Universal

Multi-Stage/

Heat Pump

Digital

Non-Programmable

Hardwired

Programming/Set-up

Choice of Multi-Stage or ￿

Heat Pump operation

Display

Large LCD with improved contrast for easier reading

Comfort & Convenience

Automatic changeover

Soft-touch keypad

Maintains room temperature differential ￿ within 1 degree

Display temperature recalibration (+/- 3°)

Comfort-Set®

70 Series

E C O N O M Y

Performance

Multi-Stage (2-stage heat, 2-stage cool) Heat Pump (2-stage heat, 1-stage cool)

Fast (FA) or slow (SL) heating cycle anticipation B or O terminal (selectable)

Compressor lockout protection (optional)

Replaces most mechanical 2-stage heat/2-stage cool ￿ or 2-stage heat/1-stage cool heat pump thermostats

Mechanical Thermostat Upgrade Cross-Reference

Terminal Designations

 

 

R

C

W

W2

G

Y

Y2

 

O/B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24V Hot

24V

Heat

 

 

Heat

Blower/Fan

Cool

 

Cool

Reversing

Relay*

 

 

Relay

Relay

 

Relay**

 

Common

 

 

 

 

 

Valve***

 

(Stg. 1)

 

 

(Stg. 2)

 

 

(Stg. 1)

 

(Stg. 2)

 

 

 

 

 

 

 

 

 

*E terminal in Heat Pump Mode **Multi-Stage Mode

***Heat Pump Mode

Brand

Model

Subbase

General Electric

3AAT8XXX

 

Honeywell

T874A,B,C,D,N,R

Q674A,B,C,E,J,L*

 

Y594G,H,R

 

 

T841A

 

White-Rodgers

1C70*

 

 

1C72*

 

 

1C73*

 

 

1C74*

 

 

1F58

 

*1F73-174 is hardwired and requires 24V "hot" and "common"

Dimensions￿

5.1"W x 3.7"H 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)

1.5Amps maximum load (all terminals combined)

Standard Systems

Multi-Stage ￿

(2-stage heat, 2-stage cool)

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 max

Shipping Temperature Range: -4° to 150°F ￿ (-20° to 65°C)

Accessories￿

Wall Plate F61-2510 (6.5"W x 4.5"H)

Thermostat Guard F29-0231￿

(For additional guard options refer to White-Rodgers catalog.)

For Additional Information ￿

Visit www.white-rodgers.com

1F73-174

Heat Pump ￿

Multi-Stage/Heat Pump

(2-stage heat, 1-stage cool)

Non-Programmable

 

Pro-Spec #70dØw

Pro-Spec Legend

Series

System

Programs

Power Source

90 - Premium

80 - Standard

70 - Economy

s - Single Stage

m- Multi-Stage

h- Heat Pump

d- Dual (heat pump/multi-stage)

7 - 7 day

3 - 5/1/1 day

2 - 5/2 day

Ø- Non-programmable

p - Power stealing w/battery back-up￿wb - Hardwired/battery￿

b - Battery￿ w- Hardwired

Controlling Indoor Comfort Worldwide￿

Since 1937

St. Louis, Missouri

Markham, Ontario

314-577-1300

905-201-4701

www.white-rodgers.com

WR-7384

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

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White Rodgers 70 Series dimensions 1F73-174

70 Series specifications

The White Rodgers 70 Series is a sophisticated line of thermostats renowned for its reliability and advanced features, designed to enhance residential heating and cooling systems. Known for its precision and efficiency, this series caters to homeowners seeking a blend of comfort, energy savings, and user-friendly operation.

One of the most notable features of the 70 Series is its advanced programmable capabilities. Homeowners can easily set schedules for different times of the day, allowing for optimal temperature control when they are home or away. This programming flexibility not only enhances comfort but also contributes to significant energy savings, as users can minimize heating and cooling during unoccupied hours.

The 70 Series incorporates an intuitive user interface, which simplifies the process of navigating through settings and adjusting temperatures. The large, easy-to-read display allows users to quickly view current temperatures and settings, ensuring that home climate management is straightforward and efficient.

In terms of technology, the White Rodgers 70 Series is equipped with a range of features aimed at increasing functionality. It employs smart temperature control algorithms, which continuously monitor the environment and adjust temperatures accordingly. This ensures that the home maintains a consistent and comfortable climate while maximizing energy conservation.

Another characteristic of the 70 Series is its compatibility with a wide range of HVAC systems, including conventional gas, oil, and electric systems, along with heat pumps and multi-stage heating and cooling setups. This versatility makes the 70 Series an excellent choice for various home configurations and heating and cooling needs.

Additionally, the 70 Series includes features such as filter change reminders, which help maintain HVAC system efficiency by alerting homeowners when it’s time to change air filters, further enhancing indoor air quality. Its robust construction is built to last, with a design that provides reliability in varying weather conditions.

In summary, the White Rodgers 70 Series stands out in the thermostat market due to its programmable features, user-friendly interface, smart technology integration, and compatibility with diverse HVAC systems. With a focus on comfort and energy efficiency, this thermostat offers both homeowners and property managers a comprehensive solution for modern climate control needs.