MODEL AAFS , DWYER ,ADJUSTABLE AIR FLOW PADDLE SWITCH MODEL AAFS | DWYER ADJUSTABLE AIR FLOW PADDLE SWITCH Ranges from 200 to 1800 FPM, Stainless Steel Vane, ABS Housing FEATURES/BENEFITS • Adjustable air flow sensitivity from 200 to 1800 FPM • High current (15 A) rated SPDT contact • IP65 enclosure rating APPLICATIONS • Air flow proving in HVAC systems อ่านเพิ่ม