40 to 75 VA max 18 to 30 VAC 50/60 Hz NEC class 2 transformer
Max 15 VA at 24 VAC
4 A over-current protection
18 ga solid copper wire, do not use standard or shield cable wiring
-20 to 160 deg F
0 to 90% RH non-condensing humidity
3 zones, expandable to 5 or 7 zones with the addition of 1 or 2 model XM-2 expansion modules
Gas electric/hydro - up to 2 stages heating and 2 stages cooling, heat pump conventional or dual fuel - up to 3 stages heating and 2 stages cooling compatible equipment
Any single stage heat/cool thermostat or 2 stage heat, 1 stage cool heat pump thermostat
EWC models URD, ND, RSD and SID, any 24 VAC 3 wire or 2 wire damper
Staging via adjustable on board timer or OAS (7 to 42 minutes or 7 to 42 deg F)
50% rule to limit staging if less than half the total zones are demanding heating or cooling
100% dual fuel compatible
On board LED's indicate system operation
Specificationsarrow_drop_down
Country of Origin: US
Depth: 1.7 in
Domestic/Import: Domestic
Height: 9-7/8 in
Includes: Model SAS Supply Air Sensor, Model OAS Outdoor Air Sensor, Model CPLS Coil Protection Lockout Switch