Honeywell THX9421 Thermostat User Manual


 
THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ 2.0 WITH EIM
37 68-0311—01
6160 Fan Failure Alert Dry
Contact Setup
Normally Open when Fan is
Running
Normally Closed when Fan is
Running
Normally Closed
when Fan is
Running
Both Yes Dry Contact Alerts require an EIM (Equipment
Interface Module).
Choose an option appropriate for the type of device
installed:
Normally Open when Fan is Running: The Dry
Contact device is open when the fan is running and
will close when the fan is not running.
Normally Closed when Fan is Running: The Dry
Contact device is closed when the fan is running
and will open when the fan is not running.
6170 What Terminals are
Wired to the Custom
Alert Dry Contact?
None
S1
S2
None Both Yes Dry Contact Alerts require an EIM (Equipment
Interface Module).
6180 Custom Alert Dry
Contact Setup
Normally Open
Normally Closed
Normally Open Both Yes Dry Contact Alerts require an EIM (Equipment
Interface Module).
Choose an option appropriate for the type of device
installed:
Normally Open: The Dry Contact device is normally
open and will close when the device is activated.
Normally Closed: The Dry Contact device is
normally closed and will open when the device is
activated.
6190 Custom Alert Name View/Edit Custom Alert View/Edit
Custom Alert
Both Yes Dry Contact Alerts require an EIM (Equipment
Interface Module).
Enter a name for the custom alert dry contact. The
thermostat displays this name including a brief
message (entered on the next screen - ISU 6200)
when a dry contact device detects a problem.
6200 Custom Alert
Message
View/Edit Custom Alert View/Edit
Custom Alert
Both Yes Dry Contact Alerts require an EIM (Equipment
Interface Module).
Enter a message for the custom alert dry contact.
The thermostat displays this message when a dry
contact device detects a problem.
7000 Filter Type None
Electronic Air Cleaner
Media
Media Both No
7020 Number of Air Filters 1 to 2 1 Both No
7110 Air Filter 1
Replacement
Reminder
Note: “1” is not
displayed if there is
only 1 filter.
Off
Run Time:
10, 20, 30, 45, 60, 90, 120, 150
days
Calendar:
30, 45, 60, 75 days
3, 4, 5, 6, 9, 12, 15 months
Off Both No
7110 Air Filter 2
Replacement
Reminder
Off
Run Time:
10, 20, 30, 45, 60, 90, 120, 150
days
Calendar:
30, 45, 60, 75 days
3, 4, 5, 6, 9, 12, 15 months
Off Both No
Table 2. Installer Setup (ISU) Table. (Continued)
ISU
Number Installer Setup Name Settings Default
Residential,
Commercial
or Both
Requires
EIM Notes