Spec Sheet

THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ WITH EIM
123 68-0311—07
COMMERCIAL FEATURES
The thermostat can be setup for residential or light
commercial applications (ISU 1010). When the thermostat
is setup for commercial, the thermostat meets commercial
code, Title 24 and provides the following features:
• Commercial language (occupied and unoccupied)
• Temporary override (permanent hold is not allowed)
• Temporary override duration is limited to the amount
set by the installer
• Guide me through scheduling
• Adjustable ramp rates
• 365 holiday schedule
• Schedule up to 25 custom events
• Initiate occupancy
• Displays name on home screen
• Remote setback using an occupancy sensor
• Economizer or Time of Day output
• Pre-occupancy purge
• Additional dehumidification control options
Fig. 283.
Overriding schedules: commercial
use
Touch or  to adjust the temperature. It will be
maintained until the hold time you set.
Fig. 284.
• To change the hold time, touch the Hold Until arrow
buttons. This time can be adjusted up to the maximum
time set by the installer.
• Touch Override to use a pre-set occupied temperature
if a person uses the room during an unoccupied period.
The new temperature will be maintained for 1 hour and
can be adjusted up to the maximum time set by the
installer.
Fig. 285.
The programmed schedule will resume when the override
timer expires. Touch Cancel Hold at any time to resume
the program schedule.
Setting holiday/event schedules:
commercial use
This feature helps you conserve energy when the
workplace is unoccupied for special events and holidays.
1. Touch MENU.
Fig. 286.
2. Select Holiday/Event Scheduler.
Fig. 287.
3. Select the item you want to schedule.
• Custom Events lets you set up other days for
special schedules.
• US and Canadian Holiday options let you select
from a list of holidays commonly observed in
each country.
OVERRIDE
MENU
Holiday / Event Scheduler