VAT 642 Series Installation And Operating Instructions

Series 642
813316EB Edition 2017-11-24 3/
107
Contents
1 Description of product ........................................................................ 6
1.1 Identification of product ................................................................................................... 6
1.2 Use of product ................................................................................................................. 6
1.3 Used abbreviations .......................................................................................................... 6
1.4 Related documents.......................................................................................................... 6
1.5 Important information....................................................................................................... 6
1.6 Technical data ................................................................................................................. 7
1.6.1 Control and actuating unit ................................................................................. 7
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 ...................................................................................... 18
4.3 Tightening torque .......................................................................................................... 19
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 (+24 VDC) and sensor connection (±15 VDC sensors) with SPS module27
4.5.5 CC-Link interface connection .......................................................................... 29
4.5.6 LOGIC I/O ....................................................................................................... 35
4.5.7 Service port connection................................................................................... 36
4.6 Initial operation .............................................................................................................. 37
4.6.1 Setup procedure ............................................................................................. 37
4.6.2 CC-Link configuration...................................................................................... 38
4.6.3 LOGIC I/O configuration.................................................................................. 42
4.6.4 Valve configuration ......................................................................................... 43
4.6.5 Sensor configuration ....................................................................................... 43
4.6.6 ZERO .............................................................................................................. 44
4.6.7 LEARN (adaptive) ........................................................................................... 45
4.6.8 Pressure control configuration ........................................................................ 47
4.7 Tuning of control performance ....................................................................................... 48
4.7.1 Tuning of control performance with adaptive pressure controller .................... 49
4.7.2 Tuning of control performance with fixed PI pressure controller ..................... 54
4.7.3 Tuning of control performance with soft pump pressure controller .................. 57
4.8 CC-Link interface commands ........................................................................................ 60

VAT 642 Series Specifications

General

Brand	VAT
Model	642 Series
Category	Control Unit
Language	English