Electrical Rating:
Battery Power ..................................... mV to 30 VAC, NEC Class II, 50/60 Hz
Input-Hardwire .................................... 20 to 30 VAC, NEC Class II, 50/60 Hz
Terminal Load .......................................... 1.0 A per terminal, 1.5A maximum all terminals combined
Setpoint Range ........................................ 45° to 99° F (7° to 37° C)
Rated Dierentials: Fast Med Slow
Heat (@ 6°F/ Hr) .................................. 0.5°F 0.75°F 1.9°F
Cool (@ 6°F/ Hr) .................................. 0.9°F 1.2°F 1.7°F
Operating Ambient .................................. 32°F to +105°F (0° to +41°C)
Display Temperature Range ....................... 32°F to +99°F (0 to 37°C)
Operating Humidity ................................. 90% non-condensing max
Shipping Temperature Range ................... -20°F to + 150°F (-29° to +65°C)
Thermostat Dimensions ........................... 3-3/4” H x 6” W x 1-1/8” D
PART NO. 37-7478A-EN
1504
1F83C-11PR (Programmable)
Installation and Operating Instructions
80 Series Single Stage Thermostat
Battery Powered or Hardwired with Common
Thermostat Applications
Maximum
Stages
Heat/Cool
Conventional Gas, Oil, Electric (mV and
24V), Heat Only, Cool Only or Heat/
Cool Systems
1/1
Heat Pump (air source or geothermal)
with no Aux. Heat
1/1
Thermostat Installation
2-4
Wiring
2
Installer Menu
3-4
Using the Thermostat
5-7
Thermostat Overview
5
User Menu
6
Thermostat Operation
6
Thermostat Schedule
7
Troubleshooting
7-8
Homeowner Help Line
8
INDEX
SPECIFICATIONS
emersonthermostats.com
white-rodgers.com
MERCURY NOTICE: This product does not contain
mercury. However, this product may replace a product
that contains mercury. Mercury and products containing
mercury must not be discarded in household trash.
Refer to www.thermostat-recycle.org for information
on disposing of products containing mercury.
Optional Accessory: Wall Cover-Up Plate F61-2663, 6 3/4” W x 4 1/2” H
2
Terminal Designations Terminal Function
RC* Power for Cooling
RH* Power for Heating
O/B
Changeover Terminal-Energized in Heat (B) or Cool (O)
for Heat Pump or Damper Systems
Y** Cooling Relay
G Fan Relay
W** Heating Relay
C
Common wire for 24V (optional with batteries)
*When both RC and RH wires are present, cut RC/RH jumper (see next page).
**For heat pump systems, add a jumper wire to connect terminals Y and W
THERMOSTAT INSTALLATION
Leveling Thermostat
Leveling is for appearance only and
will not aect thermostat operation.
WIRING
Refer to equipment manufacturer’s instructions for specic system wiring information. After
wiring, see INSTALLER MENU for proper thermostat conguration. Wiring table shown are
for typical systems and describe the thermostat terminal functions.
To prevent electrical shock and/or equipment
damage, disconnect electrical power to system,
at main fuse or circuit breaker box,until
installation is complete.
Precautions
• Do not exceed the specication ratings.
• All wiring must conform to local and national electrical codes and ordinances.
• This control is a precision instrument, and should be handled carefully. Rough handing or
distorting components could cause the control to malfunction.
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