Lennox PRODIGY M2 User Manual

6. Reheat Operation
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Table 18. 1−Compressor Humiditrol Default Operation (using 2−stage Thermostat or Zone Sensor)
Demands Unit Operation
T’Stat or Zone Sensor Economizer Dehumidification Free Cooling On CP1 On Reheat Valve 1 On
Summary
Idle.
X X X CP1 Reheat (Reheat Stage 1)
X X X X CP1 Reheat (Reheat Stage 1)
1st X CP1 Cool
1st X X Free Cool
1st X X CP1 Cool
1st X X X CP1 Cool
2nd X CP1 Cool
2nd X X X Free Cool, CP1 Cool
2nd X X CP1 Cool
2nd X X X CP1 Cool
Free cooling operation is only available on units equipped with an economizer. Default dehumidification demand = RH (A91) > 60% (RH setpoint
ECTO 4.25). Optional dehumidification demand = P299−8 energized if ECTO 4.25 is set to 100 (digital demand). Heating demand overrides reheat.
Table 19. 2−Compressor Humiditrol Default Operation (using 2−stage Thermostat or Zone Sensor)
Demands Unit Operation
T’Stat Zone Sensor
Economizer Dehumidification Free Cooling On CP1 On CP2 On
Reheat Valve 1 On
Summary
Idle.
X X X CP1 Reheat (Reheat Stage 1)
X X X X CP1 Reheat (Reheat Stage 1)
1st 1st X CP1 Cool
1st 1st X X X Free Cool
1st 1st X X X X CP1 Reheat, CP2 Cool (Reheat Stage 2)
1st 1st X X X X X CP1 Reheat, CP2 Cool (Reheat Stage 2)
2nd 2nd X X CP1 Cool, CP2 Cool
2nd 2nd X X X Free Cool, CP1 Cool
2nd 2nd X X X CP1 Cool, CP2 Cool
2nd 2nd X X X X CP1 Cool, CP2 Cool
N/A 3rd X X CP1 Cool, CP2 Cool
N/A 3rd X X X X Free Cool, CP1 Cool, CP2 Cool
N/A 3rd X X X CP1 Cool, CP2 Cool
N/A 3rd X X X X CP1 Cool, CP2 Cool
Free cooling operation is only available on units equipped with an economizer. Default dehumidification demand = RH (A91) > 60% (RH setpoint
ECTO 4.25). Optional dehumidification demand = P299−8 energized if ECTO 4.25 is set to 100 (digital demand). Heating demand overrides reheat.

Lennox PRODIGY M2 Specifications

General

Brand	Lennox
Model	PRODIGY M2
Category	Controller
Language	English