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Size: 8.5" x 11"
Job
#: WRD
G_115960
File Name: 115960_80SeriesUnivSS_Rev.ai
Printing & Finishing: 4/cProc-Offset
Colors:
CMYK DIE
Printout Size
100%
Updates: jd10.19.06, jd10.20.06,
jd10.23.06, jd11.29.06, jd12.05.06,
kd12.07.06,BBpff12.15.06
This printout is for indicating
color breaks only.
Do not use for color matching.
Do not measure for accuracy.
Revision: 08
Time:4pm
The Emerson logo is a trademark and
a service mark of Emerson Electric Co.
The Emerson logo is a trademark and
a service mark of Emerson Electric Co.
80 Series
®
Universal Thermostats
White-Rodgers
WR-2278-2
St. Louis, Missouri Markham, Ontario
314-553-3600 905-201-4701
www.white-rodgers.com
1F85-275
Multi-Stage/Heat Pump/Single Stage
5/1/1 Day Programmable
or Non-Programmable
1F85-277
Multi-Stage/Heat Pump/Single Stage
7 Day, 5/1/1 Day Programmable
or Non-Programmable
1F83-277
Multi-Stage/Heat Pump/Single Stage
Non-Programmable
Programming (1F85-277)/(1F85-275)
Choice of 7 day or 5/1/1 day
programmable or non-programmable
4 time and 4 temperature settings per
program (heat & cool)
Energy savings up to 33%
Patented pre-programmed software
simplifies time and temperature
programming
Display
40% larger LCD with improved contrast for
easier reading
Lighted display for easier low-light viewing
Performance
Universal – Single Stage, Multi-Stage
or Heat Pump
Dual Powered (Hardwire and Battery)
(Patented)
Coded keypad lockout
Selectable Energy Management Recovery
(1F85-275)/(1F85-277)
Meets ENERGY STAR
®
specifications
(1F85-275)/(1F85-277)
Meets California Building Code, Title 24
(1F85-275)/(1F85-277)
Fast (FA) or slow (SL) heating cycle anticipation
Compressor lockout protection (optional)
Setpoint temperature limits
Comfort & Convenience
Optional minimum and maximum
temperature configurable
Auto Changeover (optional)
Permanent program retention during
power loss, no batteries needed
Indefinite setpoint Hold
Air filter change indicator
Simple “set-up” menu to activate
optional features
Programmed temporary temperature
override 4 hours max.
Maintains room temperature differential
within +/- 1°
Display temperature recalibration (+/- 4°)
Includes 2 “AA” alkaline batteries for long
battery life
Dimensions
6.1"H x 3.8"W x 1.1"D
Electrical Specifications
Rating
20 to 30 VAC, 50/60 Hz or DC
0.05 to 1.0 Amp (load per terminal)
2.5 Amps maximum load (all terminals combined)
Standard Systems
Multi-Stage—2 stage heat, 2 stage cool
Heat Pump—2 or 3 stage heat, 1 stage cool
Single stage gas, oil, electric
Thermal Specifications
Setpoint Temperature Range:
45° to 90°F (7° to 32°C)
Rated Differential:
0.6° to 1.6°F with adjustable anticipation
Operating Ambient Temperature:
32° to 105°F (0° to 40°C)
Operating Humidity Range:
90% non-condensing maximum
Shipping Temperature Range:
-4° to 150°F (-20° to 65°C)
Accessories
Wall Plate F61-2500 (7.6"W x 4.8"H)
Thermostat Guard F29-0231
(For additional guard options refer
to White-Rodgers catalog)
For Additional Information
Visit www.white-rodgers.com
C GW2
Y2
Y1 O B L
E/W1
R
Heat
Relay
(Stg. 2)
24V Hot
Heat
Relay
(Stg. 1)
Cool
Relay
(Stg. 1)
Cool
Relay
(Stg. 2)
24V
Common
(Optional)
Energized
in Cool
Energized
in Heat
System
Monitor
Blower/Fan
Terminal Designations
• Auto-Changeover • 7 Day, 5/1/1 Day Programmable or Non-Programmable • Hardwired or Battery Powered
Programs
Program
Options
Programmable
Fan
Energy
Star
Diplay
Size
(sq. in.)
Cool
Savings
Warranty
(Years)
Model
Number
Model
Gas/Oil/
Electric
3 Wire
Zone
Valve
Thermostat
Power
Source*
Millivolt
Compatible
Applications
Selectable Performance Features
Comfort & Convenience Features
Stages Heat/Cool
by System
Single
Stage
Multi-
Stage
Heat
Pump
Auto
Changeover
Memory
Back-up
P-Permanent
B-Battery
Lighted
Display
Energy
Management
Recovery
Alkaline
Battery Life
(Years)
Furnace Lockout
Ignition
Module Reset
2/1
2/1
2/1
2/2
2/2
2/2
1/1
1/1
1/1
1F85-277
1F85-275
1F83-277
7, 5+1+1,
Ø
5+1+1,
Ø
Ø
H/B
H/B
H/B
2.2
2.2
2.2
2+
2+
2+
P
P
P
1
1
1
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Program
Override
✓
✓
✓
✓
✓
✓
✓
✓
✓
* H/B= Hardwired or Battery option