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Specifications

Electrical rating:

  • 24 VAC (18-30 VAC) 

•  4 amp maximum total load

 

• 1 amp maximum per terminal 

Temperature control range: 

45°F to 90°F (7°C to 32°C)   

Accuracy:

 ± 1°F (± 0.5°C)

System configurations:

 3-stage heat, 2-stage cool, heat pump, gas, oil, electric

Timing:

 

Anti-short Cycle: 5 minutes

 

Backlight Operation: 13 seconds after mode change or button press

Terminations:

 R, C, W1/O/B, Y1, W2, Y2, G, W3, S1, S2

Important Safety Information

WARNING!

Always turn off power at the main power supply before installing, cleaning, or removing 

thermostat.

• This thermostat is for 24 VAC applications only; do not use on voltages over 30 VAC
• Do not short across terminals of gas valve or system control to test operation; this will damage your 

thermostat and void your warranty

• All wiring must conform to local and national electrical and building codes
• Do not use air conditioning when the outdoor temperature is below 50 degrees; this can damage your 

A/C system and cause personal injuries

• Use this thermostat only as described in this manual

Package Contents/Tools Required

Package includes:

  SimpleComfort

®

 2811 thermostat on base, thermostat cover, wiring labels, screws and 

wall anchors, Installation, Operation and Application Guide

Tools required for installation:

 Drill with 3/16” bit, hammer, screwdriver

Содержание SC 2811

Страница 1: ...can made products plus wiring diagrams troubleshooting tips and more visit us at www icmcontrols com Configurable Three Stage Heat 2 Stage Cool Systems Multi Stage Heat Pump Systems Backlit Display Fi...

Страница 2: ...ed 2 To Remove Existing Thermostat 3 To Install Thermostat 3 Remote Sensor Installation Optional 5 Terminal Designator Descriptions 6 SC2811 Output Chart 6 Wiring Diagrams 7 Wiring Diagram Conversions...

Страница 3: ...Parts Diagram R12 W1 O B Y1 W2 Y2 W3 S1 S2...

Страница 4: ...rmostat is for 24 VAC applications only do not use on voltages over 30 VAC Do not short across terminals of gas valve or system control to test operation this will damage your thermostat and void your...

Страница 5: ...wire terminals 5 Remove existing thermostat base from wall 6 Refer to the following section for instructions on how to install this thermostat ELECTRICAL SHOCK HAZARD Turn off power at the main servic...

Страница 6: ...the control wires through wire opening 9 Use supplied screws to mount thermostat base to wall 10 Insert stripped labeled wires in matching wire terminals See Wiring Diagrams and Wiring Diagram Convers...

Страница 7: ...rdware provided 4 Install two wires between remote sensor and thermostat use shielded cable Wire 1 should run between the S1 terminal on the thermostat and the S1 terminal on the remote sensor Wire 2...

Страница 8: ...for non hp systems Terminal Designator Descriptions 1ST Cool 2ND Cool 1ST Heat 2ND Heat 3RD Heat Heat Cool Y1 G YI Y2 G W1 G W1 W2 G W1 W2 W3 G Heat Pump One Compressor Y1 G O Y1 G O Y1 G B Y1 W2 G B...

Страница 9: ...First Cooling Control Second Cooling Control Wiring Diagrams Third Heating Control Second Cooling Control Second Heating Control First Cooling Control First Heating Control...

Страница 10: ...Third Heating Control Second Heating Control First Heating Control Third Heating Control Second Heating Control First Heating Control...

Страница 11: ...Single Compressor 3rd Stage Heat 2nd Stage Heat Reversing Valve Compressor Two Compressors Auxilliary Heat Reversing Valve Compressor 1 Compressor 2...

Страница 12: ...24 VAC common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit Fan contactor circuit Emergency heating circuit System monitor LED capped capped Note 1 E terminal on PCB cap...

Страница 13: ...VAC return 24 VAC common Reversing valve heating mode Compressor contactor 2nd stage heating circuit Fan contactor circuit Emergency heating circuit System monitor LED capped capped Note 1 E terminal...

Страница 14: ...at 24 VAC return 24 VAC common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit Fan contactor circuit Outdoor thermostat Defrost sensor capped capped Note 1 W2 terminal on P...

Страница 15: ...Systems SC 281 1 Electronic Thermostat 24 VAC return 24 VAC common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit sequencer 1 Fan contactor circuit 3rd stage heating circu...

Страница 16: ...VAC common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit Fan contactor circuit Emergency heating circuit System monitor LED capped capped Note 1 E terminal on PCB capped...

Страница 17: ...VAC return 24 VAC common Reversing valve heating mode Compressor contactor 2nd stage heating circuit Fan contactor circuit Emergency heating circuit System monitor LED capped capped Note 1 E terminal...

Страница 18: ...Thermostat 24 VAC return 24 VAC common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit Fan contactor circuit capped capped Note 1 X2 terminal on PCB capped Note 2 T termin...

Страница 19: ...281 1 Electronic Thermostat 24 VAC return 24 VAC common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit Fan contactor circuit System monitor LED capped Note 1 X terminal o...

Страница 20: ...C return 24 VAC common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit Fan contactor circuit Emergency heating circuit System monitor LED capped capped Note 1 E terminal on...

Страница 21: ...tronic Thermostat 24 VAC return 24 VAC common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit sequencer 1 Fan contactor circuit Emergency heating circuit capped Note 1 E te...

Страница 22: ...common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit 2nd stage cooling circuit Fan contactor circuit Note 1 E terminal on PCB capped Note 2 L terminal on PCB capped R C...

Страница 23: ...C common Reversing valve cooling mode Compressor contactor 2nd stage heating circuit 2nd stage cooling circuit Fan contactor circuit Note 1 E terminal on PCB capped Note 2 L terminal on PCB capped R C...

Страница 24: ...ote The SW5 button will return you to the previous screen 5 To exit configuration mode slide the Mode switch to Heat or Cool Configuration Mode Settings The setup screens for Configuration Mode are as...

Страница 25: ...age Temperature Differential 1 F to 3 F 0 5 C to 1 5 C Set the number of degrees between your setpoint temperature and your turn on temperature Press the or button to set differential value Press the...

Страница 26: ...utton to select Press the SW6 button to advance to the next screen FILTER DIFF ROOM SET REMOTE FILTER DIFF ROOM SET REMOTE 8 3rd Stage Temperature Differential 1 F to 6 F 0 5 C to 3 0 C Set the number...

Страница 27: ...tch actual room temperature Note When not set to 0 ROOM will display Press the or button to select Press the SW6 button to advance to the next screen FILTER DIFF ROOM SET REMOTE 15 Filter Check time 3...

Страница 28: ...arily bypass the five minute delay slide the Mode switch to OFF for 2 seconds and then back to Cool Heat Test 1 Slide Mode switch to Heat mode 2 Adjust the set temperature so it is 5 degrees above the...

Страница 29: ...puts are staged off configurable setting 10 Page 24 as the room temperature drops The thermostat will not let the compressor come on for five minutes after it turns off This protects your compressor T...

Страница 30: ...ff This protects the compressor Emergency Heat Mode Heat pump systems only In emergency heat mode the heat pump system will be disabled and auxiliary heat will become the primary source of heat ENTER...

Страница 31: ...ROOM displays Room temperature offset is not zero see Configuration Mode Setting 13 Page 25 Status indicator Green light Cooling operation Red light Heating operating Status indicator option ON see C...

Страница 32: ...r to permit the Seller to properly administer the warranty the Buyer shall 1 Notify the Seller promptly of any claim submitting date code information or any other pertinent data as requested by the Se...

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