used over the

5-2 IM 04L31A01-17E5.2 Setting the Ladder Communication ProtocolExplanationThe CX supports the ladder communication protocol. Multiple CXs can be con

5-3IM 04L31A01-17E5Ladder Communication ProtocolProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on page ix.1. Pre

5-4 IM 04L31A01-17E10. Press one of the soft keys from [1] to [32] to select the address.This value is the station number of the ladder communication

5-5IM 04L31A01-17E5Ladder Communication Protocol5.3 Communications with PLCsWhen performing ladder communications, make sure the PLC (host) first send

5-6 IM 04L31A01-17E•0This position is fixed to 0.•5th digitThe most significant digit when using 5-digit notation.• R/WSpecifies whether the command i

5-7IM 04L31A01-17E5Ladder Communication ProtocolResponse against a write commandNumber of BCD Digits Command Element22411114Station numberCPU number (

5-8 IM 04L31A01-17E5.4 Communication Program for FA-M3Below is a program example for communications between the CX and the FA-M3Sequencer by YOKOGAWA.

5-9IM 04L31A01-17E5Ladder Communication Protocol(0006)(0007)(0009)(0010)(0008)00008NSet the communication modeCharacter code = 8Stop bit = 1Parity bit

xiIM 04L31A01-17E123456789AppIndexContentsSafety Precautions ...

5-10 IM 04L31A01-17E(0020)(0022)(0021)00033NRead measurementinputIO in executionProcess for alternating data read and data write operationsX00303 I004

5-11IM 04L31A01-17E5Ladder Communication Protocol(0032)(0034)(0033)00061NNumber of transmittedcharacters = 10STN = 01, CPU = 01Read data of CX2000 com

5-12 IM 04L31A01-17E(0046)(0048)(0047)00090NNumber of transmittedcharacters = 10 byteWrite destination = 01Command = WriteTransmission destinationSTN

5-13IM 04L31A01-17E5Ladder Communication Protocol5.5 Communication Program for MELSECBelow is a program example for communications between the CX and

5-14 IM 04L31A01-17EProgram Example• Transmission interval processingC0SM10384IntervalcounterIntervalcounter<Reset counter>RST C0On for 1 scanon

5-15IM 04L31A01-17E5Ladder Communication Protocol• Read command transmission processing: If M601 is ON, send a command tolead CH1 to 4.M601 X27 Y27113

5-16 IM 04L31A01-17E• Reception processing: Receive data of CH1 to 4.X2A341FROMP H2 H0A00 D100 K1FROMP H2 H0A01 D101 K0Z0MOVP D100 Z0ReadrequestflagCP

5-17IM 04L31A01-17E5Ladder Communication Protocol• Write processing: If M602 is set, write the CH1 data to communication register C1.M602 X27 Y27627MO

5-18 IM 04L31A01-17E• Read command transmission processing: If M603 is ON, send a command tolead CH5 to 8.M603 X27 Y27866MOVP H5 D0MOVP H102 D1MOVP H5

5-19IM 04L31A01-17E5Ladder Communication Protocol• Reception processing: Receive the data of CH5 to CH8.X2A1084FROMP H2 H0A00 D200 K1FROMP H2 H0A01 D2

xii IM 04L31A01-17EChapter 3 Serial Interface3.1 Serial Interface Specifications ...

6-1IM 04L31A01-17ECommand66.1 Command SyntaxCommand SyntaxThe syntax of the setting/basic setting/control/output commands (see sections 6.4 to6.12) us

6-2 IM 04L31A01-17E• Channel number01 to 20: Measurement channels (01 to 06 on the CX1000)31 to 60: Computation channels (31 to 42 on the CX1000)101 t

6-3IM 04L31A01-17ECommand6ResponseThe CX returns a response (affirmative/negative response) to a command that isdelimited by a single terminator.* Th

6-4 IM 04L31A01-17E6.2 A List of CommandsSetting Commands (Control)Command Command Function Execution mode ADMINISTRATOR USER PageType NameControl Inp

6-5IM 04L31A01-17ECommand6Command Command Function Execution mode ADMINISTRATOR USER PageType NameEvent SettingET Sets the time event Operation mode Y

6-6 IM 04L31A01-17ESetting Commands (Measurement)Command Command Function Execution mode ADMINISTRATOR USER PageType NameSettingsSR Sets the input ran

6-7IM 04L31A01-17ECommand6Note• There are two execution modes on the CX. If you attempt to execute a command in a modethat is different from the spec

6-8 IM 04L31A01-17EBasic Setting Commands (Measurement)• In order to activate the settings that are changed using the basic setting commands,the setti

6-9IM 04L31A01-17ECommand6Command Function Execution mode ADMINISTRATOR USER PageNameYO Loads setup data Basic setting mode Yes No 6-46YC Clears the m

6-10 IM 04L31A01-17ECommand Command Function Execution mode ADMINISTRATOR USER PageType NameExternal Loop Setting (Basic Setting)GJ Specifies external

xiiiIM 04L31A01-17E123456789AppIndexChapter 6 Command6.1 Command Syntax ...

6-11IM 04L31A01-17ECommand6Command Command Function Execution mode ADMINISTRATOR USER PageType NameSetup, Measurement, and computation Data OutputFC O

6-12 IM 04L31A01-17EMaintenance/Test Commands (Available when using the maintenance/test serverfunction via Ethernet communications)Command Name Funct

6-13IM 04L31A01-17ECommand66.3 Input Range ParameterThe following tables show which measurement ranges of the instrument correspond tothe input types

6-14 IM 04L31A01-17E6.3 Input Range ParameterON/OFF input (DI)Measurement Range Parameter for the Upper and Lower Upper and Lower LimitsCR/SR Command

6-15IM 04L31A01-17E6Command6.4 Setting Commands (Control)Control Input RangeCR Set the control rangeWhen p1 = 1 to 6 (When internal loop is specified)

6-16 IM 04L31A01-17EWith the switching method of loop 2 set to“PVHigh,” set the items as follows: PV rangelower limit: –10000, upper limit: 20000, PVs

6-17IM 04L31A01-17E6CommandMF FilterWhen the PV/SP Computation Function is OFFSyntax MF p1,p2,p3,p4<terminator>p1: Loop number (1 to 6) (1 or 2

6-18 IM 04L31A01-17EHH Sets the SP ramp-up-rateSyntax HH p1,p2,p3<terminator>p1: Loop number (1 to 6) (1 or 2 on the CX1000)p2: Enable/disable S

