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Installation, Operating & Maintenance Instructions
Series 650 DN 100-
250 (I.D. 4“ - 10”), DeviceNet
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 [email protected] www.vatvalve.com
266341ED
2012-07-13
22/79
2.6.8 Digital input
Pin
Signal type
Description
3
Digital
input
This function will close the valve.
Valve will be in interlock mode as long as function is activated.
After deactivation of function it will remain effective until converse DeviceNet control command
have been received
The function is activated when optocoupler is „on‟ in
non inverted
configuration.
The function is activated when optocoupler is „off‟ in
inverted
configuration.
Configuration can be adjusted in local operation via service port with CV, CPA or Hyper
terminal. Refer to chapter: «LOGIC I/O configuration».
1
Digital ground
Ground for digital input. Connect switch to ground.
See also chapter: «2.6.7 LOGIC I/O».
Note:
The digital input is digitally filtered. Filter delay is 50ms. This means that digital signal must be applied for at least
50ms to be effective. Refer to chapter: «2.6.7 LOGIC I/O» for details about input circuit.
2.6.9 Digital output
Pin
Signal type
Description
2
Digital
output
This function will indicate that the valve is closed or open.
If the function “ON” is configured the
output is continous on.
4
Digital common
Common for all digital output. C or
– terminal of source with common.
See also chapter: «2.6.7 LOGIC I/O».
2.6.10 Service port connection
The service port (connector: SERVICE) allows to connect the valve to a RS232 port of a computer.
This requires a service cable and software from VAT. You can either use our freeware 'Control View', which can be
downloaded from www.vatvalve.com or purchase our 'Control Performance Analyzer'.
Alternatively the VAT Service Box 2 can be connected to the service port for setup and local operation.
The service port is not galvanic isolated. Therefore we recommend using this only for setup, testing and maintenance and
not for permanent control.
Refer also to «Local Operation» for details and to «Spare parts / Accessories» for ordering numbers of service cable,
software and Service Box 2.
Connector:
Use only screws with 4-40UNC thread for fastening the service port connector!