Connecting The Control Medium; Assembly / Disassembly Of Spare Parts; Control Function - GEM 695 Operating Instructions Manual

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).
Control
function
1 (NC)
2 (NO)
3 (DA)
+ = available / - = not available
(for connectors 2 / 4 see pictures on the left)
10.3 Connecting
the control medium
Important:
Assemble the control medium lines
tension-free and without any bends
or knots!
Use appropriate connectors
according to the application.
Connector 2
Control function 1
Connector 4
Connector 2
Control function
2 + 3
Connectors
2 4
+ -
- +
+ +
Thread size of the control medium connector:
G1/4
Always make sure you have used the
correct threads. Failure to do so could cause
the control media line to hit someone with
force (due to compressed control medium),
thereby causing death or serious injury.
Function of the actuator would be aff ected by
using incorrect thread size. Incorrect thread
size may change function of process line
[product quality] (or process media could
escape).
Control function
1 Normally closed (NC)
2 Normally open (NO)
3 Double acting (DA)
For connectors 2 / 4 see pictures on the left
11 Assembly / disassembly
of spare parts
19
18
31 / 44
Connector
2: Control medium (open)
4: Control medium (close)
2: Control medium (open)
4: Control medium (close)
695_us
A
2
1