6-19IM 04L31A01-17E6CommandNo ON/OFF ControlSyntax HO p1,p2,p3,p4,p5,p6,p7<terminator>p1: Loop number (1 to 6) (1 or 2 on the CX1000)p2: PID num

6-20 IM 04L31A01-17EWhen PV/SP Computation Function is ONSyntax HE p1,p2,p3,p4<terminator>p1: Control input channel numbers (CI01–CI10,or CI01–C

xiv IM 04L31A01-17E6.8 Basic Setting Commands (Control) ... 6-49Control Acti

6-21IM 04L31A01-17E6CommandPT Sets the segment timeSyntax PT p1,p2<terminator>p1: Segment number (1 to 99)p2: Segment time (hh:mm:ss fixed forma

6-22 IM 04L31A01-17EDescription • When p3 is set to On1, p4 and p5 are handledas On-time and Off-time, respectively.• When p3 is set to On2, p4 is han

6-23IM 04L31A01-17E6CommandDetail Settings (Control FunctionSettings)HF Sets the setpointSyntax HF p1,p2,p3,p4,p5<terminator>p1: Loop number (1

6-24 IM 04L31A01-17Ep4: Internal switch number (SW001-SW036, orSW001-SW018 for the CX1000)p5: ON DO number (DI001-DI006, DI101-DI106, DI201-DI206, RI0

6-25IM 04L31A01-17E6CommandDetailed Settings (DI/DO Label Settings)DW Sets the DI/DO labelSyntax DW p1,p2,p3<terminator>p1: DI/DO typesCTRL1-DO,

6-26 IM 04L31A01-17EExternal Loop PID Parameter SettingsDT Sets the external loop PIDparameterSyntax DT p1,p2,p3,p4<terminator>p1: Loop number (

6-27IM 04L31A01-17E6CommandRL: Select remote/local0: Local operation1: Remote operation (cannot beselected in the following cases.UT420/UT450/UT520/UT

6-28 IM 04L31A01-17Ep4: Measurement rangep5: Span lower limitp6: Span upper limitp7: Reference channel: 01 to 20 (01 to 06 onthe CX1000)Query SR[ p1]?

6-29IM 04L31A01-17E6CommandExample Set the computation channel to 31, thecomputation to ON, the computing equation tothe sum of channel 01 and 02, spa

6-30 IM 04L31A01-17E• For computation channels, the alarm typesthat can be specified are only H (high limitalarm), L (low limit alarm), T (delay high

xvIM 04L31A01-17E123456789AppIndex7.3 Output Format of BINARY Data ...

6-31IM 04L31A01-17E6Command• This command cannot be specified if thepartial expanded display range does not exist(when the span width is set to 1, for

6-32 IM 04L31A01-17E6.5 Setting Commands (Measurement)Example Set the display direction of the trend waveform tohorizontal, the direction of the bar g

6-33IM 04L31A01-17E6Command6.5 Setting Commands (Measurement)SY Sets the 4 screen display(CX2000 only)Syntax SY p1,p2,p3,p4,p5,p6,p7,p8,p9,p10<term

6-34 IM 04L31A01-17E6.5 Setting Commands (Measurement)• This command cannot be specified whilemeasurement/computation is in progress orwhile a report

6-35IM 04L31A01-17E6CommandExample Set the summer time to the 23rd hour of June 30,2000.SSSUMMER,ON,00/06/30 23(The 23rd hour of June 30, 2000 is set

6-36 IM 04L31A01-17E6.6 Setting Commands (Operation)6.6 Setting Commands(Operation)UD Switches the screenWhen switching the screen back to the screen

6-37IM 04L31A01-17E6Commandp8: Display item on the lower right screen(screen 4) (same selections as p2)p9: Number of the group to be displayed on thel

6-38 IM 04L31A01-17E6.6 Setting Commands (Operation)Description • EV3 is valid when display data are beingacquired to the internal memory, and the CXi

6-39IM 04L31A01-17E6CommandLI Saves the setup dataSyntax LI p1<terminator>p1: File name (up to 8 characters)Example Save the setup data of both

6-40 IM 04L31A01-17E6.7 Basic Setting Commands (Measurement)6.7 Basic Setting Commands(Measurement)• To activate the settings that are changed using t

xvi IM 04L31A01-17EAppendixAppendix 1 ASCII Character Codes ... App-1Ap

6-41IM 04L31A01-17E6CommandXV Sets the scan intervalSyntax XV p1<terminator>p1: Scan interval1S, 2SQuery XV?Example Set the scan interval to 1 s

6-42 IM 04L31A01-17E6.7 Basic Setting Commands (Measurement)XR Sets the remote actionSyntax XR p1,p2<terminator>p1: Remote number (1 to 8)p2: Re

6-43IM 04L31A01-17E6CommandFor hourly, daily, hourly + daily and daily +monthly reportsSyntax RO p1,p2,p3<terminator>p1: Report type (HOUR, DAY,

6-44 IM 04L31A01-17E6.7 Basic Setting Commands (Measurement)XO Selects the communicationinterface used to output dataresiding in the internal memory(d

6-45IM 04L31A01-17E6CommandYA Sets the IP address, subnetmask, and default gatewaySyntax YA p1,p2,p3<terminator>p1: IP address (0.0.0.0 to 255.2

6-46 IM 04L31A01-17E6.7 Basic Setting Commands (Measurement)YO Loads setup dataSyntax YO p1<terminator>p1: File name (up to 8 characters)Example

6-47IM 04L31A01-17E6Commandp6: First register number (30001 to 39999,40001 to 49999, 300001 to 365535, 400001to 465535)p7: Type of data assigned to th

6-48 IM 04L31A01-17EExample Send report generation notification e-mailmessages including the source URL to recipient1. The subject is “Report”, and t

6-49IM 04L31A01-17E6Command6.8 Basic Setting Commands(Control)Control Action, Input SettingGB Sets the PID group numberSyntax GB p1<terminator>p

6-50 IM 04L31A01-17E6.8 Basic Setting Commands (Control)MK Burnout settingsSyntax MK p1,p2<terminator>p1: Control input channel numbers (CI01–CI

1-1IM 04L31A01-17EFunctional Explanation11.1 Overview of the Communication FunctionsThe CX comes with the Ethernet Interface as standard. A serial in

