20
C stage
Or
HP stage
Number of cooling stages
2 stages model only
Default value = 2 stages
For heat pump models, HP stage
selects the number of compressor
stages
Will revert the operation of 2 stage thermostat to single stage
operation only when the second cooling step is not needed.
1 or 2 stages
H lock Outside air temperature heating
lockout
Default value = 120 °F ( 49 °C )
Disables heating stage operation based on outdoor air
temperature.
Function will only be enabled if OS ( outside air temperature
sensor ) is connected.
From -15 °F up to 120 °F ( -26 °C up to 49 °C )
C lock Outside air temperature mechanical
cooling lockout.
Default value = -40 °F ( -40 °C )
Disables cooling stage operation based on outdoor air
temperature.
On economizer model, free cooling will not be disabled by this
function.
Function will only be enabled if OS ( outside air temperature
sensor ) is connected.
From -40 °F up to 95 °F ( -40 °C up to 35 °C )
Unocc TM Unoccupied Timer value
Default 0.5 hours
Time delay between the moment where the thermostat toggles
from occupied to unoccupied after the last movement has
been detected by the PIR.
Range is: 0.5 to 24.0 hours in 0.5 hour increments
2/4event Number of events configuration
Default value = 2 event
2 events, will set up programming for the following
Event 1 is for Occupied setpoints
Event 2 is for Unoccupied setpoints
4 events, will set up programming for the following
Event 1 is for Occupied setpoints
Event 2 is for Unoccupied setpoints
Event 3 is for Occupied setpoints
Event 4 is for Unoccupied setpoints
aux cont Auxiliary contact configuration
Default value = N.O. normally open
This contact can be used to energize peripheral devices such
as: lighting equipment, exhaust fans, economizers, etc.
This contact will operate in parallel with the internal
occupied/unoccupied schedule of the thermostat or the
remote NSB contact if DI1 or DI2 is used.
When the system is in OFF mode, the contact will remain in
its unoccupied status independently of the occupied /
unoccupied schedule.
Configured Contact occupied status Contact unoccupied status
N.O. Closed Opened
N.C. opened Closed
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