Power Input:11 - 16VDC, 22 - 26 VAC (22 - 26VAC with optional heating unit)
Alarm Output: N.O., N.C. 28VDC 0.2A max.
Current Consumption:45mA max. at 12V DC, 80mA max. at 24V AC (420mA max. (24VAC) with optional heating unit)
Operation Temperature: -13° to +140°F (-40° to +140°F with optional SIP-HU heating unit)