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BLUE 4"Thermostats  
Single Stage Applications  
4-square-inch display  
ACCURACY  
OPTIMUM COMFORT  
AND PERFORMANCE  
Programmable 5/1/1, 5/2 or Ø Day and Non-Programmable  
Dual Powered – Hardwired or Battery Powered  
Includes Wall Plate F61-2634  
PROGRAMMABLE MODELS  
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F80-0471 1H/1C 5/1/1, 5/2 or Ø Day Option  
F80ST-0471 1H/1C 5/1/1, 5/2 or Ø Day Option  
Selecto – Spanish Language Model  
Programmable  
NON-PROGRAMMABLE ONLY MODELS  
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1
F86-0471 1H/1C  
F86ST-0471 1H/1C  
Selecto – Spanish Language Model  
Non-Programmable  
Emerson BLUE 4" Features:  
Easy-to-Read 4-Square-Inch Blue Display  
Battery Power Monitor  
Millivolt and Hydronic Zone Valve Compatible  
Exclusive Cool Savings  
5-Year Warranty  
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F80-0471/1F80ST-0471  
Programmable 5/1/1, 5/2 or Ø Day Option  
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F86-0471/1F86ST-0471  
BLUE 4"Thermostats  
Non-Programmable Only  
For Single Stage Applications • Programmable 5/1/1, 5/2 or Ø Day and Non-Programmable • Hardwired or Battery Powered  
Blue 4" Features  
Programming  
Comfort & Convenience  
Performance  
Large, 4-square-inch blue display  
with easy-to-see characters  
Choice of 5/1/1, 5/2 or Ø day  
programmable  
Permanent program  
retention during power loss  
Dual-Powered…choice of  
battery-powered or hardwired,  
for all applications –  
(
1F80-0471, 1F80ST-0471)  
Configures as manual heat/cool,  
auto changeover, heat only  
or cool only  
Indefinite setpoint Hold  
2
AA batteries included  
4 time and 4 temperature settings  
per program (heat & cool)  
Air filter change indicator  
Selectable Energy  
Management Recovery  
(1F80-0471, 1F80ST-0471 )  
(
optional)  
Exclusive Cool Savings feature  
saves energy during peak  
A/C demand periods  
Energy savings up to 33%  
Simple “set-up” menu to  
activate optional features  
Pre-programmed software  
simplifies time and  
temperature programming  
Meets California Building Code,  
Title 24 (1F80-0471, 1F80ST-0471)  
Temporary temperature  
Hydronic 2 or 3 wire applications  
Battery power monitor  
override two-hour minimum  
or until next program period  
(1F80-0471, 1F80ST-0471)  
Fast (FA), medium (ME) or slow  
SL) heating cycle anticipation  
Display  
(
Easy-access battery compartment  
Large LCD with improved  
contrast for easier reading  
Easy-to-wire terminal block  
Compressor lockout protection  
Millivolt compatible  
5-year warranty  
Soft-touch keypad  
Lighted display for easier  
low-light viewing  
Display temperature  
recalibration (+/- 4°)  
Electric heat option  
Terminal Designations RC RH  
C
W
Y
G
O/B  
Accessories  
Wall Plate F61-2634  
Dimensions  
Electrical Specifications  
Thermal Specifications  
4.4"W x 3.4"H x 1.2"D  
Rating  
Setpoint Temperature Range:  
45° to 90°F (7° to 32°C)  
(
(
6.5"W x 5"H)  
Included with all models)  
0
0
2
to 30 VAC, 50/60 Hz or DC  
.05 to 1.5 Amps (load per terminal)  
Rated Differential: 0.4° to 1.7°F  
with adjustable anticipation  
Thermostat Guard F29-0231  
.5 Amps maximum load  
(
For additional guard options refer  
(
all terminals combined)  
Operating Ambient Temperature:  
to White-Rodgers catalog at  
www.white-rodgers.com)  
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2° to 105°F (0° to 40°C)  
Operating Humidity Range:  
0% non-condensing maximum  
Shipping Temperature Range:  
Single Stage Systems  
Gas, Oil, Electric  
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For Additional Information  
Millivolt Systems  
Visit www.white-rodgers.com  
2
or 3 Wire Hydronic Zone Valve  
-
40° to 150°F (-40° to 65°C)  
Single Multi- Heat  
Stage Stage Pump  
Programs  
Model  
Applications  
Selectable Performance Features  
Comfort and Convenience Features  
Stages  
Heat/Cool  
by System  
Program  
Options  
Model  
Number  
1
1
1
1
/1  
/1  
/1  
/1  
1/1 5/1/1, 5/2, Ø 1F80-0471  
1/1 5/1/1, 5/2, Ø 1F80ST-0471  
B,H  
B,H  
B,H  
B,H  
1/1  
1/1  
Ø
Ø
1F86-0471  
1F86ST-0471  
B =Battery, H =Hardwired *** Optional Continuous Display Light w/Hardwire Connection  
St. Louis, Missouri Markham, Ontario  
14-553-3600 905-948-3411  
www.white-rodgers.com  
www.emerson.com  
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The Emerson logo is a trademark and  
a service mark of Emerson Electric Co.  
WR-3000-2A