Product Description
Switch Action: Open-Low Main-Contacts, Close-Low Auxiliary Contacts. Range: 35 to 80 deg F (1.7 to 26.7 deg C). Differential: Manual Reset. Bulb and Capillary: 3/8" x 3", 6ft Cappilary. Range Adjuster: Screwdriver Slot. The A70 Series Temperature Control incorporates a vapor-charged sensing element. The A70G, A70H, and A70K have a four-wire, two-circuit contact block that contains two isolated sets of contacts. The contacts are designed so that when the main contact opens, the auxiliary contact closes. Typical applications include energizing an indicator light after a low temperature cutout on a ventilating system.. Johnson Controls. Johnson Controls. A70HA-2C.