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10.7 Setting the switching positions
1. Turn the cover anticlock-
wise to open the bayonet
fitting.
3
4
Setting the upper switching
position:
3. Move the valve to the
OPEN position.
4. Squeeze and hold red
levers 3.
5. Push switch 4 on the
toothed bar into the de-
sired position.
6. Release red levers 3.
ð Switch 4 engages.
ð The upper switching
position is set.
11. Make the electrical connection.
www.gemu-group.com
2
2. Remove cover 2.
5
6
Setting the lower switching
position:
7. Move the valve to the
CLOSED position.
8. Squeeze and hold red
levers 5.
9. Push switch 6 on the
toothed bar into the de-
sired position.
10. Release red levers 5.
ð Switch 6 engages.
ð The lower switching po-
sition is set.
12. After completing the electrical connection, carefully pull
the connection cable taut.
13. Make sure that seal 1 is fitted correctly and is not dam-
aged.
14. Put on cover 2 so that the bayonet fitting is inserted cor-
rectly and turn cover 2 clockwise.
15. Restore the power supply.
16. To check that everything is working correctly, open and
close the valve and observe the signalling.
17. If the settings need to be readjusted, switch off power to
the product again and repeat the steps in "Setting the
switching positions".
11 Pneumatic connection
11.1 Standard, single acting
Connec-
tion
1
Air supply connection P
2
Working connection for process
valve A1
3
Venting connection R with silencer
(integrated housing ventilation)
1) only relevant for exhaust air duct and/or increase of protection
class
13 / 23
11 Pneumatic connection
2
Designation
Connection
size
G 1/8
G 1/8
G 1/8
1)
GEMÜ 4240
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