Honeywell Home VisionPRO 8000 Manual page 24

®
VISIONPRO 8000 WITH REDLINK™
ISU Installer Setup
Number Name
None
209 Cool Stage 4
U1
U2
U3
None
210 Heat Stage 3
U1
U2
U3
No Fan
211 Fan Control in Heat
Equip Controls Fan
Tstat Controls Fan
None
212 Backup Heat Type
Electric
Gas/Oil
0 - 2
213 Backup Heat Stages
None
214 Backup Heat Stg 2
U1
68-0312—06
Table 3. Installer Setup (ISU) Table. (Continued)
Settings Default
Default varies
based on
previous
selections
Default varies
based on
previous
selections
Equip Controls
Fan
None
1
Default varies
based on
previous
selections
Residential,
Commercial Requires
or Both EIM
Commercial Yes
Both No
Both No
Both No
Both No
Both No
24
Notes
Cool Stage 4 is only available if ISU 101 is
Commercial.
Cool Stage 4 must be wired to a U terminal (U1, U2
or U3).
U1, U2 and U3 are normally open dry contacts
when configured for a stage of Cool. U1, U2 and
U3 require power from a system transformer or a
separate transformer.
U2 and U3 are only available on the Equipment
Interface Module (EIM).
TH8321 Thermostat Only:
This ISU is only displayed on the TH8321
thermostat when it is wired directly to the
equipment (Equipment Interface Module is NOT
used).
Heat Stage 3 must be wired to a U terminal (U1).
U1 is a normally open dry contact when
configured for a stage of Heat. U1 requires power
from a system transformer or a separate
transformer.
No Fan is only displayed when ISU 201 Heating
Equipment is Other.
This ISU is only displayed when ISU 201 Heating
Equipment is Radiant Heat or Other.
When ISU 201 Heating Equipment is Radiant
Heat, the thermostat keeps the Radiant Heat on
when it calls for Backup Heat.
When ISU 201 Heating Equipment is Other, you
can select how the backup operates. See ISU 215.
This ISU is only displayed when a backup heat
source is selected at ISU 212 Backup Heat Type.
Maximum of 2 Backup Heat stages.
TH8321 Thermostat Only:
This ISU is only displayed on the TH8321
thermostat when it is wired directly to the
equipment (Equipment Interface Module is NOT
used).
The thermostat can support up to 3 conventional
heat stages. When there are a total of 3
conventional heat stages, the last stage of heat
must be wired to U1.
U1 is a normally open dry contact when
configured for a stage of Heat. U1 requires power
from a system transformer or a separate
transformer.