WAGO-I/O-SYSTEM 750 Table of Contents 3
750-496 8AI 0/4-20mA S.E.
Manual
Version 1.2.0
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Table of Contents
1Notes about this Documentation................................................................. 6
1.1 Validity of this Documentation................................................................. 6
1.2 Revision History........................................................................................ 6
1.3 Copyright................................................................................................... 6
1.4 Symbols..................................................................................................... 7
1.5 Number Notation....................................................................................... 9
1.6 Font Conventions ...................................................................................... 9
2Important 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
2.2 Safety Advice (Precautions).................................................................... 12
3Device Description ..................................................................................... 14
3.1 View ........................................................................................................ 16
3.2 Connectors............................................................................................... 17
3.2.1 Data Contacts/Internal Bus................................................................. 17
3.2.2 Power Jumper Contacts/Field Supply ................................................ 18
3.2.3 Push-in 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 Data ........................................................................................ 24
3.6.2 Power Supply...................................................................................... 24
3.6.3 Communication .................................................................................. 24
3.6.4 Inputs .................................................................................................. 25
3.6.5 Connection Type ................................................................................ 25
3.6.6 Climatic Environmental Conditions................................................... 26
3.7 Approvals ................................................................................................ 27
3.8 Standards and Guidelines........................................................................ 29
4Process Image............................................................................................. 30
4.1 Overview ................................................................................................. 31
4.2 Status Bytes............................................................................................. 32
4.3 Process Data ............................................................................................ 33
4.3.1 Overview of Sensor Types ................................................................. 33
4.3.2 Standard Format ................................................................................. 33
4.3.2.1 Sensor Type 0 … 20 mA ............................................................... 33
4.3.2.2 Sensor Type 4 … 20 mA ............................................................... 34
4.3.2.3 Sensor Type 3.6 … 21 mA (NAMUR NE43) ............................... 35
4.3.3 Special Format.................................................................................... 36
4.3.3.1 Sensor Type 0 … 20 mA ............................................................... 36
4.3.3.2 Sensor Type 4 … 20 mA ............................................................... 37
