Siemens SAS81.33U Valve Actuator, the Powermite 599 MT Series SAS Electronic Valve Actuator requires a 24V supply and receives a floating control signal to provide three-position control of a valve. The spring return actuator works with Powermite 599 MT Series terminal unit valves with a 7/32″ stroke.
Control signal: Floating
Fail Safe: Yes, Spring Return
Operating voltage: 24 VAC/DC
Power consumption: 2 VA
Ambient temperature, operation: -5…55 °C
Ambient humidity, operation: 95 % r.h.
Stroke: 5.5 mm
Mounting position: Upright to horizontal
Degree of protection: IP54
Dimensions (W x H x D): 3.66 x 5.94 x 3.15 in
Carlos Bogdan –
I had an urgent need for a valve actuator, and adaptivehvacsupplies delivered fast. The quality is excellent, and I was able to install it easily.