VAT 642 Series User Manual

Series 642
742280ED Edition 2017-11-24 3/
119
Contents
1 Description of product ........................................................................ 5
1.1 Identification of product ................................................................................................... 5
1.2 Use of product ................................................................................................................. 5
1.3 Used abbreviations .......................................................................................................... 5
1.4 Related documents.......................................................................................................... 5
1.5 Important information....................................................................................................... 5
1.6 Technical data ................................................................................................................. 6
1.6.1 Control and actuating unit ................................................................................. 6
1.6.2 Valve unit .......................................................................................................... 8
2 Safety ................................................................................................... 9
2.1 Compulsory reading material ........................................................................................... 9
2.2 Danger levels .................................................................................................................. 9
2.3 Personnel qualifications ................................................................................................. 10
2.4 Safety labels .................................................................................................................. 10
3 Design and Function ......................................................................... 11
3.1 Design ........................................................................................................................... 11
3.2 Function ......................................................................................................................... 11
3.2.1 Pressure control system overview and function .............................................. 12
3.2.2 Principle of a pressure control system ............................................................ 13
4 Installation ......................................................................................... 14
4.1 Unpacking ..................................................................................................................... 14
4.2 Installation into the system ............................................................................................ 15
4.2.1 Installation space condition ............................................................................. 16
4.2.2 Connection overview ....................................................................................... 17
4.2.3 Installation procedure ...................................................................................... 17
4.3 Tightening torque .......................................................................................................... 18
4.3.1 Mounting with centering rings ......................................................................... 19
4.3.2 Mounting with O-ring in grooves ..................................................................... 20
4.4 Admissible forces .......................................................................................................... 21
4.4.1 Requirements to sensor connection ................................................................ 22
4.5 Electrical connection...................................................................................................... 22
4.5.1 Ground connection .......................................................................................... 23
4.5.2 Sensor supply concepts .................................................................................. 24
4.5.3 Power and sensor connection (+24 VDC sensors) ......................................... 25
4.5.4 Power and sensor connection (±15 VDC sensors) without opt. SPS module . 27
4.5.5 Power and sensor connection (±15 VDC sensors) with opt. SPS module ...... 29
4.5.6 Power connection for Slave valve only............................................................ 30
4.5.7 Service port connection................................................................................... 30
4.5.8 Valve cluster connection ................................................................................. 31
4.5.9 Functions and Wiring ...................................................................................... 34
4.6 Initial operation .............................................................................................................. 37
4.6.1 Setup procedure ............................................................................................. 37
4.6.2 Interface configuration..................................................................................... 38
4.6.3 Cluster address configuration ......................................................................... 38
4.6.4 Valve configuration ......................................................................................... 41
4.6.5 Sensor configuration ....................................................................................... 41
4.6.6 ZERO .............................................................................................................. 42
4.6.7 LEARN (adaptive) ........................................................................................... 43
4.7 Tuning of control performance ....................................................................................... 45
4.7.1 Tuning of control performance with adaptive pressure controller .................... 45
4.7.2 Tuning of control performance with fixed PI pressure controller ..................... 51
4.7.3 Tuning of control performance with soft pump pressure controller .................. 54

VAT 642 Series Specifications

General

Brand	VAT
Model	642 Series
Category	Control Unit
Language	English