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Table of Contents
WAGO-I/O-SYSTEM 750
750-632 Proportional Valve Module
Manual
Version 1.3.0, valid from FW/HW-Version 01/01
Specifying the Setpoint Value: Operating Mode with Two Valves,
Coil Control: Two Coils, Unidirectional (3-wire) (750-632/000-100
Functions for the Setpoint Value Control ............................................... 37
“Automatic mode” .............................................................................. 37
End Stop Behavior .............................................................................. 42
End Stop Behavior in “Automatic Mode” ..................................... 42
Approach End Stop Value ......................................................... 43
Hold Current Value (“Freeze”) ................................................. 45
End Stop Behavior in “JOG Mode” and “TIP Mode” ................... 46
Approach End Stop Value ......................................................... 46
Hold Current Value (“Freeze”) ................................................. 48
Substitute Value Strategy ................................................................... 49
Approach Substitute Value ............................................................ 49
Leave Substitute Value Strategy after an Error ............................. 49
Manual Mode in Case of Error (Emergency Operation) ............... 50
Generating Setpoint Values ................................................................ 52
Overview of the Internal Information Flow ............................................ 52
Function Block: Ramp Generator ....................................................... 54
Function Block: Linearization ............................................................ 56
Function Block: Valve Adjustment .................................................... 57
Definition of “Overlap” ...................................................................... 57
Exemplary Depiction of the Characteristic Curve Compensation . 59
Function Block: Nominal Current ................................................. 59
Function Block: Dither Generator ...................................................... 60
Current Outputs for Valve Coils......................................................... 62
All Fieldbuses (except PROFIBUS and PROFINET)............................. 63
Operating Mode with One Valve ....................................................... 63
Operating Mode with Two Valves ..................................................... 63
PROFIBUS and PROFINET ................................................................... 64
Operating Mode with One Valve ....................................................... 64
Operating Mode with Two Valves ..................................................... 64
Representation of Target and Actual Values .......................................... 67
Inserting and Removing Devices ............................................................ 69
Inserting the I/O Module .................................................................... 69
Removing the I/O Module .................................................................. 70
Connecting a Conductor to the CAGE CLAMP
................................... 71
Power Supply for Marine Applications ................................................... 72