THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ WITH EIM
59
68-0311—02
9130
Dehumidifier Fan
Control
Thermostat Controls Fan
Equipment Controls Fan
Thermostat
Controls Fan
Both
No
This ISU is only displayed when ISU 9000
Dehumidification Equipment is set to
Dehumidifier.
Thermostat Controls Fan: The thermostat
turns on the dehumidifier and the fan when
dehumidification is needed.
Equipment Controls Fan: The thermostat
turns on the dehumidifier when
dehumidification is needed. The fan is
controlled by the equipment.
9140
Dehumidifier
Lockout
Dehumidifier Allowed when Cool
is Running
Dehumidifier Not Allowed when
Cool is Running
Dehumidifier
Allowed when
Cool is
Running
Both
No
This ISU is only displayed when ISU 9000
Dehumidification Equipment is set to
Dehumidifier.
Dehumidifier Allowed when Cool is
Running: Dehumidifier can run when the
cooling system is on.
Dehumidifier Not Allowed when Cool is
Running: Dehumidifier can NOT run when
the cooling system is on.
9180
Dehumidification
Away Mode
Not Allowed
Allowed
Not Allowed
Both
No
This ISU is NOT displayed when ISU 9000
Dehumidification Equipment is
None.
ISU 9190 to 9200 are only displayed when
ISU 9180 Dehumidification Away Mode is
Allowed.
See “Dehumidification Away Mode”
9190
Dehumidification
Away Mode - Fan
Control
Automatic
On
Circulate
Automatic
Both
No
The
On
and
Circulate
settings may re-
introduce humidity into the living space.
9200
Dehumidification
Away Mode - Low
Limit Temperature
Setting
70° F to 80° F
76° F
Both
No
If the cooling system is used to control
humidity while Dehumidification Away
Mode is active, the thermostat allows the
cooling system to lower the indoor air to
the Low Limit Temperature Setting to reach
the dehumidification setting at ISU 9200.
9200
Dehumidification
Away Mode -
Temperature
Setting
70° F to 99° F
85° F
Both
No
The temperature maintained while
Dehumidification Away Mode is active and
the desired humidity level is satisfied.
9200
Dehumidification
Away Mode -
Dehumidification
Setting
40% to 70% (in 5% increments)
65%
Both
No
The desired humidity level while
Dehumidification Away Mode is active.
9210
Dehumidifier Filter
Replacement
Reminder
Off
30, 60, Calendar Days
3 to 12 Calendar Months (in 1
month increments)
Off
Both
No
Table 4. Installer Setup (ISU) Table. (Continued)
ISU
Number
Installer Setup
Name
Settings
Default
Residential,
Commercial
or Both
Requires
EIM
Notes