low voltage thermostat

Low Battery Indicator

• Yes(38)

Batteries Included

• Yes(36)

Fan Switching

• Auto-On(35)
• Auto-On-Circ.(3)
• Auto-On-Program-Circ(2)

Battery Backup

• Yes(34)

Mounting

• Horizontal(30)
• Vertical(5)
• Horizontal or Vertical Electrical Box(3)

Dual Transformer Compatible

• Yes(30)
• No(10)

750mV Compatible

• Yes(29)
• No(11)

Stages Cool

• 1(24)
• 2(16)

Voltage (AC)

• 24(22)
• 20 to 30(13)
• 18 to 30(2)
• 24 to 30(1)

Temp. Settings per Day

• 4(21)
• 1(13)
• 4,2, or 0(2)
• 4 or 1(2)
• 4,0(1)
• 2 or 4(1)

Programmable Fan

• No(22)
• Yes(6)

Includes

• 2 AA Batteries(21)
• 2 AAA Batteries(4)
• 2 AA Batteries, Wall Plate(4)
• Subbase(3)
• 3 AAA Batteries(3)
• 2 AAA Batteries, Backplate(2)
• 2 AA Batteries, Screws and Wall Anchors(2)
• Subbase with Economizer Control(1)

Remote Sensing Capability

• No(20)
• Yes(7)

Stages Heat

• 2(17)
• 1(17)
• 3(6)

System Switching

• Heat-Off-Cool-Auto(16)
• Heat-Off-Cool(12)
• Heat-Off-Cool-Auto-Emer. Heat(7)
• Heat-Off-Cool-Emer. Heat(5)

Key Pad Lockout

• No(16)
• Yes(9)
• Range Stops(1)
• 4 Levels(1)

Control Range (F)

• 45 to 90(16)
• 40 to 99(14)
• Heat 40 to 90, Cool 50 to 99(7)
• 45 to 99(2)
• 40 to 90(1)

Automatic Changeover

• Yes(16)
• No(6)

Green Environmental Attribute

• Product Contributes To Reducing Energy Consumption(14)
• Thermostat Has Programmable Feature To Reduce Energy Consumption(4)

Filter Indicator

• Yes(13)
• No(1)

Depth (In.)

• 1-1/4(13)
• 1-1/2(10)
• 1-1/8(4)
• 1-5/16(3)
• 1-3/16(3)
• 3/4(2)
• 1-3/8(2)
• 1 1/4(2)
• 1 1/8(1)

Temporary Program Override

• Yes(10)

Width (In.)

• 6(9)
• 5-13/16(7)
• 4-3/8(5)
• 5-3/8(4)
• 2-7/8(4)
• 4-3/4(3)
• 4-1/2(3)
• 5-15/16(2)
• 5-1/2(2)
• 6 1/8(1)

Type

• Digital Programmable Single Stage H/C or HP(9)
• Digital Programmable Multi Stage H/C or HP(8)
• Digital Nonprogrammable Multi Stage H/C or HP(6)
• Digital Nonprogrammable Single Stage H/C or HP(5)
• Touch Screen Programmable Multi Stage, H/C or HP(4)
• Touch Screen Programmable Single Stage H/C or HP(2)
• Digital Programmable Multi Stage H/C(2)
• Digital Programmable Multi Stage HP(1)
• Digital Programmable Multi Stage H/C or HP,Spanish Text(1)
• Digital Nonprogrammable Single Stage H/C(1)
• Digital Nonprogrammable Multi Stage H/C(1)

Height (In.)

• 3-3/4(8)
• 3-9/16 (7)
• 3-3/8(5)
• 4-9/16(4)
• 4-3/4(4)
• 3-13/16(3)
• 3 3/4(3)
• 4-5/8(2)
• 3-7/16(2)
• 3-1/2(1)
• 3(1)

Agency Compliance

• Energy Star(8)
• Energy Star Compliant(2)
• UL(1)

UNSPSC

• 41112209(7)

Characteristics

• Blue Screen(7)
• Side Switches(3)
• Temperature range stops, Selectable Auto/Manual changeover(2)
• Real Time Clock, Change Reminders reminds you to service or replace the air filter, humidifier pad, ultraviolet lamp or thermostat batteries, Removable From Wall For Programming, Three replaceable AAA alkaline batteries, Power thermostats when 24 Vac common is not used. Non-replaceable lithium battery with ten-year life under normal use to hold calendar and time settings. Alkaline batteries keep calendar and time after lithium battery is no longer functional(2)
• Audible Feedback, Selectable High/Low Temp Limits, Key Pad Programming(2)
• System Switches Located on Side(1)
• Standard Display(1)
• Real Time Clock, Change Reminders reminds you to service or replace the air filter, humidifier pad, ultraviolet lamp or thermostat batteries, Removable From Wall For Programming, Three replaceable AAA alkaline batteries Power thermostats when 24 Vac common is not used. Non-replaceable lithium battery with ten-year life under normal use to hold calendar and time settings. Alkaline batteries keep calendar and time after lithium battery is no longer functional(1)
• Programmable Options(1)
• Program your thermostat before installation by inserting the batteries and starting, with the installer/configuration menu. 12/24 Hr. Clock Option,Key Pad Programming, Selectable Auto/ manual Changeover(1)
• Multi-Stage 2H/2C Or Heat Pump 3H/2C, Energy Star Rated(1)
• Key Pad Programming, Selectable Auto/Manual changeover, Up to 3 Heat / 2 Cool Heat Pump or Up to 2 Heat / 2 Cool Conventional(1)
• Digital Accuracy, Dual Power Option Allows Operation on 24 Volts or Battery(1)
• Differential 1 to 3 Degrees F(1)
• Comply With Commercial Building Codes Title 24(1)
• Audible Feedback,(1)
• (2H/2C) Or Heat Pump (3H/2C).(1)

