Installation, Operating & Maintenance Instructions
Series 650 DN 100-250 (I.D. 4“ - 10”), RS485
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel ++41 81 771 61 61 Fax ++41 81 771 48 30 Email
www.vatvalve.com
271149EA
2007-06-12
14/77
2.6.3 Power and sensor connection (
±
15 VDC sensors) without optional SPS module
[650 . . - . . T . - . . . . / 650 . . - . . U . - . . . . versions only
Note:
•
Use shielded sensor cable(s). Keep cable as short as possible, but locate it away from noise sources.
•
Connect
the
±
15 VDC sensors at DB–15 female sensor connector exactly as shown in the drawing above.
Do not connect other pins, that may damage power supply or controller!
•
Connector: Use only screws with 4-40UNC thread for fastening the connectors!
Pins 4 and 8 must be bridged for
operation!
An optional switch would allow for motor
interlock to prevent valve from moving.
Low range sensor may be connected
to sensor 1 or sensor 2 input.
Do configuration accordingly.