Installation, Operating & Maintenance Instructions
Series 615 DN 40 (I.D. 1.5”), RS485
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Contents:
1Use of product .......................................................................................................................................................... 5
1.1 Technical data.................................................................................................................................................. 6
2Installation................................................................................................................................................................. 8
2.1 Unpacking........................................................................................................................................................ 8
2.2 Installation into the system .............................................................................................................................. 8
2.3 Tightening torque........................................................................................................................................... 10
2.3.1 Mounting of ISO-KF flanges .............................................................................................................. 10
2.4 Admissible forces........................................................................................................................................... 10
2.4.1 Admissible forces at controller .......................................................................................................... 11
2.5 Requirements to sensor connection .............................................................................................................. 12
2.6 Electrical connection...................................................................................................................................... 13
2.6.1 Ground connection............................................................................................................................ 13
2.6.2 Sensor supply concepts .................................................................................................................... 14
2.6.3 Power and sensor connection (+24 VDC sensors)............................................................................ 15
2.6.4 Power and sensor connection ( 15 VDC sensors) without optional SPS module............................. 17
2.6.5 RS485 interface connection .............................................................................................................. 19
2.6.6 Service port connection..................................................................................................................... 19
3Operation................................................................................................................................................................ 20
3.1 Introduction.................................................................................................................................................... 20
3.1.1 Local operation.................................................................................................................................. 21
3.1.2 Remote operation.............................................................................................................................. 21
3.1.3 Safety mode ...................................................................................................................................... 22
3.2 Operation under increased temperature........................................................................................................ 22
3.3 Behavior during power up.............................................................................................................................. 22
3.4 Behavior in case of power failure................................................................................................................... 22
3.5 Display information ........................................................................................................................................ 23
3.6 Setup procedure ............................................................................................................................................ 25
3.6.1 Interface configuration....................................................................................................................... 25
3.6.2 LOGIC I/O configuration.................................................................................................................... 27
3.6.3 Valve and sensor configuration......................................................................................................... 28
3.6.4 ZERO................................................................................................................................................. 28
3.6.5 Pressure control configuration........................................................................................................... 29
3.6.6 Control algorithms ............................................................................................................................. 31
3.7 Close valve .................................................................................................................................................... 35
3.8 Open valve..................................................................................................................................................... 35
3.9 Position control .............................................................................................................................................. 36
3.10 Pressure control............................................................................................................................................. 36
3.11 Tuning of pressure control performance........................................................................................................ 36
3.11.1 Tuning of pressure control (adaptive)................................................................................................ 37
3.11.2 Tuning of pressure control performance with fixed PI control............................................................ 42
3.11.3 Tuning of pressure control (soft pump).............................................................................................. 47
3.12 RS485 interface............................................................................................................................................. 50
3.12.1 Settings.............................................................................................................................................. 50
3.12.2 Schematics........................................................................................................................................ 50
3.12.3 RS485 network topology ................................................................................................................... 53
3.12.4 Connection cable drawing................................................................................................................. 53
3.12.5 Digital inputs...................................................................................................................................... 54
3.12.6 Command syntax............................................................................................................................... 55
3.12.7 Addressed communication................................................................................................................ 55
3.12.8 RS485 Control commands ................................................................................................................ 56
3.12.9 RS485 Inquiry commands................................................................................................................. 57
3.12.10RS485 Setup commands................................................................................................................... 62
3.12.11Error messages................................................................................................................................. 69
4Trouble shooting..................................................................................................................................................... 70
5Maintenance & repairs............................................................................................................................................ 73
5.1 Maintenance procedures ............................................................................................................................... 73
