© 2022 Staheli West
111
Actuators
Top Front Steam Valve Actuator
Top Rear Steam Valve Actuator
Bottom Front Steam Valve Actuator
Bottom Rear Steam Valve Actuator
Feed Water Valve Actuator
Blowdown Valve Actuator
1. GND
2. 4-20mA
3. GND
4. 12 V
Actuators are
interchangeable
Connections are
interchangeable
Steam Purge Valve Actuator
A. GND
B. 24 V
C. 12 V
Actuators are not
interchangeable
Connections are
interchangeable
Water Purge Valve Actuator
A. GND
B. 24 V
C. 12 V
Louver Actuator
1. GND
2. 4-20mA
3. GND
COM
4. 12 V
5. 24 V
6. 24 V
7. 24 V
Louver
Actuator is not
interchangeable
with other
actuators
Unplug and
plug back in to
reset the louver
actuator
A
B
C
A
B
C
1
2
3
4
7 6 5
4
3
2
1