Yokogawa JUXTA VJTK User Manual download pdf

User’s

Manual

Model VJTK

Limit Alarm (Thermocouple Input Type)

IM 77J01T21-01E

©Copyright Aug. 2006

2nd Edition: Feb. 2007

4. MODEL AND SUFFIX CODES

VJTK-0 2 - 0/T0

Model

Number of outputs

2: 2 outputs

Power supply

6: 100-240 V AC/DC

(Operating range: 85 to 264 V)

7: 15-30 V DC

(Operating range: 12 to 36 V)

Input signal

1: K (CA) 6: S

2: T (CC) 7: B (RH)

3: E (CRC) 8: N

4: J (IC) 9: W3

5: R A: W5

Output signal

T: Alarm output (2 points of relay contacts)

Optional specification

Blank: With socket

SN: Without socket

5. MOUNTING METHODS

5.1 Wall Mounting

Loosen the main unit-fixing screw to disconnect the main

unit from the socket. Next, anchor the socket onto the wall

with screws. Then, plug the main unit into the socket and se-

cure the main unit with the main unit-fixing screw.

Main

unit-fixing

screw

Socket

Main unit

Hole for main

unit-fixing screw

Mounting

screws

Unit: mm

29.5 or more

22±0.2

59±0.3

2-M4 or 2-ø4.5 or more

1. CAUTIONARY NOTES FOR SAFE

USE OF THE PRODUCT

This user’s manual should be carefully read before installing

and operating the product. The following symbol is used on

the product and in this manual to eusure safe use.

This symbol is displayed on the product when it is

necessary to refer to the user’s manual for infor-

mation on personnel and instrument safety. This

symbol is displayed in the user’s manual to indi-

cate precautions for avoiding danger to the opera-

tor, such as an electric shock.

The following symbols are used only in this manual.

IMPOORTANT

Indicates that operating the hardware or software

in a particular manner may cause damage or result

in a system failure.

NOTE

Draws attention to essential information for under-

standing the operations and/or functions of the

product.

CHECKING THE PRODUCT SPECIFICATIONS

AND THE CONTENTS OF THE PACKAGE

(1) Model and Specifications Check

Check that the model and specifications indicated on the

nameplate attached to the side face of the main unit are as

ordered.

(2) Contents of the Package

Check that the package contains the following items:

● VJTK: 1

● User’s manual (this manual: IM 77J01T21-01E): 1

Accessories:

● Tag number label: 1 sheet

● Range label: 1 sheet

● RJC sensor: 1

3. GENERAL

This plug-in type Limit Alarm for thermocouple input receives

thermocouple signal.

• Each parameter setting can be changed using a PC

(VJ77 PC-based Parameters Setting Tool) or the Handy

Terminal (JHT200 ).

Keep this manual in a safe place.

Network Solutions Business Divisiion

2-9-32, Naka-cho Musashino-shi, Tokyo 180-8750 Japan

Phone: +81-422-52-7179 Facsimile: +81-422-52-6619

1 2 3 4 5 6

Summary of Contents

Page 1 - Model VJTK

User’sManualModel VJTKLimit Alarm (Thermocouple Input Type)IM 77J01T21-01EIM 77J01T21-01E©Copyright Aug. 20062nd Edition: Feb. 20074. MODEL AND SUFFIX

Page 2 - 7. EXTERNAL WIRING

Page 3 - 9. SETTING PARAMETERS

3IM 77J01T21-01E 2nd Edition Feb. 09, 20078. DESCRIPTION OF FRONT PANEL ANDCONNECTION OF SETTING TOOLS8.1 Front PanelThe communications connector

Page 4 - 9.2.3 Hysteresis

Page 5 - 11. LIST OF PARAMETERS

5IM 77J01T21-01E 2nd Edition Feb. 09, 200711. LIST OF PARAMETERS No. Item Display 01 Model MODEL 02 Tag No. TAG NO 03 Self-check result SE

Page 6 - 12. MAINTENANCE

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