Control Functions - Gemü 514 Originalbetriebsanleitung

11.2 Control functions

The following control functions are available:
Control function 1
Normally closed (NC):
Valve resting position: closed by spring force.
Activation of the actuator (connector 2)
opens the valve. When the actuator is vented,
the valve is closed by spring force.
Control function 2
Normally open (NO):
Valve resting position: opened by spring
force. Activation of the actuator (connector 4)
closes the valve. When the actuator is
vented, the valve is opened by spring force.
Control function 3
Double acting (DA):
Valve resting position: no defi ned normal
position. The valve is opened and closed
by activating the respective control medium
connectors (connector 2: open / connector 4:
close).
Only for control valves: Control function 8
Double acting (normally open):
Valve resting position: opened by spring force.
The valve is opened and closed by activating
the respective control medium connectors
(connector 2: open / connector 4: close).
Connector 4
Connector 2
Control function
1 (NC)
2 (NO)
3 (DA)
8 (normally open)
+ = available / - = not available
(for connectors 2 / 4 see photo above)
29 / 40
Connectors
2 4
+ -
- +
+ +
+ +
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