6-51IM 04L31A01-17E6CommandGS Sets remote inputSyntax GS p1,p2<terminator>p1: Loop number (1 to 6) (1 or 2 on the CX1000)p2: Remote input(Off, R

6-52 IM 04L31A01-17E6.8 Basic Setting Commands (Control)Tuning SettingGU Turns Off/On the tuning itemSyntax GU p1,p2,p3,p4,p5,p6,p7,p8,p9<terminato

6-53IM 04L31A01-17E6CommandGH External loop parameter 1,control span lower/upper limitSyntax GH p1,p2,p3<terminator>p1: Loop number (Ext1 to Ext

6-54 IM 04L31A01-17E6.9 Control CommandsControl CommandsCA Switches between auto, manual,and cascade controlSyntax CA p1,p2<terminator>p1: Switc

6-55IM 04L31A01-17E6Command6.10 Output Commands(Measurement-Control)BO Sets the byte output orderSyntax BO p1<terminator>p1: Byte order0: Output

6-56 IM 04L31A01-17EFD Outputs the newest measured/computed/control dataSyntax FD p1,p2,p3<terminator>p1: Output data type0 Output the newest me

6-57IM 04L31A01-17E6CommandFS Outputs alarm kind and alarmsetting value for measurement/computation/control channelSyntax FS p1,p2<terminator>p1

6-58 IM 04L31A01-17EMI Outputs display data and eventdata in the internal memorySyntax MI p1,p2,p3,p4<terminator>p1: Operation typeDIR Put the d

6-59IM 04L31A01-17E6Command6.12 Output Commands(Measurement-RS-422/485Dedicated Commands)ESC O Opens the deviceESC is the character 1BH expressed usin

6-60 IM 04L31A01-17E6.13 Output Commands (Control)FJ Outputs program patterninformation that is currently inexecution.Syntax FJ<terminator>Examp

1-2 IM 04L31A01-17E1.2 Ethernet Communication FunctionThe CX comes with an Ethernet interface as standard. The interface can be used toconnect to a p

6-61IM 04L31A01-17E6CommandFV Outputs the status of theprogram control end signal.Syntax FV p1<terminator>p1: Program parameter numbers (1–30)1–

6-62 IM 04L31A01-17Eeth Outputs Ethernet statisticalinformationSyntax eth<terminator>ExampleethEA00/00/00 12:34:56Ethernet StatisticsName In Pkt

6-63IM 04L31A01-17E6Command6.15 Instrument Information Output Commands6.15 Instrument InformationOutput Commands(Available when using theinstrument in

7-1IM 04L31A01-17E7Response7.1 Response SyntaxThe following table shows the types of responses for the various commands described inthe previous chapt

7-2 IM 04L31A01-17EASCII OutputThe following types of ASCII data are available. For a description of the data formats,see section 7.2.Setting/basic s

7-3IM 04L31A01-17E7ResponseFlagFlagBit Name (Abbreviation) Meaning of the Flag017BO MSB LSB Output byte order6CSNoYes Presence of checksum5– ––4– ––3–

7-4 IM 04L31A01-17ECalculating the Sum ValueIf you set the parameter of the CS command to “1 (enabled),” the checksum value isoutput only during seria

7-5IM 04L31A01-17E7ResponseRS-422/485 Dedicated Commands and ResponsesThe following table shows dedicated commands for the RS-422/485 interface and th

7-6 IM 04L31A01-17E7.2 Output Format of ASCII DataThe following types of ASCII data are available. The format for each type is described inthis secti

7-7IM 04L31A01-17E7ResponseSetting Data/Basic Setting Data• The FE command is used to output the data.• The setting/basic setting data are output in t

iIM 04L31A01-17EThank you for purchasing the CX1000/CX2000 (CX).This user’s manual contains useful information about the communication function(Ethern

1-3IM 04L31A01-17EFunctional Explanation1EthernetE-mailtransmissionE-mailreceptionPortable phonePCFTP serverInternetCXNote• For the procedure in setti

7-8 IM 04L31A01-17EDecimal Point Position/Unit Information• The FE command is used to output the data.SyntaxThe data is output for each channel in the

7-9IM 04L31A01-17E7ResponseMeasured/Computed/Control Data• The FD command is used to output the data.SyntaxThe measured/computed/control data is outpu

7-10 IM 04L31A01-17Euuuuuu Unit information (6 characters, left-justified)mV____: mVV_____: V^C____: °Cxxxxxx: (User-defined character string)f Sign (

7-11IM 04L31A01-17E7ResponseControl Mode Output• Output data using an FM command for internal loops, or a DR command for externalloops..• The status o

7-12 IM 04L31A01-17EProgram Operatin Mode Output• The FH command is used to output the data.• The status of the program operation mode is output. The

7-13IM 04L31A01-17E7ResponsePTNO Pattern number in operation x1 (1 to 30)SEGNO Segment number in operation x2 (1 to 99)PRE_SEGNO Segment number used p

7-14 IM 04L31A01-17EExampleEAPTNO 5SEGNO 10PRE_SEGNO 2SEGUSE 7SEGTM 11:05:22WAITTM 00:06:00RCYMOD 1ALL_RCY 20REM_RCY 2RST 3REN 6PTN_START_DATE 02/01/0

7-15IM 04L31A01-17E7ResponseStatus of the Program Control End Signal• The FV command is used to output the data.• The program control end signal is t

7-16 IM 04L31A01-17Emmm...m Message (up to 20 characters)• The communication log contains only the error number and not theerror message section.• Nor

7-17IM 04L31A01-17E7ResponseFTP Log• The FL command is used to output the data.• The FTP client log is output. Up to 50 file transfer logs are retain

1-4 IM 04L31A01-17EEthernetHTTPcommunicationsPCWeb browserWeb serverCXThe information that is displayed on the Web browser can be updated manually ora

7-18 IM 04L31A01-17EOperation Error Log• The FL command is used to output the data.• The operation error log is output. Up to 50 operation error logs

7-19IM 04L31A01-17E7ResponseExampleEA99/05/11 12:20:00 In 01 administrator99/05/11 12:30:00 Out99/05/11 12:20:00 In 03 user99/05/11 12:30:00 OutENWe

7-20 IM 04L31A01-17E• When ffffff = MSGyy/mo/dd_hh:mi:ss_ffffff_eee_nn_mmm...CRLFnn Message number (01 to 08)mmm... Message (up to 16 characters)_ Spa

7-21IM 04L31A01-17E7ResponseAlarm Summary• The FL command is used to output the data.• The alarm summary is output. Up to 120 alarm information sets

7-22 IM 04L31A01-17EMessage Summary• The FL command is used to output the data.• The message summary is output. Up to 100 messages are retained. Mes

7-23IM 04L31A01-17E7ResponseFile List• The ME command is used to output the data.• The file list and the file data sizes of the specified directory on

7-24 IM 04L31A01-17EData List• The MI/MO command is used to output the data.• The number of blocks and file names of the specified data in the interna

7-25IM 04L31A01-17E7ResponseUser Level• The FU command is used to output the data.• User name, user level, and other information are output.SyntaxEACR

7-26 IM 04L31A01-17E7.3 Output Format of BINARY DataThis section describes the output format of the BINARY data that is disclosed.For information on o

7-27IM 04L31A01-17E7Response• FlagThe meaning of the flags are given on the table below. The flags are valid duringFIFO data output. The flags are u

1-5IM 04L31A01-17EFunctional Explanation1FTP serverPrimary SecondaryEthernetTransfer destination(FTP server)informationTransfer log(FTP log)Data file

7-28 IM 04L31A01-17EDisplay Data• The MI command is used to output the FIFO data.• The ID number of the output format is “11.” See “Identifier” on pa

7-29IM 04L31A01-17E7ResponseBlock2 bytesMeasured data. . .. . .Computed data. . .. . .2 bytes4 bytes4 bytesMIN valueMAX valueComputed data. . .. . .Me

7-30 IM 04L31A01-17EEvent Data• The MI command is used to output the FIFO data.• The ID number of the output format is “12.” See “Identifier” on page

7-31IM 04L31A01-17E7ResponseDI/DO Data and Internal Switch Status (Style Number S3 Or Later)• DI/DO data and the internal switch status can be output

7-32 IM 04L31A01-17EExpansion DI01–3 (4 bytes)bit0: DI 0 (1:ON, 0:OFF)bit1: DI 1 (1:ON, 0:OFF):bit11: DI 11 (1:ON, 0:OFF)bit12–bit 15:0bit16: DO 0 (1:

7-33IM 04L31A01-17E7ResponseCX1000DIO1-6DIO1DIO7DIO1-6DIO1-6DIO1-6DIO7-12DIO2DIO8DIO7-12DIO7-12DIO7-12DIO3DIO9DIO4DIO10DIO5DIO11DIO6DIO121 byte 1 byte

7-34 IM 04L31A01-17EInput Status of DIO Operation MonitoringDI01–6 (1 byte)bit0: Input status of DIO operation monitoring 1 (0: OFF, 1: ON).bit1: Inpu

7-35IM 04L31A01-17E7ResponseNumber and Operation Status of the Currently Running Program Patterns (StyleNumber 3 or Later)• The number, operation stat

7-36 IM 04L31A01-17ECX1000bit0: Loop 1 (1:assigned, 0: unassigned)bit1: Loop 2 (1:assigned, 0: unassigned)bit2–bit7: 0Measurement/Computation/Control

7-37IM 04L31A01-17E7ResponseNote• Information for skipped measurement channels, computation channels whencomputation is turned OFF, and control channe

1-6 IM 04L31A01-17ESetting/Measurement ServerThe settings on the CX can be changed or the data on the CX can be output to your PC,by sending commands

7-38 IM 04L31A01-17EDecimal point positionThe decimal point position of each channel’s input spanLower limit of spanThe lower limit value of each chan

7-39IM 04L31A01-17E7Response7.4 Output Format of Instrument InformationThis section describes the instrument information output format of the instrume

8-1IM 04L31A01-17E8Status Reports8.1 Status Information and FilterThe following figure depicts the status information and filter on the CX.Status info

8-2 IM 04L31A01-17E8.2 Bit Structure of the Status InformationThe following four groups of status information are output in response to a statusinform

9-1IM 04L31A01-17E9Green Series Communications9.1 Specifications of the Green SeriesCommunication FunctionCommunication ProtocolMODBUS communication R

9-2 IM 04L31A01-17EVarious Setting Displays for the Green Series Communication FunctionParameters can be entered on various displays including Externa

9-3IM 04L31A01-17E9Green Series CommunicationsExternal Loop Setting (Tuning Setting) DisplayYou can set up to 21 turning parameters.• When the connect

9-4 IM 04L31A01-17E9.2 Setup Procedure of the Green SeriesCommunication FunctionSet up the Green Series communications in the following order.1. Conne

9-5IM 04L31A01-17E9Green Series Communications9.3 Setting the Modbus MasterSetting the ProtocolTo perform Green Series communications, set the protoco

9-6 IM 04L31A01-17E9.4 External Loop Setting > Basic SettingExplanationExternal loop control refers to operating and monitoring of control loops of

1-7IM 04L31A01-17EFunctional Explanation1DAQSTANDARD for CXBy using the DAQSTANDARD for CX, you can easily use the setting/measurementserver, maintena

9-7IM 04L31A01-17E9Green Series CommunicationsExecuting Auto Reading• When the connecting model is UT Series• Various setup information can be automat

9-8 IM 04L31A01-17E• Control mode• If the connecting model is UT series, select from the below. However, the selectableitems vary depending on the co

9-9IM 04L31A01-17E9Green Series Communications• Control output type• If the connecting model is UT series, select from the following:Control Output Ty

9-10 IM 04L31A01-17EProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on page ix.1. Press the MENU key.The Setting

9-11IM 04L31A01-17E9Green Series CommunicationsSetting the Modbus Address10. Use the arrow keys to move the cursor to the [Modbus address] box.11. Pre

9-12 IM 04L31A01-17E21. Press the DISP/ENTER key. On the CX1000, select [ENT] and then press theDISP/ENTER key.The characters that you entered are di

9-13IM 04L31A01-17E9Green Series Communications25. If you selected a UT Series controller for the connecting model, set the controlmode, control outpu

9-14 IM 04L31A01-17E9.5 External Loop Setting > Parameter AddressSettingExplanationYou can set the register address of the setup information that i

9-15IM 04L31A01-17E9Green Series CommunicationsProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on page ix.1. Pres

9-16 IM 04L31A01-17EExecuting the Auto Setting(Applicable only to UT Series.)8. Use the arrow keys to move the cursor to the [Auto setting] box.9. Pre

