WAGO-I/O-SYSTEM 750
Table of Contents
3
750-464 2/4 AI RTD configurable
Manual
Version 1.0.1
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Table of Contents
1
Notes about this Documentation ................................................................. 7
1.1
Validity of this Documentation ................................................................. 7
1.2
Copyright ................................................................................................... 7
1.3
Symbols ..................................................................................................... 8
1.4
Number Notation ..................................................................................... 10
1.5
Font Conventions .................................................................................... 10
2
Important Notes ......................................................................................... 11
2.1
Legal Bases ............................................................................................. 11
2.1.1
Subject to Changes ............................................................................. 11
2.1.2
Personnel Qualifications ..................................................................... 11
2.1.3
Use of the 750 Series in Compliance with Underlying Provisions .... 11
2.1.4
Technical Condition of Specified Devices ......................................... 12
2.2
Safety Advice (Precautions) .................................................................... 13
3
Device Description ..................................................................................... 15
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
CAGE CLAMP
®
Connectors ............................................................. 19
3.2.4
Connections 4-Channel, 2-Wire ......................................................... 19
3.2.5
Connections 2-Channel, 3-Wire ......................................................... 19
3.2.6
Connections 2-Channel, 2-Wire ......................................................... 20
3.3
Display Elements .................................................................................... 21
3.4
Operating Elements ................................................................................. 22
3.5
Schematic Diagram ................................................................................. 22
3.6
Technical Data ........................................................................................ 23
3.6.1
Device data ......................................................................................... 23
3.6.2
Supply ................................................................................................. 23
3.6.3
Communication .................................................................................. 23
3.6.4
Inputs (RTD-variant 750-464) ............................................................ 24
3.6.5
Inputs (NTC-variants 750-464/020-000) ............................................ 24
3.7
Approvals ................................................................................................ 25
3.8
Standards and Guidelines ........................................................................ 27
4
Mounting ..................................................................................................... 28
4.1
Mounting Sequence ................................................................................. 28
4.2
Inserting and Removing Devices ............................................................ 29
4.2.1
Inserting I/O Module .......................................................................... 29
4.2.2
Removing the I/O Module .................................................................. 29
5
Connect Devices ......................................................................................... 31
5.1
Connecting a Conductor to the CAGE CLAMP
®
................................... 31
5.2
Connection Examples .............................................................................. 32
5.2.1
750-464 (RTD) Version, 4-Channel Operation .................................. 32
5.2.1.1
4 x 2-Wire ...................................................................................... 32
5.2.1.2
Special Features in 4-Channel Operation ...................................... 32
5.2.1.2.1
Open Input Wiring .................................................................... 32
