WAGO 750-486/040-000, Manual

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WAGO-I/O-SYSTEM 750 XTR Table of Contents 3
750-486/040-000 4AI 0/4-20mA NE43 Ex i XTR
Manual
Version 1.0.0
Table of Contents
1 Notes about this Documentation ............................................................. 6
1.1 Validity of this Documentation................................................................. 6
1.2 Copyright ................................................................................................ 6
1.3 Symbols ................................................................................................. 7
1.4 Number Notation .................................................................................... 9
1.5 Font Conventions ................................................................................... 9
2 Important Notes ...................................................................................... 10
2.1 Legal Bases .......................................................................................... 10
2.1.1 Subject to Changes .......................................................................... 10
2.1.2 Personnel Qualifications .................................................................. 10
2.1.3 Use of the WAGO-I/O-SYSTEM 750 in Compliance with
Underlying Provisions ...................................................................... 10
2.1.4 Technical Condition of Specified Devices......................................... 11
2.1.4.1 Disposal ...................................................................................... 11
2.2 Safety Advice (Precautions) ................................................................. 12
3 Device Description .................................................................................. 14
3.1 View ..................................................................................................... 17
3.2 Connectors ........................................................................................... 18
3.2.1 Data Contacts/Local Bus .................................................................. 18
3.2.2 Power Jumper Contacts/Field Supply .............................................. 19
3.2.3 CAGE CLAMP
®
Connectors ............................................................. 20
3.3 Display Elements .................................................................................. 21
3.4 Operating Elements .............................................................................. 22
3.5 Schematic Diagram .............................................................................. 23
3.6 Technical Data ..................................................................................... 24
3.6.1 Device .............................................................................................. 24
3.6.2 Power Supply ................................................................................... 24
3.6.3 Inputs ............................................................................................... 25
3.6.4 Explosion Protection ........................................................................ 26
3.6.5 Communication ................................................................................ 26
3.6.6 Connection Type .............................................................................. 27
3.6.7 Mechanical Conditions ..................................................................... 27
3.6.8 Climatic Environmental Conditions ................................................... 27
3.7 Approvals ............................................................................................. 28
3.8 Standards and Guidelines .................................................................... 30
4 Process Image ......................................................................................... 36
4.1 Overview .............................................................................................. 37
4.2 Status Bytes ......................................................................................... 38
4.3 Process Data ........................................................................................ 39
4.3.1 Overview of Sensor Types ............................................................... 39
4.3.2 Standard Format (Two's Complement Representation) .................... 39
4.3.2.1 Sensor Type “0-20 mA” ............................................................... 39
4.3.2.2 Sensor Type “4-20 mA” ............................................................... 40
4.3.2.3 Sensor Typ “3,6-21 mA” (NAMUR NE43) .................................... 41
4.3.3 Special Format (Amount/Sign Format) ............................................. 42