Specifications

Enclosure - Cover: ABS plastic, Base: galvanized steel, NEMA type 1
Approvals - CSA C US
Ambient conditions - Indoor use only, 32 to 122°F (0 to 50°C), RH 90% non-condensing
Power supply - 115 V (ac) ±10%, 60 Hz, 11 A
Transformer - 40 VA, expandable to 80 VA with additional transformer M3069 (sold separately)
Control load - 7 VA
Fuses - T5A 250 V slow blow, two spare fuses included
Zone valve outputs - 24 V (ac), 2 A max per output
Zone valve end switch - 24 V (ac)
Pump relays - 230 V (ac), 5 A, 1/3 hp
Boiler XX end switch - 24 V (ac), 5 A
DHW end switch - 24 V (ac), 5 A
Mod boiler output - 0-10 V (dc) 500 ohm min load impedance / 4-20 mA 1 k ohm max load impedance