Series
4/118
Edition 06.07.2021 1088615EA
4.3.3.1
Power connector: Configuration with switches for digital inputs
“Interlock” 36
4.3.3.2
Power connector: Configuration with voltage source for digital
inputs 36
4.3.3.3
Digital inputs ................................................................................... 37
4.3.3.4
Digital output ................................................................................... 37
4.3.4
LOGIC I/O ........................................................................................................ 38
4.3.4.1
Digital input ..................................................................................... 39
4.3.4.2
Digital output ................................................................................... 39
4.3.5
Service port connection .................................................................................... 39
4.4
Initial operation .............................................................................................................. 40
4.5
PROFIBUS configuration ............................................................................................... 41
4.5.1
Data type of pressure and position values (optional) ....................................... 43
4.5.2
Range of pressure and position values (optional) ............................................ 44
4.6
LOGIC I/O configuration ................................................................................................ 46
4.7
Valve configuration ........................................................................................................ 47
4.7.1
Homing Start Option ......................................................................................... 47
4.7.2
Power Failure Option ....................................................................................... 48
4.7.3
Digital I/O ......................................................................................................... 48
4.8
Sensor configuration ...................................................................................................... 49
4.8.1
Sensor configuration ........................................................................................ 49
4.8.2
Sensor crossover (2 sensor operation mode) .................................................. 50
4.8.3
Zero adjust ....................................................................................................... 51
4.9
Pressure control configuration ....................................................................................... 52
4.9.1
Control Algorithm ............................................................................................. 53
4.9.2
Choose correct control algorithm ..................................................................... 54
4.9.3
Learn (adaptive control algorithm) .................................................................... 55
4.9.4
Pressure ramp.................................................................................................. 59
4.9.4.1
Pressure ramp configuration ........................................................... 60
4.9.5
Tuning of control performance ......................................................................... 61
4.9.5.1
Tuning of control performance with adaptive pressure controller ... 61
Gain factor adjustment ..................................................................................... 62
Sensor delay adjustment .................................................................................. 62
Setpoint ramp adjustment ................................................................................ 63
Valve speed adjustment ................................................................................... 63
4.9.5.2
Tuning of control performance with fixed PI pressure controller ..... 65
Optimizing P gain and I gain ............................................................................ 65
4.9.5.3
Tuning of control performance with soft pump pressure controller . 68
Optimizing P gain ............................................................................................. 68
4.10
PROFIBUS interface (General)...................................................................................... 71
4.11
PROFIBUS interface (Process data – cyclic communication) ........................................ 72
4.11.1
OUTPUT Buffer (Master PLC) ......................................................................... 72
4.11.1.1
Overview ......................................................................................... 72
4.11.1.2
Details ............................................................................................. 73
4.11.2
INPUT Buffer (Master PLC) ............................................................................. 75
4.11.2.1
Overview ......................................................................................... 75
4.11.2.2
Details ............................................................................................. 76
4.11.3
Communication and timing between Master (PLC) and Slave (VAT-Valve) .... 80
5
Operation ........................................................................................... 81
5.1
Normal operation ........................................................................................................... 81
5.1.1
Remote operation ............................................................................................. 81
5.1.2
Local operation................................................................................................. 82
5.2
Close valve .................................................................................................................... 83
5.3
Open valve..................................................................................................................... 83
5.4
Position control .............................................................................................................. 83
5.5
Pressure control ............................................................................................................. 83
5.6
Display information ........................................................................................................ 84
5.6.1
Power up .......................................................................................................... 84