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2.6.4 Power and sensor connection (±15 VDC sensors) without optional SPS module
[612 . . - . . G . - . . . . / 612 . . - . . H . - . . . . versions only]
2.6.4.1
Sensor power wiring via controller
Pins 4 and 8 must be bridged for operation!
An optional switch would allow for motor
interlock to prevent valve from moving.
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 sensor, power supply or controller!
•
Connector: Use only screws with 4-40UNC thread for fastening the connectors!
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 CH@vatvalve.com www.vatvalve.com
Installation, Operating & Maintenance Instructions
Series 612 DN 40 (I.D. 1.5"), RS485
Fuse 1A
Fuse 1A
289917EA
17/69
2011-07-07
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