Temporary Temperature Hold

• Yes(6)

Display

• Digital Backlit(6)
• LCD, Backlit(3)
• 2.0 sq. in., Blue LED, Backlit(3)
• 10 sq. in., LCD(3)
• Spanish Language Only, 4.0 sq. in., Blue LED, Backlit(2)
• 2.2 sq. in., Digital Backlit(2)
• 12 sq. in., Blue LED Backlit(2)
• Large Digital Backlit(1)
• Large Character Display, 5.09 sq. in., LCD, Backlit(1)
• LCD Backlit When Key is Depressed(1)
• LCD(1)
• Extra-large Character Display, 3.2 sq. in., LCD, Backlit(1)
• 5.1 sq. in., LCD Backlit(1)
• 5.09 sq. in., LCD Backlit(1)
• 5.09 sq. in., Digital Backlit(1)
• 4.0 sq. in., Digital(1)
• 4.0 sq. in., Blue Digital(1)
• 4 sq. in., Blue LCD Backlit(1)
• 4 sq. in., Blue Backlit Large-Character Screen(1)
• 3.75 sq. in., LCD, Backlit(1)
• 3.75 sq. in., LCD Backlit(1)
• 2.1 sq. in., LCD, Backlit(1)
• 1.8 sq. in., Display(1)
• 1.73 sq. in., Digital Backlit(1)
• 1.3 sq. in., LCD Backlit(1)
• 0.9 sq. in., LCD Backlit(1)

Dehumidification Control

• No(6)

Terminal Designations

• R,C,Y,W,G,O/B(5)
• R,RC,C,Y1,Y2-E,W-O/B,W2-Aux,G,L(4)
• RH,RC,C,Y,W,G,O/B(3)
• RH,RC,C,Y,Y2,W/E,W2,G,O/B,6,L(2)
• RH,RC,C,Y,W,G,O,B(2)
• R,RC,C,Y,Y2,W-O/B,AUX-W2,G,L,E,S1,S2(2)
• R,RC,C,Y,W,G,O/B(2)
• R,RC,C,Y,G,W-O/B(2)
• R,C,Y,Y2,W,W2,G(2)
• R,C,Y,G,O,B,AUX,E,L(2)
• RH,RC,C,Y,Y2,W/E,W2,G,O,B,L,6,+,S-(1)
• RH,RC,C,Y,Y2,G,W/E,W2,O/B,6,L(1)
• RH,RC,C,Y,W,G,O,B,6,+,S,-,L(1)
• R,RC,Y,W,G,O,B(1)
• R,RC,C,Y,Y2,W,W2,G.O/B,Aux/E,L(1)
• R,RC,C,Y,Y2,W,W2,G,O/B,A,L,S1,S2(1)
• R,RC,C,Y,W,G,O,B(1)
• R,RC,C,Y,G,W-O/B,S1,S2(1)
• R,C,Y1,Y2,W1,W2/E,G,O,B,L(1)
• R,C,Y1,Y2, E/W1,W2,G,O,B,L(1)
• R,C,Y1,W1,W2/E,G,O,B,L(1)
• R,C,Y,Y2,W,W2,G,A,S1,S2(1)
• R,C,Y,W2,G,O/B,L(1)
• R,C,Y,W,G(1)

Temperature Limiting

• No(5)
• Yes(1)

Programs per Week

• 7(5)
• 5-2(5)
• 5-1-1 or 5-2(5)
• 5-1-1, 5-2, or Configure as Nonprogrammable(4)
• 5-1-1(4)
• 5-1-1, 7 Day, or Configure as Nonprogrammable(2)
• 5-1-1, 7 Day or Configure as Nonprogrammable(1)
• 1(1)

For Use With

• Heat Pumps(5)
• Conventional or Heat Pumps(3)
• Heating & Cooling, Single Stage Gas, Oil, Electric, Single Stage Heat Pump, Millivolt(2)
• Heat, Cool Systems(2)
• Heat and Cool Systems(2)
• Heat Only, Cool Only, Heating & Cooling, Single Stage Gas, Oil, Electric, Multi-Stage Gas, Oil, Electric, Heat Pump, Millivolt, 3-wire Zone Valve(3)
• Gas, Oil, Electric, Heat Pump, Forced Warm Air, Hot Water, Steam Or Gravity(2)
• Gas, Oil, Electric Heat, or Heat Pump and 750 mV, Outdoor or Indoor Remote Sensors(2)
• Standard Heat Pump Systems With Electric, Gas Or Oil Auxilliary Heat(1)
• Indoor or Outdoor Sensors Nos. 6WY20, 6WY21, 6WY16, 6WY17, 6WY20, 6WY21 ,6WY16 ,6WY17(1)
• Heat, Cool, and Heat Pump Systems, 3-wire Zone Valve(1)
• Heat and Cool Systems, hydronic 3-wire zone valves(1)
• Heat Only, Cool Only, Heating & Cooling, Single Stage Gas, Oil, Electric, Single Stage Heat Pump, Millivolt, 3-Wire Zone Valve(1)
• Gas, Oil, or Electric Furnaces, Millivolt, Heat Pump(1)
• Gas, Oil, or Electric Furnaces(1)
• Gas, Oil, Electric, Heat Pump(1)
• Gas, Oil, Electric Heat, or Heat Pump, Outdoor or Indoor Remote Sensors(1)
• Gas, Oil, 24V Electric(1)
• 2 Heat/2 Cool Conventional, 2 Heat/1 Cool Heat Pump(1)

Green Certification or Other Recognition

• ENERGY STAR Rated(1)