Parameter Name:

Default

Parameter Value Setting

Increment

 

 

 

 

 

 

 

 

1st Stage Differential

0.5ºF

0.5 to 3ºF

.5ºF

 

 

 

 

2nd Stage Differential

1.5ºF

0.5 to 8ºF

.5ºF

 

 

 

 

3rd Stage Differential

2.0ºF

0.5 to 8ºF

.5ºF

 

 

 

 

4th Stage Differential

2.5ºF

0.5 to 8ºF

.5ºF

 

 

 

 

5th Stage Differential

3.0ºF

0.5 to 8ºF

.5ºF

 

 

 

 

6th Stage Differential

3.5ºF

0.5 to 8ºF

.5ºF

 

 

 

 

Stage Delay Timers

Enabled

Enabled, Disabled

 

 

 

 

 

2nd Stage Delay

20 Minutes

5 to 120 Minutes

5 Min

 

 

 

 

3rd Stage Delay

20 Minutes

5 to 120 Minutes

5 Min

 

 

 

 

4th Stage Delay

20 Minutes

5 to 120 Minutes

5 Min

 

 

 

 

5thStage Delay

20 Minutes

5 to 120 Minutes

5 Min

 

 

 

 

6th Stage Delay

20 Minutes

5 to 120 Minutes

5 Min

 

 

 

 

Locked in 2nd Stage HP by Outdoor Temp

Off

Off, 40F (4C), 45F (7C), 50F (10C), 55F (13C),

 

 

 

 

 

Balance Point Control

Disabled

Enabled, Disabled

 

 

 

 

 

Defrost Target Discharge Temp

55ºF

50 to 60ºF

1ºF

 

 

 

 

Dehumidification Control Mode

Display Only

Display Only, Basic, Precision

 

 

 

 

 

Humidification Control Mode

Display Only

Display Only, Basic, Precision, Dew Point Control

 

 

 

 

 

Autochangeover Humidification Deadband

5%

5 to 10%

1ºF

 

 

 

 

Max Humidification Setpoint

45%

15 to 45%

1ºF

 

 

 

 

Max Dehumidification Setpoint

40%

40 to 60%

1ºF

 

 

 

 

OK/Humid Boundary

50%

45 to 60%

1ºF

 

 

 

 

table continued on next page

506052−01 11/09

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Image 26
Lennox International Inc Touch Screen Programmable Communicating Thermostat, P506052-01, 2P1109 setup guide Table on next