Honeywell PRESTIGE THX9321 - Manual (Page 60)

THX9321 PRESTIGE ® 2.0 AND THX9421 PRESTIGE ® IAQ WITH EIM
68-0311—02 60
10000 Ventilation Type None
ERV / HRV
Passive (Fan Only)
Fresh Air Damper None Both No None: The thermostat does not control
ventilation.
ERV/HRV: The thermostat controls an
Energy Recovery Ventilator or Heat
Recovery Ventilator for ventilation.
Passive (Fan Only): The thermostat turns
on the fan for ventilation.
Fresh Air Damper: The thermostat turns on
the fan and opens a fresh air damper for
ventilation.
10020 What Terminals are
Wired to the
Ventilator?
What Terminals are
Wired to the Fresh
Air Damper?
Note: Installer
Setup Name varies
depending on the
ventilation
equipment
installed.
None
U1
U2
U3 Thermostat
defaults to the
next unused
universal
terminal (U1,
U2, U3).
Both No Number of Universal Outputs:
THX9321 Thermostat: U1 and U2 terminals
Equipment Interface Module (EIM): U1, U2
and U3 terminals
U1, U2, U3 are dry contacts that require
power. See “Wiring IAQ Equipment or a
Heat/Cool Stage to the Universal
Terminals” beginning on page 149.
10050 Ventilation Control
Method
ASHRAE
Percent On Time Defaults to
ASHRAE
when ISU 1010
Application is
set to
Residential.
Percent on
Time is the
only choice
when ISU 1010
Application is
set to
Commercial.
Both No See “Ventilation Control Methods (ISU
10050)” beginning on page 112.
10060 Ventilation Fan
Control
Thermostat Controls Fan
Equipment Controls Fan Thermostat
Controls Fan
Both No Thermostat Controls Fan: The thermostat
turns on the ventilation equipment and the
fan when ventilation is needed.
Equipment Controls Fan: The thermostat
turns on the ventilation equipment when
ventilation is needed. The fan is controlled
by the equipment.
10090 Number of
Bedrooms
1 to 6 2 bedrooms Residential No This ISU is only displayed when ISU10050
Ventilation Control Method is set to
ASHRAE (Residential only).
10090 Size of House 1000 to 5000 sq. ft. (in 100 sq. ft.
increments)
(90 to 460 sq. m.)
1000 sq. feet Residential No This ISU is only displayed when ISU10050
Ventilation Control Method is set to
ASHRAE (Residential only).
10100 Enter Equipment
Ventilation Rate
30 to 350 CFM (in 5 CFM
increments)
(850 - 9900 LPM)
150 Residential No This ISU is only displayed when ISU10050
Ventilation Control Method is set to
ASHRAE (Residential only).
Table 4. Installer Setup (ISU) Table. (Continued)
ISU
Number
Installer Setup
Name Settings Default
Residential,
Commercial
or Both
Requires
EIM Notes