Honeywell PRESTIGE THX9321 User Manual
Page 31

THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ WITH EIM
31
68-0311—02
3020
Finish With High
Cool Stage
No
Yes
No
Both
No
ISU 3010 Temperature Control Options
must be set to Advanced to view or adjust
Finish With High Cool Stage.
This ISU is only displayed when the
thermostat is set for 2 or more cool stages.
When set to Yes, this feature keeps the
high stage of the cooling equipment
running until the desired setpoint is
reached.
3021
Finish With High
Heat Stage
No
Yes
No
Both
No
ISU 3010 Temperature Control Options
must be set to Advanced to view or adjust
Finish With High Heat Stage.
This ISU is only displayed when the
thermostat is set for 2 or more heat stages.
When set to Yes, this feature keeps the
high stage of the heating equipment
running until the desired setpoint is
reached.
3030
Staging Control -
Cool Differential
Stage 2
Comfort
1.0° F to 3.5° F from setpoint (in
0.5° F increments)
Comfort
Both
No
ISU 3010 Temperature Control Options
must be set to Advanced to view or adjust
this ISU.
This ISU is only displayed when the
thermostat is set to 2 cool stages.
The indoor temperature must rise to the
selected differential setting before the
thermostat turns on the stage of cooling.
For example, if stage 2 is set to 2° F (1.0°
C), the indoor temperature must be 2° F
(1.0° C) away from the setpoint before
stage 2 turns on. When set to Comfort, the
thermostat uses the stage of cooling as
needed to keep the indoor temperature
within 1° F (0.5° C) degree of the setpoint.
3030
Staging Control -
Cool Differential
Stage 3
Comfort
1.0°F - 4.0°F from setpoint (in
0.5° F increments)
Comfort
Commercial No
ISU 3010 Temperature Control Options
must be set to Advanced to view or adjust
this ISU.
This ISU is only displayed when the
thermostat is set to 3 cool stages.
The indoor temperature must rise to the
selected differential setting before the
thermostat turns on the stage of cooling.
For example, if stage 3 is set to 2° F (1.0°
C), the indoor temperature must be 2° F
(1.0° C) away from the setpoint before
stage 3 turns on. When set to Comfort, the
thermostat uses the stage of cooling as
needed to keep the indoor temperature
within 1° F (0.5° C) degree of the setpoint.
Table 4. Installer Setup (ISU) Table. (Continued)
ISU
Number
Installer Setup
Name
Settings
Default
Residential,
Commercial
or Both
Requires
EIM
Notes