Varec 4000 manuals

Varec 4000 User Manual (78 pages)

Brand: Varec | Category: Hardware | Size: 2.25 MB |

English

Table of contents

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

Previous Function

23

ON / OFF

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

Figure 5-1

44

6 Order Codes

45

7 Theory of Operation

47

7.7 Encoder Battery Backup

49

7.8 Temperature Measurement

49

7.9 Host Communication

49

Table 7-1: Modbus Functions

50

4000 Theory of Operation

51

8 ATT Family of Products

53

8.2.1 Digital Outputs

54

8.2.2 Digital Inputs

54

8.2.3 Relay Specifications

54

9 Modbus Implementation

55

Table 9-1: Modbus Functions

56

9.5 Integer Registers

57

9.5.1 Integer Data

58

9.5.2 Integer Data

59

9.5.3 Character Data

59

9.5.4 Coded Data

60

9.5.5 Packed Bit Data

60

9.6 Floating-Point Registers

61

9.6.5 Floating Point Data

62

9.6.6 Floating Point Data

62

9.7 Status Bits

63

9.9 Data Out of Range

64

9.12 Integer Register Map

65

9.14 Status Bit Register Map

69

10 Optional Interfaces

71

10.5 4000WBFMO

72

Glossary

73

Your offical representative

78

Your official representative

78

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