low voltage thermostat

Programmable Fan

• No(50)
• Yes(1)

Key Pad Lockout

• No(46)
• Yes(4)
• Range Stops(1)

Fan Switching

• Auto-On(41)
• None(12)
• Auto-On-Program(1)

Stages Heat

• 1(39)
• 2(9)
• 3(2)
• 4 Heat Pump, 2 Conventional(1)

Voltage (AC)

• 24(34)
• 20 to 30(12)
• 18 to 30(5)
• 24 to 30(1)

Stages Cool

• 1(33)
• 2(7)

Mounting

• Horizontal(32)
• Vertical(14)
• Horizontal or Vertical(3)
• Round(1)
• Horizontal or Vertical Electrical Box(1)

750mV Compatible

• Yes(31)
• No(22)

Temp. Settings per Day

• 1(29)
• 4(17)
• 4 or 1(2)
• None(1)
• 4,0(1)
• 4, 2, or 0(1)
• 2 or 4(1)
• 2(1)

Low Battery Indicator

• Yes(28)
• No(25)

Dual Transformer Compatible

• No(28)
• Yes(26)

Batteries Included

• Yes(27)
• No(18)

Automatic Changeover

• No(27)
• Yes(9)

Battery Backup

• No(25)
• Yes(25)

UNSPSC

• 41112209(24)

Power Method

• Hardwired(24)
• Hardwired/Battery (20)
• Battery(8)
• Hardwired/Power Stealing(1)
• Hardwired/Battery/Power-Stealing Assist(1)

Dehumidification Control

• No(24)

Temperature Limiting

• No(22)
• Yes(2)

System Switching

• Heat-Off-Cool(22)
• None(14)
• Heat-Off-Cool-Auto(6)
• Heat-Off-Cool-Auto-Emer. Heat(5)
• Heat-Off-Cool-Emer. Heat(4)
• Heat-Off(2)
• Cool-Off(1)

Control Range (F)

• 45 to 90(22)
• 50 to 90(12)
• 40 to 90(8)
• 40 to 99(4)
• Heat 40 to 90, Cool 50 to 99(3)
• Fixed 65(1)
• 45 to 99(1)
• 45 to 95(1)
• 41 to 95(1)
• 38 to 88(1)

Temporary Temperature Hold

• No(17)
• Yes(7)

Temporary Program Override

• No(17)
• Yes(10)

Filter Indicator

• No(17)
• Yes(16)

Display

• Analog(16)
• LCD, Backlit(4)
• LCD(4)
• Digital Backlit(3)
• 2.0 sq. in., Blue LED, Backlit(3)
• Spanish Language Only, 4.0 sq. in., Blue LED, Backlit(2)
• LCD Backlit When Key is Depressed(2)
• 2.2 sq. in., Digital Backlit(2)
• Extra-large Character Display, 3.2 sq. in., LCD, Backlit(1)
• Digital(1)
• Blue Digital, Backlit(1)
• 6.0 sq. in., Blue LED, Backlit(1)
• 5.09 sq. in., Digital Backlit(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)
• 2.1 sq. in., LCD, Backlit(1)
• 1.8 sq. in., LCD Backlit(1)
• 1.73 sq. in., Digital Backlit(1)
• 1.2 sq. in., LCD Backlit(1)
• 1.2 sq. in., LCD(1)
• .75 sq. in., Digital(1)

