Yokogawa digitalYEWFLO (DY) User Manual Page 161
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- Table of contents
- TROUBLESHOOTING
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<14. EXPLOSION PROTECTED TYPE INSTRUMENT>
14-10
IM 01F06A00-01EN
(Integral Type Vortex Flowmeter and Remote Type
Vortex Flow Detector)
Temperature Code
Ambient
Temperature
Process
Temperature
T4 60°C 135°C
T3 60°C 200°C
T2 60°C 300°C
T1 60°C 450°C
Temperature Code: T4 (Remote Type Vortex Flow
Converter)
Ambient Temperature: -40 to 60°C
Enclosure: Type 4X
Electrical Parameters: Vmax=30Vdc,
Imax=165mAdc,Pmax=0.9W,
Ci=12nF, Li=0.15mH
(2) Wiring
• Explosion proof
WARNING
• All wiring shall comply with Canadian
Electrical Code Part I and Local Electrical
Codes.
• In Hazardous locations, wiring shall be in
conduit as shown in the fi gure.
• A SEAL SHALL BE INSTALLED WITHIN
50cm OF THE ENCLOSURE.
• When the equipment is installed in Division
2, “FACTORY SEALED, CONDUIT SEAL
NOT REQUIRED”.
(3) Operation
• Explosion proof
WARNING
• Note a warning label worded as follows.
Warning: OPEN CIRCUIT BEFORE
REMOVING COVER.
• Take care not to generate mechanical
spark when access to the instrument and
peripheral devices in hazardous locations.
(4) Maintenance and Repair
WARNING
• The instrument modifi cation or part
replacements by other than authorized
representatives of Yokogawa Electric
Corporation are prohibited and will void CSA
Certifi cation.
- IM 01F06A00-01EN 1
- Contents 2
- 1. INTRODUCTION 6
- (1) Installation 7
- (2) Wiring 7
- (3) Operation 7
- (4) Maintenance 7
- 1.2 Warranty 8
- 1.3 ATEX Documentation 9
- 2. HANDLING PRECAUTIONS 10
- 3. INSTALLATION 11
- 5D or more 12
- 20D or more 12
- D: Nominal diameter (mm) 13
- Mounting Precautions 14
- 3.3 Maintenance of Piping 15
- <3. INSTALLATION> 16
- Table 3.2 Flange Rating 17
- Vertical Installation 18
- Horizontal Installation 18
- 4. WIRING 20
- 4.2 Selection of Wires 21
- 4.3 Connection 21
- <4. WIRING> 22
- Figure 4.3 DYC Signal Cable 24
- Figure 4.6 Shielded Cover 24
- 4.6 Wiring Procedures and 27
- Precautions 27
- 5.1 Display Confi guration 29
- ● Display Example 30
- Table 5.2 Display Mode 31
- 5.4 Setting Mode 34
- 6. PARAMETERS 37
- (1) Item A : Indication 38
- (2) Item B : Easy Setting 38
- (3) Item C : BASIC SETUP 39
- <6. PARAMETERS> 40
- (5) Item E : Detector Setup 42
- (7) Item H : Adjust 45
- (8) Item J : Test 45
- (9) Item K : Maintenance 46
- (10) Item M : Memo 46
- 6.4 Parameters Description 47
- 7. OPERATION FOR THE BRAIN 57
- TERMINAL (BT200) 57
- 7.2 BT200 Screen and 58
- Displaying Flow Rate 58
- 8. OPERATION VIA HART 61
- CONFIGURATION TOOL (HART 5) 61
- Tag and Device Information 62
- 8.10.1 Burst Mode 63
- 8.11 Menu Tree (HART 5) 66
- F0807.ai 67
- F0808.ai 68
- F0809.ai 69
- F0810.ai 70
- • DTM (HART 5) Menu Tree 72
- 9. OPERATION VIA HART 73
- CONFIGURATION TOOL (HART 7) 73
- Variables) 75
- 9.10.2 Burst Mode 76
- (1) Burst Message 76
- (1) Loop test 81
- Figure 9.3 Simulation Flow 82
- Confi guration Tool 85
- 9.11 Menu Tree (HART 7) 86
- F0911.ai 87
- F0912.ai 88
- F0913.ai 89
- F0915.ai 91
- F0916.ai 92
- F0917.ai 93
- 10. OPERATION 95
- 10.1.8 Power Failure 97
- 10.2.1 Low Cut Adjustment 97
- 10.2.2 Zero Tuning 97
- 1. Tuning method 98
- 2. TLA value 98
- 3. Output 98
- 11. MAINTENANCE 99
- <11. MAINTENANCE> 100
- Amplifi er Unit 101
- Indicator 101
- 11.5 Vortex Shedder Removal 102
- IMPORTANT 102
- 11.6 Flow Calculation 104
- 12. TROUBLESHOOTING 107
- F1202.ai 108
- 13. GENERAL SPECIFICATIONS 111
- Load Resistance 114
- 13.2 Model And Suffi x Codes 115
- Body Material 116
- Shedder Bar Material 116
- Gasket Material 117
- 13.3 Option Specifi cations 118
- $PELHQW7HPSHUDWXUHÛ& 119
- 13.4 Sizing 121
- 13.5 Detailed Accuracy 123
- Reduced Bore Type 124
- Calculation formula 125
- Typical fl uid example 125
- Reference 128
- Pressure Loss 128
- Cavitation 129
- 13.7 External Dimensions 132
- Unit : mm 133
- (approx. inch) 133
- (approx. inch) 135
- Flange type 136
- 103.5 (4.07) 138
- Only for the following 138
- Flameproof 138
- (TIIS, ATEX, IECEx) 138
- Flameproof (ATEX, IECEx) 144
- Remote Type Converter (DYA) 150
- INSTRUMENT 152
- (2) Installation 153
- (3) Operation 154
- (4) Maintenance and Repair 154
- (and Note) 154
- (6) Electrical Connection 154
- (2) Wiring 156
- (5) Installation Diagram 157
- Nonincendive (and WARNING) 157
- 14.3 IECEx 158
- 14.4 CSA 160
- Intrinsically safe 162
- Type “n” and Non-incendive 162
- (1) Technical Data 163
- Intrinsically Safe 164
- (6) Name Plate 164
- Intrinsically safe and Type n 164
- 14.6 TIIS 165
- 15. PED (PRESSURE EQUIPMENT 166
- DIRECTIVE) 166
- INSTALLATION AND OPERATING 167
- EQUIPMENT 167
- Revision Information 170
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