dwyer air flow switch

Αντικαταστάσιμος διακόπτης ροής αέρα Dwyer επιβραδυντικό πυρκαγιάς σε αγωγούς

Replaceable dwyer air flow switch Description The duct air flow switch provides feedback of air flow in HVAC duct work. It can be directly connected to the control system as a feedback point or interlocked to prevent operation of heating and cooling equipment when there is no air flow. The stainless ...