Characteristics

• Mercury Free(15)
• Blue Screen(8)
• Side Switches(2)
• Differential 1 to 3 Degrees F(2)
• Use Thermostat 2TE31 or 2TE32 After Construction to Fit On Temporary Thermostat Sub Base(1)
• Temperature range stops, Selectable Auto/Manual changeover(1)
• Standard Display(1)
• Simultaneous program entry and Residual Cooling Feature Provides Up to 90 Seconds Fan Delay on Break for Maximum Cooling Efficiency(1)
• Selectable 12 hour and 24 hour Clock formats(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)
• Mercury Free, Integrated thermometer(1)
• Mercury Free, Easy-to-See Model with Large Raised Markings and a Click at Each 2 Degrees Setpoint Change(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)
• Freeze Protection, Adjustable energy usage counters(1)
• Freeze Protection Function(1)
• Digital Accuracy, Economy Residential Heating and Cooling Thermostat(1)
• Differential +/- 1 Deg F, Temperature Limits 45 Deg F Min COOL, 95 Deg F Max Heat(1)
• Covers Wall Marks Left by Most Mechanical Thermostats without the Need for an Extra Wall Plate(1)
• Batteries Not required, Power Stealing(1)
• Batteries Not required, Keypad Programming, Lighted Keypad(1)
• Batteries Not Required, Power-Stealing(1)
• (2H/2C) Or Heat Pump (3H/2C).(1)

Type

• Mechanical Nonprogrammable Conventional Systems(14)
• Digital Programmable Single Stage H/C or HP(10)
• Digital Nonprogrammable Single Stage H/C or HP(8)
• Digital Programmable Multi Stage H/C or HP(6)
• Mechanical Nonprogrammable Conventional Systems or HP(4)
• Digital Nonprogrammable Heating Only(3)
• Digital Programmable Multi Stage HP(2)
• Digital Nonprogrammable Multi Stage H/C or HP(2)
• Temporary Construction Single Set Point(1)
• Digital Programmable Single Stage Heat Only(1)
• Digital Programmable Single Stage H/C(1)
• Digital Programmable Multi Stage H/C or HP,Spanish Text(1)
• Digital Programmable Multi Stage H/C(1)

Height (In.)

• 3-3/4(13)
• 4-1/4(5)
• 3-3/8 (4)
• 3-1/4(4)
• 4-3/4(3)
• 4-1/2(3)
• 3-1/2(3)
• 3 3/4(3)
• 5(2)
• 3-9/16(2)
• 3-7/16(2)
• 5-1/4(1)
• 4-5/8(1)
• 4(1)
• 3-13/16(1)
• 3(1)
• 2-27/32(1)

Includes

• 2 AA Batteries(12)
• Screws and Mounting Plate(6)
• 2 AAA Batteries(5)
• 2 AA Batteries, Screws and Wall Anchors(4)
• 2 AA Batteries, Wall Plate(3)
• Subbase(2)
• Range Stops, Consisting of a Range Stop Plate, Two Range Stop Adjustment Screws (#2-56 X 7/32 Phillips Pan Head Screws), and an Upper Range Stop Screw (#4-40 X 5/16 Phillips Pan Head Screw)(2)
• 2 AAA Batteries, Backplate(2)
• Sub Base(1)
• Remote Control, 2 AA Batteries, Screws, Wall Anchors and Wire Labels(1)
• Heat Only Back Plate, Off-Heat Subbase(1)
• Heat Only Back Plate(1)
• Anchors And Screws(1)

Depth (In.)

• 1-1/4(11)
• 1-1/2(10)
• 1-5/16(7)
• 3/4(5)
• 1-3/16(4)
• 1-1/8(4)
• 1(3)
• 1-7/16(2)
• 1-3/4(2)
• 1 1/4(2)
• 1-5/8(1)
• 1-3/8(1)
• 1-1/3(1)
• 1 1/8(1)

Agency Compliance

• Energy Star(10)
• Energy Star Compliant(4)
• UL(1)
• No(1)

Programs per Week

• 5-2(7)
• 5-1-1(6)
• 5-1-1, 5-2, or Configure as Nonprogrammable(3)
• 5-1-1 or 5-2(2)
• 7 Day or Configure as Nonprogrammable(1)
• 7(1)
• 5-1-1, 7 Day or Configure as Nonprogrammable(1)
• 1(1)