1-8 IM 04L31A01-17EOther FunctionsWhen carrying out communications via the Ethernet interface, the following additionalfunctions can be used.User Cont

9-17IM 04L31A01-17E9Green Series Communications9.6 External Loop Setting > Tuning SettingExplanationYou can set up to 21 turning parameters.NoteTo

9-18 IM 04L31A01-17ESetting (Correcting) the Detail Information• If the data is not set correctly using auto setting, you can set (correct) the itemsu

9-19IM 04L31A01-17E9Green Series CommunicationsProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on page ix.1. Pres

9-20 IM 04L31A01-17EExecuting the Auto Setting(Applicable only to UT Series.)8. Use the arrow keys to move the cursor to the [Auto setting] box.9. Pre

9-21IM 04L31A01-17E9Green Series CommunicationsConfirming or Canceling the Settings13. To confirm the new settings, press the DISP/ENTER key. To canc

9-22 IM 04L31A01-17E9.7 Checking the Operating Conditions of theGreen Series Communication FunctionExplanation“EXTLOOP STATUS” DisplayYou can check th

9-23IM 04L31A01-17E9Green Series CommunicationsProcedureOpening the “EXTLOOP STATUS” Display1. Press the FUNC key. The FUNC menu appears. The struct

9-24 IM 04L31A01-17E9.8 Starting the OperationNoteStart the operation after completing the following settings and checking the operating conditionsof

9-25IM 04L31A01-17E9Green Series Communications9.9 Operations That You Can Carry Out duringControl OperationDuring control operation, you can show the

9-26 IM 04L31A01-17E(Continuing from the previous page)Alarm Type 1-Character Indication 3-Character IndicationDeviation high-limit alarm (energize/ho

1-9IM 04L31A01-17EFunctional Explanation11.3 Serial Communication FunctionIf you specified the RS-422/485 or RS-232 serial interface for the communica

App-1IM 04L31A01-17EAppAppendixAppendixAppendix 1 ASCII Character Codes0123456789ABCDEF0LFCR1ESC2SP#%&()*+–./30123456789:4@ABCDEFGHIJKLMNO5PQRSTUV

App-2 IM 04L31A01-17EAppendix 2 Output Flow of Internal Memory DataDisplay Data ExampleMIDIR,DISPLAYNO*1YESPut the internal memory data in standby for

App-3IM 04L31A01-17EAppAppendixEvent data (Set *1, *2, and *3 in the previous figure to the following commands)*1: MIDIR,EVENT Output the list.*2: MIG

App-4 IM 04L31A01-17EAppendix 3 Output Flow of the File or the File Liston the External Storage MediumExample in Which the File 10101000.CDS in the DA

App-5IM 04L31A01-17EAppAppendixExample in Which the File List Belonging to Directory DATA0 Is Output 10 Files at aTimeMEDIR,/DATA0/,10MEDIRNEXTNOSTART

App-6 IM 04L31A01-17EAppendix 4 Output Flow of FIFO DataOverview of the FIFO BufferThe CX has a dedicated internal memory for outputting measured/comp

App-7IM 04L31A01-17EAppAppendixExample in Which the FIFO Acquisition Interval on the CX Is Set to 1 s and theMeasured/Computed/Control Data from CH1 t

App-8 IM 04L31A01-17EAppendix 5 Data Dropout during Modbus MasterIf the response to the previous command is not complete when the CX attempts to issue

App-9IM 04L31A01-17EAppAppendixAppendix 6 Register AssignmentsRegister Assignments during Modbus SlaveThe register assignments of the Modbus slave fun

App-10 IM 04L31A01-17E4060140602406034060440605406064060740608 :4083340834408354083640837408384083940840Alarm value of computation channel 1Higher 2 b

1-10 IM 04L31A01-17EModbus MasterYou can connect other instruments to the CX as Modbus slaves and load measured dataand other data. The loaded data c

App-11IM 04L31A01-17EAppAppendixParameters Related to Loop 1410014100241003410044100541006410074100841009410104101141012410134101441015410164101741018

App-12 IM 04L31A01-17E4110141102411034110441105411064110741108411094111041111411124112541126411274112841131-4114241155-4115841161-41172PID parameters

App-13IM 04L31A01-17EAppAppendix41185-4118841191-4120241215-4121841221-4123241245-4124841251-4126241275-4127841281-4129241305-4130841311-4132241335-41

App-14 IM 04L31A01-17EParameters Related to Loop 241501-4151941601-4161241625-4162841631-4164241655-4165841661-4167241685-4168841691-4170241715-417184

App-15IM 04L31A01-17EAppAppendixParameters Related to Loop 342001-4201942101-4211242125-4212842131-4214242155-4215842161-4217242185-4218842191-4220242

App-16 IM 04L31A01-17EParameters Related to Loop 442501-4251942601-4261242625-4262842631-4264242655-4265842661-4267242685-4268842691-4270242715-427184

App-17IM 04L31A01-17EAppAppendixParameters Related to Loop 543001-4301943101-4311243125-4312843131-4314243155-4315843161-4317243185-4318843191-4320243

App-18 IM 04L31A01-17EParameters Related to Loop 643501-4351943601-4361243625-4362843631-4364243655-4365843661-4367243685-4368843691-4370243715-437184

App-19IM 04L31A01-17EAppAppendix• Control Channel Bias and Filter Values When PV/SP Computation is ONWhen PV/SP computation is ON, the bias and filter

App-20 IM 04L31A01-17E• Program Control Parameters440014400244003440044400544006440074400844009440104401144012440134401444015-440204402144022440234402

1-11IM 04L31A01-17EFunctional Explanation1Modbus SlaveThe CX can be connected as a Modbus slave device to a Modbus master device.Modbus master devices

App-21IM 04L31A01-17EAppAppendix*4 Each register bit (16 bits) indicates the event status corresponding to each event number. Whenthe setting is “1,”

App-22 IM 04L31A01-17E• Program Individual Control Parameters38101381023810338104381053810638107 to 3811238113 to 3811838119 to 38124 38125 to 3813038

App-23IM 04L31A01-17EAppAppendix381553815638157:38170381713817238173 to 3818038181to 38186 38187 to 3819238193 to 3819838199 to 3820438205 to 38210382

App-24 IM 04L31A01-17E• Write Registers for DO/internal switches44501445024450344504445054450644507 to 4451244513 to 4451844519 to 4453044531 to 44600

