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Lennox Prodigy 2.0 Application Manual page 35

M3 unit controller
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Table 29.
4-Compressor Humiditrol Default Operation (using 4­stage Thermostat, DDC with Room Sensor)
Demands
Trigger
G
UNOCP
G
OCP
Y1
Y2
Damper
position and
maximum
Y2
position and
time expired.
Y3
Y4
Y1
Y2
Y3
Y4
Dehum
Y1
Dehum
Y2
Dehum
Y3
Dehum
Y4
Dehum
W
Alternate method 1 for humiditrol:
Y3
Dehum
Compressor
OAS
1
2
3
4
OFF OFF OFF OFF
OFF OFF OFF OFF
Suitable
OFF OFF OFF OFF
Suitable
OFF OFF OFF OFF
Suitable
ON OFF OFF OFF
Suitable
ON
ON OFF OFF
Suitable
ON
ON
ON
ON
Not
ON OFF OFF OFF
Suitable
Not
ON
ON OFF OFF
Suitable
Not
ON
ON
ON OFF
Suitable
Not
ON
ON
ON
ON
Suitable
ON
ON OFF OFF
ON
ON
ON OFF
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
OFF OFF OFF OFF
ON
ON
ON
ON
Unit Operation
Blower Speeds
Cool
Cool
Cool
Cool
Vent
C1
C2
C3
X
X
X
X
X
X
X
Page 35
Free Air Damper
(Economizer)
Heat
C4
Closed
Minimum
Modulate up to
Maximum
Modulate up to
X
Maximum
X
Maximum
X
Maximum
X
Maximum
Minimum
Minimum
Minimum
X
Minimum
X
Minimum
X
Minimum
X
Minimum
X
Minimum
X
Minimum
X
Minimum
Minimum Low
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
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