Home Automation RC-2000 User's Manual
Contents
1. Dehumidier D Dehumidifier 11 Humidifier H Humidifier 10 Cool Mode Y2 System Cool Mode 8 Fan G 4 Fan Relay m 7 Cool Y1 Zone Cool 6 Heat W1 Zone Heat ee 4 Heat Mode W2 4 System Heat Mode 3 24VAC Common C 1 _12AVAC HOT RC PR SOSEN A j So 24VAC amp fe X CONTROL a imei Cees THERMOSTAT U TRANSMFOMER Figure 7 Connections for single stage thermostat for zone control systems CONFIGURATION gt The System Type for this thermostat must be set to Zone Control under System Options The two additional outputs W2 and Y2 are use with zoned heating and cooling systems The W2 and Y2 terminals control the mode of operation heating or cooling of the zone control panel The zone control panel will recognize calls for heat W from the individual zones when the W2 terminal is energized and calls for cool Y when the Y1 terminal is energized Neither W2 nor Y2 is energized when the mode is set to OFF Therefore the RC 2000 can act as a Master to set the operating mode of the entire system POWER UP Double check wiring be sure that there are no stray wires or wire strands at the connections Connect power to the transformer and system The display will show the current thermostat settings Press FA2. In the default configuration this thermostat does not turn the fan on with a call for heat If the furnace does not turn the fan on with a call for heat the thermostat must be configured to do so under System Options gt The Cool Stages and Heat Stages settings must be configured under Stage Settings POWER UP NMnBBWN Double check wiring be sure that there are no stray wires or wire strands at the connections Connect power to the transformer and system The display will show the current thermostat settings Press FAN and select On The fan should come on Press FAN and select Auto The fan should go off Press HOLD and select On to override Energy Efficient Control Set the Mode to Heat Raise the desired heat setting 1 degree above the current temperature Ensure that Stage 1 heat comes on After a few minutes raise the desired heat setting 3 degrees above the current temperature Stage 2 heat should come on Set the mode to Off Ensure that the heating unit goes off Set the Mode to Cool Lower the desired cool setting 1 degree below the current temperature Ensure that Stage 1 cool comes on After a few minutes lower the desired cool setting 3 degrees below the current temperature Stage 2 cool should come on Set the mode to Off Ensure that the cooling unit goes off Press HOLD and select Off to enable Energy Efficient Control 8 1 Abo
3. See Installation Settings gt If the HVAC system is a two stage conventional or two speed heat pump before operating the thermostat making a call for heat or cool the Cool Stages and Heat Stages settings under Stage Settings must be configured See Installation Settings When configured as a conventional thermostat by default this thermostat does not turn the fan on with a call for heat If the furnace requires the thermostat to turn the fan on with a call for heat configure the System Mode to Fan On With Heat under System Options A conventional thermostat can be configured for automatic changeover heat cool manual changeover heat cool heat only or cool only thermostat Refer to the Configuration steps under the wiring diagram for the respective HVAC system type If the thermostat or HVAC system does not perform as stated in the Power Up steps under the wiring diagram for the respective HVAC system recheck all wiring See Troubleshooting Tips For HVAC systems with separate heating and cooling transformers the metal jumper between Terminal 1 RC and Terminal 2 RH on the left terminal strip must be removed See Figure 5 UP REMOVE gt J U M P E R J 24VAC HEAT TRANSMFOM
4. N C AUTI ON Be sure to disconnect the power to the control transformer before removing or installing thermostat Do not short gas valve fan heat relay or cool relay even momentarily Do not attempt to hook up to live circuits An accidental connection to a component on the thermostat circuit board could cause damage to the thermostat UP JUMPER 24VAC Common C lt 4 24VAC HOT RC N O N F o J 24VAC lt CONTROL TRANSMFOMER THERMOSTAT For HVAC systems with a single transformer the metal jumper between Terminal 1 RC and Terminal 2 RH on the left terminal strip must remain in place Figure 4 Thermostat power up for test or configuration purposes Important Notes ie For HVAC systems with a single transformer for heating and cooling the metal jumper between Terminal 1 RC and Terminal 2 RH on the left terminal strip must remain in place See Figure 4 2 From the factory the RC 2000 is configured to control a single stage conventional HVAC system gt If the HVAC system is a heat pump dual fuel heat pump or if the thermostat is connected to a zone control system that requires a sub base before operating the thermostat the System Type settings under System Options must be configured
