1E78-144
Single Stage Non-Programmable Thermostat, 24 Volt or Millivolt system, Vertical

70 SERIES thermostats

Residential Single Stage, Multi-Stage and Heat Pump Applications. 70 Series are the Perfect Upgrade from Mechanical Thermostats. Covers Wall Marks Left by Most Mechanical Thermostats Without the Need for an Extra Wall Plate

FEATURES
• Fossil fuel or electric heat compatible.
• Large LCD with backlight.
• Selectable Celsius or Fahrenheit temperature display.
• Includes B/O terminals.
• Electronic accuracy.

SPECIFICATIONS
Electrical Rating Single Stage . . . . . . . . . . . mV to 30 VAC, NEC Class II, 50/60 Hz or DC
Electrical Rating Staging . . . . . . . . . . . . . . . 20 to 30 VAC, NEC Class II
Terminal Load . . . . . . . . . . . . . . . . . . . . . . . 1 .0 A per terminal, 1 .5A maximum all terminals combined
Setpoint Range . . . . . . . . . . . . . . . . . . . . . . 45 to 90°F (7 to 32°C)
Anticipation, Heating . . . . . . . . . . . . . . . . . . Adjustable
Anticipation, Cooling Staging . . . . . . . . . . . . Adjustable
Anticipation, Cooling Single Stage . . . . . . . Fixed
Rated Differential, Staging . . . . . . . . . . . . . . Heat & Cool 0.75 or 1.2°F
Operating Ambient . . . . . . . . . . . . . . . . . . . . 32 to +105°F (0 to +41°C)
Operating Humidity . . . . . . . . . . . . . . . . . . . 90% non-condensing max.
Shipping Temperature Range . . . . . . . . . . . -4 to +150°F (-20 to +65°C)
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 33/4”H x 51/8”W x 11/8”D – (1F78)
51/4”H x 33/16”W x 13/16”D – (1E78)