background image

TH146-N-U 

                                              5/12

Wiring Diagram: 2H1C Heat Pump — New Installation

AC146-410

AC144-03

CT241

Humidifier

Dehumidifier

Compressor

Auxiliary Heat

Reversing Valve

Fan

Fault

Defrost

Dual Energy

Содержание TH146-N-U

Страница 1: ...e module Install the control module near the heating cooling system away from any heat source Install the console in a central location Avoid locations with air drafts e g top of staircase or air outlet or stagnant air behind a door Do not install the console on a wall hiding air ducts nor expose it to direct sunlight NOTE If this controller replaces an old thermostat any two of the wires that wer...

Страница 2: ...on the side of the plenum and position it such that its aperture faces the air flow Connect the sensor to controller terminals PS and CS no polarity For more information refer to the instructions provided with the sensor NOTE The maximum wiring length is 30 m 100 ft NOTE The dual energy input can be used only with a heat pump equipped with auxiliary heat The dual energy input can be connected to t...

Страница 3: ...here is not already a furnace the auxiliary heat source is installed at the same time as the heat pump In this type of installation the indoor coils are located upstream of the auxiliary heat When the controller is configured for a new installation the heat pump and the auxiliary heat can operate simultaneously Interstage Delay is the time allocated for the temperature to return to an acceptable v...

Страница 4: ...A W1 Auxiliary heat 1 24 Vac 1 A W2 Auxiliary heat 2 24 Vac 1 A W3 O B Reversing valve 24 Vac 1 A G Fan 24 Vac 1A L Fault 24 Vac 5 mA WW Defrost 24 Vac 5 mA NC Not used HVAC Terminal Device 1H 2H 3H 1C 2C 3C 1H1C 1H2C 2H1C 2H2C 2H3C 3H1C 3H2C 3H3C TH Console Connect the console sensor between the TH terminals no polarity TH PS Plenum sensor Connect the plenum sensor between the PS and CS terminals...

Страница 5: ...TH146 N U 5 12 Wiring Diagram 2H1C Heat Pump New Installation AC146 410 AC144 03 CT241 Humidifier Dehumidifier Compressor Auxiliary Heat Reversing Valve Fan Fault Defrost Dual Energy ...

Страница 6: ...TH146 N U 6 12 Wiring Diagram 3H2C Heat Pump Add on Installation AC146 410 AC144 03 CT241 Fault Defrost Reversing Valve Compressor 1 Compressor 2 Furnace Fan Limit Humidifier Dehumidifier Dual Energy ...

Страница 7: ...TH146 N U 7 12 Wiring Diagram 3H2C HVAC AC146 410 AC144 03 CT241 Cooling Unit 1 Cooling Unit 2 Heating Unit 1 Heating Unit 2 Fan Heating Unit 3 Humidifier Dehumidifier ...

Страница 8: ...ses above the Fan Limit see item 11 and stops when the tem perature drops 12 C below the Fan Limit Note The fan will not start if the plenum temperature sensor is not connected to the controller 11 Fan limit 38 to 90 C 100 to 194 F 80 C 176 F This parameter is available only when gas heating is selected see item 10 WARNING FLMT can be used in parallel with an UL353 approved device but they do not ...

Страница 9: ...or to cooling mode respectively For example if the setpoint is 24 C 75 F in heating mode it will become 25 C 77 F in cooling mode and will return to 24 C 75 F when the controller switches back to heating mode NOTE Skip this section if you do not have a humidifier connected to the controller The humidity level can be set manually or automatically see page 8 item 16 System fault indicator Temperatur...

Страница 10: ...ture 20 C to 50 C 4 F to 122 F Humidity conditions 0 to 95 non condensing Dimensions 79 x 79 x 24 mm 3 1 x 3 1 x 1 in Honeywell warrants this product excluding battery to be free from defects in the workmanship or materials under normal use and service for a period of three 3 years from the date of purchase by the consumer If at any time during the warranty period the product is determined to be d...

Страница 11: ...TH146 N U 11 12 ...

Страница 12: ...TH146 N U 12 12 Printed in USA 09 2011 ...

Отзывы: