1F85-0477/1F85-0422/1F85ST-0422

Programmable 7, 5/1/1, 5/2 or Ø Day Option

1F83-0471/1F83-0422

BLUE 4"Universal Thermostats

Non-Programmable Only

 

• For Single Stage, Multi-Stage and Heat Pump Systems • Programmable 7, 5/1/1, 5/2 or Ø Day and Non-Programmable • Hardwired or Battery Powered

Blue 4" Universal Features

Large, 4-square-inch blue display with easy-to-see characters

Active protection for systems with Comfort AlertCA2 module compressor diagnostics

Keypad lockout

Quick one-button programming (See Automatic Schedule section in installation instructions)

Configures as manual heat/cool, auto changeover, heat only or cool only

Exclusive Cool Savingsfeature saves energy during peak A/C demand periods

Adjustable setpoint temperature limits

Hydronic 2 or 3 wire zone valve applications

Battery power monitor

5-year warranty

Programming

Choice of 7, 5/1/1, 5/2 or Ø day programmable (1F85-0477, 1F85-0422,

1F85ST-0422)

4 time and 4 temperature settings per program (heat & cool)

Energy savings up to 33%

Pre-programmed software simplifies time and temperature programming

Display

Large, 4-square-inch LCD with improved contrast for easier reading

Lighted display for easier low-light viewing

Comfort & Convenience

Optional minimum and maximum temperature configurable

Permanent program retention during power loss

Indefinite setpoint Hold

Air filter change indicator (optional)

Simple “set-up” menu to activate optional features

Temporary temperature override two-hour minimum or until next program period

(1F85-0477, 1F85-0422, 1F85ST-0422)

Soft-touch keypad

Display temperature recalibration (+/- 4°)

Performance

Dual-Powered…choice of battery-powered or hardwired, for all applications –

2 AA batteries included

Selectable Energy

Management Recovery

(1F85-0477, 1F85-0422, 1F85ST-0422 )

Meets California Building Code,

Title 24 (1F85-0477, 1F85-0422,

1F85ST-0422)

Fast (FA), medium (ME) or slow (SL) heating and cooling cycle anticipation

Easy-to-wire terminal block

Compressor lockout protection

Millivolt compatible

Electric heat option

Terminal Designations

RC RH C

G W/E W2 Y

Y2 O/B 6

L

Dimensions

5.1"W x 3.9"H x 1.2"D

Electrical Specifications

Rating

0 to 30 VAC, 50/60 Hz or DC

0.05 to 1.5 Amps (load per terminal)

2.5Amps maximum load (all terminals combined)

Single Stage/Heat Pump/

Multi-Stage Systems

Gas, Oil, Electric

Millivolt Systems

2 or 3 Wire Hydronic Zone Valve

Thermal Specifications

Setpoint Temperature Range: 45° to 90°F (7° to 32°C)

Rated Differential: 0.4° to 1.7°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 F61-2634 (6.5"W x 5"H) (Included with all models)

Thermostat Guard F29-0231

(For additional guard options refer to White-Rodgers catalog at www.white-rodgers.com)

For Additional Information

Visit www.white-rodgers.com

Single

Multi-

Heat

Programs

Model

Applications

 

 

 

 

Selectable Performance Features

 

 

Comfort and Convenience Features

Stage

Stage

Pump

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Stages

 

Program

Model

Gas/Oil/ Electric

ComfortAlert

ZoneWire3

 

Millivolt

SourcePower

Auto Changeover

Programmable Fan

 

EnergyMgt. Recovery

FuelDual Option

Keypad Lockout

Temperature Limits

Indoor Remote Sensor

Outdoor Remote Sensor

Lighted Display***

Audible Feedback

Cool Savings™

Daylight Savings Adjustment

Ignition ResetModule

Permanent Memory

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Heat/Cool

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Options

Number

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

by System

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1/1

2/2

3/2

7, 5/1/1, Ø

1F85-0477

 

B,H

 

 

 

 

 

 

1/1

2/2

2/1

5/1/1, 5/2, Ø

1F85-0422

 

B,H

 

 

 

 

 

 

1/1

2/2

2/1

5/1/1, 5/2, Ø

1F85ST-0422

 

 

B,H

 

 

 

 

 

 

 

1/1

2/2

3/2

Ø

1F83-0471

 

B,H

 

 

 

 

 

 

 

 

1/1

2/2

2/1

Ø

1F83-0422

 

B,H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B =Battery, H =Hardwired *** Optional Continuous Display Light w/Hardwire Connection

St. Louis, Missouri

Markham, Ontario

314-553-3600

905-948-3411

www.white-rodgers.com

www.emerson.com

The Emerson logo is a trademark and a service mark of Emerson Electric Co.

WR-7255-4E

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Emerson 1F85-0422 warranty Blue 4 Universal Features, Programming, Display, Comfort & Convenience, Performance, Dimensions

1F85ST-0422, 1F85-0477, 1F85-0422 specifications

The Emerson 1F85ST-0422, 1F85-0422, and 1F85-0477 thermostats are advanced heating and cooling control devices designed for residential and commercial use. These models offer an array of features that enhance user convenience, improve energy efficiency, and provide precise climate control.

One of the standout features of the Emerson thermostats is their intuitive user interface. With a clear, backlit display, users can easily navigate settings and monitor their heating and cooling systems. The touch screen functionality allows for simple adjustments to temperature settings, schedules, and modes.

These models incorporate smart technology that enables compatibility with various HVAC systems, including gas, oil, and electric setups. The Emerson thermostats support both single-stage and multi-stage systems, making them versatile for different applications. The wireless connectivity features allow users to connect to Wi-Fi, enabling remote access and control from smartphones or tablets through the mobile app. This capability adds tremendous flexibility, as users can adjust their home’s temperature from anywhere at any time.

Another significant characteristic of the Emerson 1F85 series is its energy-saving features. The thermostats are equipped with intelligent programming capabilities, allowing users to create personalized heating and cooling schedules based on their lifestyle. The energy-saving mode optimizes temperature settings during periods of inactivity, leading to lower utility bills.

These models also come with advanced sensors and algorithms that ensure accurate temperature regulation. The anticipatory capabilities adjust the heating and cooling cycles to maintain a consistent climate, ensuring comfort while maximizing efficiency.

Furthermore, the Emerson 1F85ST-0422, 1F85-0422, and 1F85-0477 are designed with user-friendly installation in mind. Their compatibility with various systems means that integration into existing setups is usually straightforward, often requiring minimal alterations.

Overall, Emerson's 1F85 series of thermostats represents a significant advancement in home climate control technology, combining ease of use, smart features, and energy-saving capabilities to enhance user experience and contribute to sustainable living. Whether improving comfort, reducing costs, or incorporating smart home functionality, these thermostats stand out as a robust solution for modern climate management.