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It is used for controlling and regulating unit valves and underfloor distributors within room automation
All of the above sensors operate on a two wire non polarised connection to the TC5044 controller
Feedback potentiometer
Electrical rating : 250 Vac 1Amp
The GSTA-N has field selectable Current and voltage outputs
Controlli MVA Series Valve Actuators solid state CO sensor It is used for controllingControlli MVA actuators are electro thermal type and are controlled by an on off signal or, for MVA41 42 only, by pulse width modulation too. Actuators are supplied by control signal; this causes the thermostatic element to heat up and a small piston to come out and lower the valve stem. MVA22 42 actuators are supplied with a 2 (0. 2)A 250 V SPST microswitch with contact closed by powered actuator; a particular application of fan control terminal unit
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