For Use With

• Gas, Oil, Forced Warm Air, Hot Water, Steam or Gravity(6)
• Millivolt(2)
• Heating/Cooling Systems(2)
• Heating & Cooling, Single Stage Gas, Oil, Electric, Single Stage Heat Pump, Millivolt(2)
• Heat, Cool Systems(2)
• Heat Pumps(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, or Electric Furnaces, Millivolt, Heat Pump(2)
• Gas, Oil, Electric, Heat Pump, Forced Warm Air, Hot Water, Steam Or Gravity(2)
• Gas, Oil(2)
• Subbase From 2TE31 or 2TE32(1)
• Standard Heat Pump Systems With Electric, Gas Or Oil Auxilliary Heat(1)
• Heating(1)
• Heat/Cool or Single Stage Heat pump(1)
• Heat and Cool Systems, hydronic 3-wire zone valves(1)
• Heat and Cool Systems(1)
• Heat Pump(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(1)
• Gas, Oil, Forced Air(1)
• Gas, Oil, Electric, Heat Pump, Forced Warm Air(1)
• Gas, Oil, Electric, Heat Pump(1)
• Gas, Oil, Electric Heat and Cool System(1)
• Gas, Oil, 750 Millivolt, Heat-Only System(1)
• Gas, Oil, 24V Electric(1)
• Gas, Oil, (250-750 Millivolt & 30VAC) Heat Only System(1)
• Gas, Oil Or Electric Furnaces(1)
• Gas, 24V Electric Heat, Oil, Single Stage Heat Pump(1)
• Gas, 24V Electric Heat, Oil(1)
• Cooling(1)
• Conventional or Heat Pumps(1)
• Conventional Heating systems(1)
• Conventional Heat, Cool Systems(1)
• Conventional Cool-Only System(1)
• 24VAC/Millivolt Heating Cooling Systems & Single-Stage Heat Pumps(1)
• 24VAC and Millivolt Heating Systems(1)

Width (In.)

• 6(5)
• 5-1/2(5)
• 3-5/8(5)
• 2-7/8(5)
• 4-3/8(4)
• 4-3/4(4)
• 4-1/2(3)
• 3-1/4(3)
• 5-13/16(2)
• 5-1/8(2)
• 5-1/4(2)
• 6 1/8(1)
• 5-7/8(1)
• 5-3/8(1)
• 5(1)
• 4-23/32(1)
• 4(1)
• 3-3/16(1)
• 3-1/16(1)
• 3(1)
• 2-3/4(1)

Terminal Designations

• R,W(5)
• R,RC,Y,W,G,O,B(4)
• RH,W(3)
• RH,RC,Y,W,G,O,B(3)
• RH,RC,C,Y,W,G,O/B(3)
• R,C,Y,W,G,O/B(3)
• RH,RC,Y,W,G(2)
• RH,RC,C,Y,W,G,O,B(2)
• R,RC,C,Y,G,W-O/B(2)
• R,C,Y,W,G,O,B(2)
• RH,Y(1)
• RH,RC,C,Y,Y2,W/E,W2,G,O/B,L(1)
• RH,RC,C,Y,Y2,W/E,W2,G,O/B,6,L(1)
• RH,RC,C,Y,Y2,G,W/E,W2,O/B,6,L(1)
• RH,RC,C,Y,W,G(1)
• RH,RC,C,Y,G,O,B(1)
• RH,C,W(1)
• RH, W(1)
• RC/0,RH/B, Y, W , G, R(1)
• RC,RH,G,Y/O,W/B,Y1(1)
• RC,C,Y,G(1)
• R,Y,W(1)
• R,Y,G(1)
• R,Y(1)
• R,W,G(1)
• R,W,C(1)
• R,RC,C,Y1,Y2-E,W-O/B,W2-Aux,G,L(1)
• R,RC,C,Y,Y2,W,W2,G.O/B,Aux/E,L(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(1)
• R,C,Y,W2,G,O/B,L(1)
• R,C,Y,W2,G,O/B,E,L(1)
• R,C,Y,G,O,B,AUX,E,L(1)

Green Environmental Attribute

• Thermostat Has Programmable Feature To Reduce Energy Consumption(5)
• Product Contributes To Reducing Energy Consumption(4)

Dia. (In.)

• 3-11/16(3)
• 3-1/4(1)

Green Certification or Other Recognition

• ENERGY STAR Rated(1)