App-25IM 04L31A01-17EAppAppendix• Input Registers30001 :3002031001 :310203200132002 :320593206033001 :3303034001 :340183500135002 :35035350363600

App-26 IM 04L31A01-17E*5 The figure below shows the alarm status of the measured data and computed data. Eachregister contains data in the following

App-27IM 04L31A01-17EAppAppendix*8 The control data alarm statuses of registers 36014 and 36015 indicate the statuses of alarmnumbers 1 to 4 of each l

App-28 IM 04L31A01-17E*9 Registers 37001–37003 (status of control module DI), 37004 (status of expansion module DI),37011–37013 (status of control mod

App-29IM 04L31A01-17EAppAppendixRegister Assignments during Ladder CommunicationsThe register assignments of the Modbus slave function are shown below

App-30 IM 04L31A01-17ED0601D0602D0603D0604D0605D0606D0607D0608 :D0833D0834D0835D0836D0837D0838D0839D0840Alarm value of computation channel 1Upper 5 di

1-12 IM 04L31A01-17ELadder CommunicationsYou can connect the CX to a host such as a PLC and use the ladder communicationprotocol to read and write dat

App-31IM 04L31A01-17EAppAppendixParameters Related to Loop 1D1001D1002D1003D1004D1005D1006D1007D1008D1009D1010D1011D1012D1013D1014D1015D1016D1017D1018

App-32 IM 04L31A01-17ED1101D1102D1103D1104D1105D1106D1107D1108D1109D1110D1111D1112D1125D1126D1127D1128D1131-D1142D1155-D1158D1161-D1172PID parameter o

App-33IM 04L31A01-17EAppAppendixD1185-D1188D1191-D1202D1215-D1218D1221-D1232D1245-D1248D1251-D1262D1275-D1278D1281-D1292D1305-D1308D1311-D1322D1335-D1

App-34 IM 04L31A01-17EParameters Related to Loop 2D1501-D1519D1601-D1612D1625-D1628D1631-D1642D1655-D1658D1661-D1672D1685-D1688D1691-D1702D1715-D1718D

App-35IM 04L31A01-17EAppAppendixParameters Related to Loop 3D2001-D2019D2101-D2112D2125-D2128D2131-D2142D2155-D2158D2161-D2172D2185-D2188D2191-D2202D2

App-36 IM 04L31A01-17EParameters Related to Loop 4D2501-D2519D2601-D2612D2625-D2628D2631-D2642D2655-D2658D2661-D2672D2685-D2688D2691-D2702D2715-D2718D

App-37IM 04L31A01-17EAppAppendixParameters Related to Loop 5D3001-D3019D3101-D3112D3125-D3128D3131-D3142D3155-D3158D3161-D3172D3185-D3188D3191-D3202D3

App-38 IM 04L31A01-17EParameters Related to Loop 6D3501-D3519D3601-D3612D3625-D3628D3631-D3642D3655-D3658D3661-D3672D3685-D3688D3691-D3702D3715-D3718D

App-39IM 04L31A01-17EAppAppendixAppendix 6 Register Assignments• Control Channel Bias and Filter Values When PV/SP Computation is ONWhen PV/SP comput

App-40 IM 04L31A01-17EAppendix 6 Register Assignments• Program Control ParametersD4001D4002D4003D4004D4005D4006D4007D4008D4009D4010D4011D4012D4013D40

ii IM 04L31A01-17ETrademarks• vigilantplant, DAQSTATION, and Daqstation are registered trademarks of YokogawaElectric Corporation.• Microsoft and Wind

1-13IM 04L31A01-17EFunctional Explanation1Communication with PCsWhen using the setting/measurement server by connecting the CX and a PC, the serialint

App-41IM 04L31A01-17EAppAppendix0123456789101112131415123456789101112131415160: Event OFF, 1: Event ON0: Event OFF, 1: Event ON0: Event OFF, 1: Event

App-42 IM 04L31A01-17EAppendix 6 Register Assignments• Program Individual Control ParametersD8101D8102D8103D8104D8105D8106D8107 to D8112D8113 to D811

App-43IM 04L31A01-17EAppAppendixD8155D8156D8157:D8170D8171D8172D8173 to D8180D8181 to D8186 D8187 to D8192D8193 to D8198D8199 to D8204D8205 to D8210D8

App-44 IM 04L31A01-17EAppendix 6 Register Assignments• Write Registers for DO/internal switchesD4501D4502D4503D4504D4505D4506D4507 to D4512D4513 to D

App-45IM 04L31A01-17EAppAppendix• Read-only ParametersD5001 :D5020D5501 :D5520D6001D6002 :D6059D6060D6501 :D6530D7001 :D7018D7501D7502 :D7535D7536D760

App-46 IM 04L31A01-17EAppendix 6 Register Assignments*5 The figure below shows the alarm status of the measured data and computed data. The register

App-47IM 04L31A01-17EAppAppendix*8 The control data alarm statuses of registers D7614 and D7615 indicate the statuses of alarm numbers 1to 4 of each l

App-48 IM 04L31A01-17E*9 Registers D7801–D7803 (status of control module DI), 37004 (status of expansion module DI), D7811–D7813 (status of control mo

App-49IM 04L31A01-17EAppAppendixAppendix 7 MessagesMessages related mainly to the communications of the CX and their corrective actionsare given. Err

App-50 IM 04L31A01-17EAppendix 7 MessagesOperation Errors• Errors Related to the External Storage MediumCode Message Explanation/Countermeasures/Ref.

2-1IM 04L31A01-17EEthernet Interface22.1 Ethernet Interface SpecificationsBasic SpecificationsElectrical and mechanical specifications Conforms to IEE

App-51IM 04L31A01-17EAppAppendix• Errors Related to FTP ClientThe detail code does not appear in the error message on the screen. You can view thecod

App-52 IM 04L31A01-17EAppendix 7 MessagesCode MessageCharacter String and DetailsSERVERThe server is not in a condition to provide the service.Check

App-53IM 04L31A01-17EAppAppendixCode Message285 FTP data connection error.Further details are provided by the character string that appears after erro

App-54 IM 04L31A01-17EAppendix 7 MessagesCommunication Errors• Errors during Setting and Basic Setting Modes, Output Communication CommandExecution,

App-55IM 04L31A01-17EAppAppendix• Other Communication ErrorsAn English error message is returned via the communication interface. It is notdisplayed

App-56 IM 04L31A01-17EAppendix 8 Login ProcedureYou log into the CX from your PC to use the functionality of the setting/measurementserver and the mai

App-57IM 04L31A01-17EAppAppendixWhen Not Using the Login Function of the CXLogin as “admin” or “user.”• The user name “admin” can be used to login to

Index-1IM 04L31A01-17EIndexIndexIndexIndexAaccount ... 2-11address ...

