Varec Network Adapter 4000 Bedienerhandbuch PDF herunterladen (Seite 10)

Tank Gauge Transmitter

viii Installation and Operations Manual

10.2 4000GEFMO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

10.3 4000LJFMO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

10.4 4000MXFMO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

10.5 4000WBFMO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

10.6 4000GMFMO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 79 80

Installation and 1
Operations Manual 1
Copyright 3
Trademarks acknowledged 3
Disclaimer of Warranties 4
Terms of Use 4
Safety Precaution Definitions 5
Safety Precautions 5
Tank Gauge Transmitter 10
1 Introduction 11
1.3 Operation 12
2 Installation 13
2.2 Mounting the Equipment 14
2.4.1 ATT Wiring 15
2.4.2 Wiring Preparation 15
2.4.3 Connecting Input Power 15
2.3 Grounding the Equipment 15
2.4 Wiring 15
2.4.5 ATT EIA485 Wiring 17
2.4.6 ATT Mark/Space Wiring 19
2.5 Connecting the RTD 20
3 Configuration 21
3.3 Terminal Mode Operation 23
3.4 Menu Operation 24
3.4.1 Main Menu 25
3.4.2 Summary Menu 26
3.4.3 Configuration Menu 27
3.4.4 Host Menu 28
3.4.5 Notes on Menu Items 28
3.5 Quick Setup 29
4.1 Maintenance 37
4.2 Battery Replacement 37
4.3 Troubleshooting 38
4.4 ATT Status Conditions 39
4.6 Model 1200 Error Messages 40
5 Specifications 41
5.1.4 Level Measurement 42
5.2 Safety Agency Approvals 43
6 Ordering Information 47
7 Theory of Operation 49
7.3 Status Inputs and Outputs 50
7.4 ATTI Communications Port 50
7.6 Level Measurement 50
7.6.1 Back-up Battery 50
7.6.2 Damping 51
7.7 Encoder Battery Backup 51
7.8 Temperature Measurement 51
7.9 Host Communication 51
Table 7-1: Modbus Functions 52
4000 Theory of Operation 53
8 ATT Family of Products 55
8.2.1 Digital Outputs 56
8.2.2 Digital Inputs 56
8.2.3 Relay Specifications 56
9 Modbus Implementation 57
Table 9-1: Modbus Functions 58
9.5 Integer Registers 59
9.5.1 Integer Data 60
9.5.2 Integer Data 61
9.5.3 Character Data 61
9.5.4 Coded Data 62
9.5.5 Packed Bit Data 62
9.6 Floating-Point Registers 63
9.6.5 Floating Point Data 64
9.6.6 Floating Point Data 64
9.7 Status Bits 65
9.9 Data Out of Range 66
9.12 Integer Register Map 67
9.14 Status Bit Register Map 71
10 Optional Interfaces 73
10.5 4000WBFMO 74
Glossary 75
Your offical representative 80
Your official representative 80

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