White Rodgers 1E78-140 Brochure & Specs Download Page 2

Job #   

WRDG 106526

File Name 

106526_70sUnvrslFlyer_Back.ai

Part #  
ProLeader SeanH
Updates hd11.19.04,amk11.21.04,amk11.30.04,
  amk120304,hd12.08.04, 

JVS.12.08.04,

  hd12.09.04, 

shsPF121404

Printing & Finishing: 4/C Offset 

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11"

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CYAN

MAGENTA

YELLOW

BLACK

  Series

  System

  Programs

  Power Source

  Hardwired

  

90

 - Premium

  

80

 - Standard

  

70

 - Economy

  Single Stage
  Multi-Stage
  Heat Pump

  Non-programmable

  5/2 day

  5/1/1 day

  7 day

  Battery

  Hardwired/battery

  Power stealing w/battery back-up

Application Guide

Single Stage

Digital 5/2 Day
Programmable and
Non-Programmable
Battery

70Series

White-Rodgers

1E78-140

Single Stage/Heat

Non-Programmable

T h e r m o s t a t

1E78-144

Single Stage

Non-Programmable

T h e r m o s t a t

1E78-151

Single Stage

2 Programs

T h e r m o s t a t

Wall Plate F61-2593

 

F4-1748 Subbase mounted on 2" x 4"  Junction 

Box with 1D78-140 “New Construction Stat”

 

“New Construction Stat”  

1D78-140

 

www.white-rodgers.com

St. Louis, Missouri

314-577-1300

Markham, Ontario

905-201-4701

Controlling Indoor Comfort Worldwide 

Since 1937

WR-6526

Terminal Designations

1E78-151, 1E78-144 and F4-1748

RC

RH

Y

W

O

G

B

1E78-140

RH

W

The Emerson logo is a trademark and 

a service mark of Emerson Electric Co.

E C O N O M Y

Dimensions

3.25"W x 5.3"H x 1.1"D

Electrical Specifications

Rating 

0 to 30 VAC, 50/60 Hz or DC

0.05 to 1.0 Amp (load per terminal)

1.5 Amps maximum load (all terminals 
combined)

Standard Systems 

Single stage gas, oil, electric

Single stage heat pump  
(1E78-151 and 1E78-144)

Millivolt compatible

 

Thermal Specifications

Setpoint Temperature Range: 45

°

 to 90

°

F  

(7

°

 to 32

°

C)

Rated Differential: 0.6

°

 to 1.9

°

F with adjustable 

anticipation

Operating Ambient Temperature: 32

°

 to 105

°

(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 F61-2593 (4.5"W x 6.6"H) 

Subbase F4-1748 (3.25"W x 5.3"H)

“New Construction Stat” 1D78-140 with  
heat only 65

°

 setpoint

Thermostat Guard  F29-0143 

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

For Additional Information

Visit www.white-rodgers.com

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