Index-2 IM 04L31A01-17EHQ ... 6-49HR ...

Index-3IM 04L31A01-17EIndexIndexcommunication input data ... 4-6communication log ...

2-2 IM 04L31A01-17E2.2 Connecting of the Ethernet InterfaceWhen Connecting Only the CX and Your PCConnect the CX and your PC using a hub as shown belo

Index-4 IM 04L31A01-17ELladder communication module ... 5-8ladder communication protocol ...

Index-5IM 04L31A01-17EIndexIndexIndexsetup procedure using operation keys ... ixsignal names ...

2-3IM 04L31A01-17EEthernet Interface22.3 Configuring of the Ethernet InterfaceExplanationTo use the Ethernet communication functions of the CX, the fo

2-4 IM 04L31A01-17E• Domain suffixWhen the IP address corresponding to the server name with the domain nameof the previous section is not found, the s

2-5IM 04L31A01-17EEthernet Interface2ProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on pageix. For the procedur

2-6 IM 04L31A01-17E11. Enter the subnet mask for the network to which the CX is to be connected.12. Press the DISP/ENTER key. On the CX1000, select [

2-7IM 04L31A01-17EEthernet Interface221. Enter the address of the primary DNS server in the dialog box.22. Press the DISP/ENTER key. On the CX1000, s

2-8 IM 04L31A01-17E35. Enter the primary domain suffix in the entry box.36. Press the DISP/ENTER key. On the CX1000, select [ENT] and then press theD

2-9IM 04L31A01-17EEthernet Interface22.4 Checking the Ethernet Interface ConnectionChecking the Connection on the Rear Panel of the CXYou can check th

iiiIM 04L31A01-17ESafety PrecautionsAbout This Manual• Please pass this manual to the end user.• Read this manual thoroughly and have a clear understa

2-10 IM 04L31A01-17E2.5 Setting the FTP Client (Setting the AutomaticTransfer of Display, Event, and Report Data Files)ExplanationBy setting this func

2-11IM 04L31A01-17EEthernet Interface2• Port numberEnter the port number of the file transfer destination FTP server in the range of 1 to65535. The d

2-12 IM 04L31A01-17EProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on pageix. For the procedure of entering cha

2-13IM 04L31A01-17EEthernet Interface2Setting the Primary FTP ConnectionOn the CX1000, if you confirmed the settings in step 8, press the ESC key to r

2-14 IM 04L31A01-17E21. Enter the login name for accessing the primary FTP server in the entry box.22. Press the DISP/ENTER key. On the CX1000, selec

2-15IM 04L31A01-17EEthernet Interface234. Press the [Input] soft key. An entry box appears.35. Enter the file transfer destination directory in the e

2-16 IM 04L31A01-17E2.6 FTP TestExplanationYou can test whether files can be transferred via the Ethernet interface by transferring atest file from th

2-17IM 04L31A01-17EEthernet Interface22.7 Setting the Login and Timeout Functions ofEthernet CommunicationsExplanationBy setting these functions, you

2-18 IM 04L31A01-17ENote• The relationship between the login function and the user name for accessing the CX is asfollows.• When the login function is

2-19IM 04L31A01-17EEthernet Interface2ProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on pageix. For the procedu

iv IM 04L31A01-17EWARNINGPower SupplyEnsure that the source voltage matches the voltage of the power supply before turning ON the power.Protective Gro

2-20 IM 04L31A01-17E• Selecting whether to register (On/Off)9. Use the arrow keys to move the cursor to the [On/Off] box under Level.10. Press the [On

2-21IM 04L31A01-17EEthernet Interface2• Setting the application time out22. Use the arrow keys to move the cursor to the [Time] box.23. Press the [Inp

2-22 IM 04L31A01-17E2.8 Displaying the Error, Communication, and FTPLog ScreensExplanationDisplaying the Error Log ScreenThe error log screen shows a

2-23IM 04L31A01-17EEthernet Interface2Displaying the Web Browser Operation Log ScreenThe Web browser operation log screen shows a log of the past 50 W

2-24 IM 04L31A01-17EProcedureDisplaying the Error Log Screen1. Press the FUNC key.The FUNC menu appears. The structure of the FUNC menu varies depend

2-25IM 04L31A01-17EEthernet Interface2Displaying the Web Browser Operation Log Screen1. Press the FUNC key.The FUNC menu appears. The structure of th

2-26 IM 04L31A01-17E2.9 Setting the Web Server FunctionExplanationTo use the Web server function, set the following parameters in addition to thosedes

2-27IM 04L31A01-17E2Ethernet Interface• Selecting whether to use command input•OnEnables the use of message setting/writing commands.• OffDisables the

2-28 IM 04L31A01-17EProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on pageix. For the procedure of entering cha

2-29IM 04L31A01-17E2Ethernet InterfaceSetting the Operator Page• Turning On/Off the operator page9. Use the arrow keys to move the cursor to the [On/O

vIM 04L31A01-17EHow to Use This ManualStructure of the ManualThis user’s manual consists of the following sections.Chapter 1 Functional ExplanationDes

2-30 IM 04L31A01-17E20. Press the [Input] soft key. An entry box appears.21. Enter the password in the entry box.22. Press the DISP/ENTER key. On th

2-31IM 04L31A01-17E2Ethernet Interface2.10 Using the Monitor Page and Operator PageExplanationThis section describes how to display the monitor page a

2-32 IM 04L31A01-17E• Screen displayed by the CX• If the CX is in the operation mode,* the monitor screen displayed on the CX(control, trend, digital,

2-33IM 04L31A01-17E2Ethernet Interface• Displaying the logYou can display the communication command log, error message log, FTP filetransfer log, logi

2-34 IM 04L31A01-17EWeb Browser OperationContents of the Operator PageCX2000 screen exampleDisplay switchingoperation sectionArrow keys and theDISP/EN

2-35IM 04L31A01-17E2Ethernet InterfaceOn the operator page, the following operations can be carried out in addition to theinformation available on the

