Installation, Operating, and Maintenance Instructions
Series 01, DN 16 - 50 (5/8" - 2")
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 [email protected] www.vatvalve.com
271691EB
2009-03-09
6/15
2.4.3 Electrical connection
Do not touch any electrically charged parts!
Connect electrical power only if
- valve has been installed into the vacuum system
- moving parts cannot be touched
Verify that mains voltage matches voltage stated on the solenoid! Sockets for position indicator and
solenoid are supplied with the valve.
Wire solenoid and position indicator according to the following diagrams:
Standard solenoid
Solenoid for impulse actuation (option)
MV
2
1
power
2
1
2
1
close
open
1
2
power
2
1
1
2
MV
MV
MV = coil of solenoid
MV1 = coil of solenoid «open»
MV2 = coil of solenoid «closed»
Minimum pulse duration 50 ms
Continuous voltage does not damage the coil
Standard position indicator
Position indicator with change-over contacts
(option)
1
2
3
4
5
6
1
2
6
5
4
3
Lo
Lg
6
5
4
3
2
1
3
1
2
4
6
5
Lo
Lg
Lo = position indicator «open»
Lg = position indicator «closed»
Lo = position indicator «open»
Lg = position indicator «closed»
