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Dimensions:
5.5" H x 5.5" W x 2.25" D (140 x 140 x 57 mm)
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Power Supply:
24 V (ac) plus / minus 10 percent, 60 Hz, 100 VA max, Class 2
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Sensor:
NTC thermistor, 10 k ohms at 77 degrees F (25 degrees C plus / minus 0.2 degrees C) Beta=3892
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Agency Approvals:
CSA C US, meets class B: ICES & FCC Part 15
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Ambient Conditions:
Indoor use only, 32 to 104 degrees F (0 to 40 degrees C), RH less than or equal to 90 percent Non-condensing
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Control Type:
Microprocessor control, this is not a safety (limit) control
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Enclosure Material:
Blue PC+ABS plastic
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Enclosure NEMA Rating:
NEMA 1
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Hydronic - HVAC Control Type:
tN2 House Control
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Boiler Stage1 Stage2 Relay:
24 V (ac) 5 A
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Calls:
Setpoint and DHW calls, Short, 0 - 32 V (ac)
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Control Load:
2 VA
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Modulating Output:
Boiler modulation 0 - 10 V (dc) 500 ohms min load impedance, 4 - 20 mA 1 k ohms max load impedance
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Pump Power:
115 V (ac) 12 A max
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Pump Relay:
115 V (ac) 5 A, 1/6 hp
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Variable Pump:
115 V (ac) 2.4 A
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Zone Valve - Floating Action Load:
89 VA, 24 V (ac), 3.7 A for zones 1 to 4 plus floating action output
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