2-36 IM 04L31A01-17EZooming in or out of the Display7. Click [Zoom] to specify [100%] or [75%] ([200%] on the CX1000).Displaying the Alarm Summary8. C

2-37IM 04L31A01-17E2Ethernet InterfaceClick the selection button to choosethe message.Response from the CX for themessage setting/writing operation.En

2-38 IM 04L31A01-17E2.11 Setting the E-mail Transmission FunctionExplanationTo use the e-mail transmission function, set the following parameters in a

2-39IM 04L31A01-17E2Ethernet Interface• SubjectSet the subject of the e-mail message using up to 32 alphanumeric characters.The default value is “(CX)

vi IM 04L31A01-17EConventions Used in This ManualUnit•k:Denotes “1000.” Example: 5 kg, 100 kHz•K:Denotes “1024.” Example: 640 KB (storage capacity o

2-40 IM 04L31A01-17ESettings When Transmitting E-mail Messages at the Time of Recovery from aPower Failure (System E-Mail Settings)• Recipient 1, Reci

2-41IM 04L31A01-17E2Ethernet InterfaceProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on pageix. For the procedu

2-42 IM 04L31A01-17E10. Press the [Input] soft key. An entry box appears.11. Enter the port number in the entry box.12. Press the DISP/ENTER key. On

2-43IM 04L31A01-17E2Ethernet InterfaceSetting [Alarm], [Scheduled], [System], and [Report]24. Press the ESC key to return to the Web, E-mail setting m

2-44 IM 04L31A01-17E• Setting the e-mail subject (contents of the transmitted e-mail)33. Use the arrow keys to move the cursor to the [Subject] box.34

2-45IM 04L31A01-17E2Ethernet Interface• Setting the Ref.time45. Use the arrow keys to move the cursor to the [Ref.time] box.46. Press the [Input] soft

2-46 IM 04L31A01-17E• Confirming or Canceling the Settings58. To confirm the new settings, press the DISP/ENTER key. To cancel thesettings, press the

2-47IM 04L31A01-17E2Ethernet Interface2.12 E-mail Transmission TestExplanationYou can transmit test e-mail messages to recipient 1 or recipient 2 that

2-48 IM 04L31A01-17E2.13 Starting/Stopping E-mail TransmissionsExplanationStarting/Stopping E-mail Transmissions• If the e-mail transmission is starte

2-49IM 04L31A01-17E2Ethernet InterfaceProcedureStarting the E-mail Transmission1. Press the FUNC key.The FUNC menu appears. The structure of the FUNC

viiIM 04L31A01-17ENames and Uses of Parts and Setup ProceduresUsing the Operation KeysFront PanelCX1000DISP/ENTERMENUESCFUNCUSERSTARTSTOPLCDSoft keysP

2-50 IM 04L31A01-17E2.14 Processing during Recovery of the DO/InternalSwitch Communication BufferSet the operation to be performed for recovery of the

3-1IM 04L31A01-17ESerial Interface33.1 Serial Interface SpecificationsThe specifications of the two types of serial interfaces (options), RS-232 and R

3-2 IM 04L31A01-17E3.2 Connector Pin Arrangement and SignalNames, Connection Procedure, andHandshaking Methods of the RS-232 InterfaceConnector Pin Ar

3-3IM 04L31A01-17ESerial Interface3Connection ExamplesSDRDRSCSSGSDRDRSSG• OFF-OFF/XON-XONPC CXSDRDRSCSSGSDRDRSSG• XON-RS(XON-RTS)PC CXSDRDRSCSSGSDRDRS

3-4 IM 04L31A01-17EXON-XON• Data Transmission ControlSoftware handshaking is performed between the CX and the PC. When an “X-OFF” code is received wh

3-5IM 04L31A01-17ESerial Interface33.3 Terminal Arrangement and Signal Names andthe Connection Procedure of the RS-422/485InterfaceTerminal Arrangemen

3-6 IM 04L31A01-17EConnection Example with the Other InstrumentsYou can connect the CX as a host to multiple Green series controllers or connect the C

3-7IM 04L31A01-17ESerial Interface3Two-Wire SystemConnect the transmission and reception signals with the same polarity on the RS-422/485terminal bloc

3-8 IM 04L31A01-17ESerial Interface ConverterRecommended converterSYSMEX RA CO.,LTD./MODEL RC-770X, LINE EYE/SI-30FA, YOKOGAWA/ML2CAUTIONSome converte

3-9IM 04L31A01-17ESerial Interface33.4 The Bit Structure of One Character and theOperation of the Receive BufferThe Bit Structure of One CharacterThe

viii IM 04L31A01-17ERear PanelCX1000RS-232 interface connector (option)A serial communication connector.RS-422/485 interface terminal(option)Serial co

3-10 IM 04L31A01-17E3.5 Configuring the Serial InterfaceExplanationSelecting the Baud RateSelect the baud rate from the following:1200, 2400, 4800, 96

3-11IM 04L31A01-17ESerial Interface3ProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on page ix.1. Press the MENU

3-12 IM 04L31A01-17ESelecting the Parity Check9. Use the arrow keys to move the cursor to the [Parity] box.10. Press one of the soft keys from [Odd] t

3-13IM 04L31A01-17ESerial Interface3Selecting the Communication Type Used to Output the Data in the Internal Memoryand Files on the External Storage M

3-14 IM 04L31A01-17E3.6 Automatic Recovery SettingsExplanationYou can select whether or not to automatically recover communications with modbusmice an

4-1IM 04L31A01-17E4Modbus Protocol4.1 Modbus Protocol SpecificationsThe Modbus protocol can be used over the serial interface (RS-232 or RS-422/485).T

4-2 IM 04L31A01-17E4.2 Configuring the Modbus ProtocolExplanationSelecting the Baud RateSelect the baud rate from the following:1200, 2400, 4800, 9600

4-3IM 04L31A01-17E4Modbus ProtocolProcedureFor the basic flow of operation, see “Setup Procedure Using Operation Keys” on page ix.1. Press the MENU ke

4-4 IM 04L31A01-17ESelecting the Slave Address (valid when operating as a Modbus slave)9. Use the arrow keys to move the cursor to the [Address] box.1

4-5IM 04L31A01-17E4Modbus Protocol4.3 Setting the Modbus Master FunctionExplanationSelecting the Read CycleThe cycle at which data is read from other