Honeywell VisionPRO 8000 Product Data page 13

ISU Installer Setup
Number Name
214 Backup Heat Stg 2 None
U1
215 Run Backup Heat
No
with Primary
Yes
216 Backup Heat Fan
Equip Controls Fan
Tstat Controls Fan
217 Backup Heat
None
Stage 2
U1
218 Backup Heat Type Electric
Gas/Oil
219 External Fossil No
Fuel Kit
Yes
Table 2. Installer Setup (ISU) Table. (Continued)
Settings Default
Default varies based
on previous
selections
No
Tstat Controls Fan
Default varies based
on previous
selections
Electric
No
Residential,
Commercial
or Both
Both The thermostat supports up to 2 backup heat
stages. When there are 2 backup heat stages,
backup heat stage #2 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.
Both This ISU is only displayed when ISU 200
Heating Equipment is Other.
When ISU 200 Heating Equipment is Other, you
can select how the Backup Heat operates. The
thermostat can be setup to keep the primary
heat source on when it calls for Backup Heat or
the thermostat can be setup to turn off the
primary heat source when it calls for Backup
Heat.
When ISU 200 Heating Equipment is Radiant
Heat, the thermostat keeps the Radiant Heat on
when it calls for Backup Heat.
Both This ISU is only displayed for conventional
systems when ISU 212 Backup Heat Type is
Electric.
Backup Heat Fan Operation automatically
defaults to Equip Controls Fan when ISU 212
Backup Heat Type is Gas/Oil.
Both The thermostat can support up to 2 backup heat
stages for heat pump applications. When there
are 2 backup heat stages, backup heat stage 2
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.
Both This ISU is only displayed when ISU 201
Heating Equipment is Air to Air Heat Pump,
Geothermal or Geothermal Radiant and there
is at least one stage of backup heat.
See "Heat Pump and Backup Heat Operation"
beginning on page 56.
Both This ISU is only displayed when ISU 201
Heating Equipment is Air to Air Heat Pump,
Geothermal or Geothermal Radiant and ISU
218 Backup Heat Type is Gas/Oil.
13
®
VISIONPRO 8000 WITH WI-FI
Notes
33-00096—01
®