Bentone BG 450, Installation And Maintenance Instruction

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24 Bentone
172 525 18 2020-10-16
6.2 Mounting closed position indicator
(CPi)
1. Interrupt gas supply.
2. Remove G 1/8 seal plug and O ring from valve bottom.
3. Screw closed position indicator with new O ring (9,5 x 1.6).
4. Tighten using open-ended spanner WAF 12.
5. Electrical connection
Remove cover A.
Electrical connection to screw
terminals 1,2,3.
6. Perform leakage and function test.
7. Set switching point
Remove cover B if there is no
contact from terminal 1 to terminal 3 when valve is closed.
Rotate setting screw C to ” + ” until switching point is reached.
Then rotate the setting screw by another scale division.
Check function by activating the valve.
8. Re-set switching point Turn setting screw C back in arrow direction ”–”
to the stop; proceed as described in 7.
C
B
1
2
3
F
A
X50
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