5. to Installation Settings LIMITED WARRANTY HAI warrants this product against defects in material and workmanship under normal use and service for a period of two 2 years from the date of purchase During the warranty period HAI will repair or replace at its sole option if this product fails due to defect This warranty does not cover the cost of removal or reinstallation of any product This warranty does not cover failure caused by normal wear damage to the product while in your possession other than damage caused by defect or malfunction or by its improper installation including failure to follow the written installation and operation instructions alterations misuse or abuse The remedies provided for in this warranty are the sole and exclusive remedies thereof In no event shall HAI be liable for incidental expenses or consequential loss or damages For the complete HAI Warranty for USA policy see the HAI web site at www homeauto com Any implied warranties including warranties of merchantability and fitness for particular use or purpose are limited to a period of two 2 years from purchase date This warranty gives you specific legal rights and you may have other legal rights which vary from state to state Some limitations may not apply to you For warranty and repair service within the continental United States send defective unit carefully packaged postage prepaid along with description of trouble name return address and ph
6. A Na HAI RC 2000 Thermostat Installation Instructions DESCRIPTION The RC 2000 is a precision digital thermostat designed for 24 VAC heating and cooling systems The RC 2000 will support the following systems Single Stage Heat Cool Conventional Two Stage Conventional 2 Stage Heat 2 Stage Cool Heat Pump 2 Stage Heat 1 Stage Cool Two Speed Heat Pump 3 Stage Heat 2 Stage Cool Dual Fuel Heat Pump Humidifier and Dehumidifier Control VVVVVV The RC 2000 has the capability of being controlled both locally and by remote control It offers programmability stand alone operation and robust optically isolated communications with automation systems utility control systems and personal computers Electrical rating 24 V 2 A 50 60 Hz Maximum current 2 A on any circuit 3 A total The following requirements must be observed for installation in Europe CE 1 This equipment must be installed in accordance with National wiring rules for the country in which it is installed 2 All product labels instructions and markings relating to safety must be translated to a language which is acceptable in the country in which this equipment is to be installed INSTALLATION Before installing this thermostat Read all of the Installation Instructions carefully Read the Owner s Manual carefully Ensure that this product is suitable for your application Ensure that wiring complies with all codes and ordinances Discon
7. Balance Setpoint the heat pump will turn off and the auxiliary heat will be used until the call for heat has been satisfied gt The Balance Setpoint Limits can be adjusted according to the manufacturer s specifications under Balance Setpoint See Installation Settings 3 When the RC 2000 makes a call for auxiliary heat the heat pump compressor is turned off and the auxiliary heat is used exclusively Heat Pump 2 Stage Heat 1 Stage Cool ie UP HVAC SYSTEM Dehumidier D Dehumidifier Humidifier H Humidifier Ground Fault L 4 Fault Relay Fan G Fan Relay Compressor Y1 Compressor Relay Energized in Heat B Energized in Cool O Reversing Valve Auxilirary Heat W2 Aux Heat Relay 24VAC Common C J 24VAC HOT RC N A 3 24VAC Ii A K7 CO NT RO L K GR THERMOSTAT TRANSMFOMER Figure 9 Connections for heat pump thermostat CONFIGURATION gt The System Type for this thermostat must be set to Heat Pump under System Options gt The System Type for this thermostat must be
8. ER 3 24VAC Common C 2 24VAC Heat HOT RH 3 24VAC Cool HOT RC i 2 eS THERMOSTAT For HVAC systems with separate heating and cooling transformers the metal jumper between Terminal 1 RC and Terminal 2 RH on the left terminal strip must be removed Figure 5 Connections for heat and cool transformers applies to all systems Single Stage Conventional 7 UP HVAC SYSTEM 12 5 Dehumidier D Dehumidifier 11 Humidifier H Humidifier 8 Fan 6 Fan Relay 7 Cool Y1 Cool Relay 6 Heat W1 Heat Relay 3 24VAC Common C 1 LOZA HOT RC i 24VAC 3 eye CONTROL Sg THERMOSTAT V y TRANSMFOMER Common wire is required in heat only or cool only applications Also use a common if heat cool or fan relay cannot supply 15mA to power thermostat without activating Figure 6 Connections for single stage heat cool thermostat CONFIGURATION gt From the factory the RC 2000 is configured as a single stage conventional heat cool thermostat gt In the default configuration this thermostat does not turn the fan on with a call for heat If the furnace does not turn the fan on with a cal
9. N and select On The fan should come on Press FAN and select Auto The fan should go off Set the Mode to Heat Raise the desired heat setting above the current temperature Ensure that the heating unit comes on Set the mode to Off Ensure that the heating unit goes off 6 Set the Mode to Cool Lower the desired cool setting below the current temperature Ensure that the cooling unit comes on Set the mode to Off Ensure that the cooling unit goes off OM B WN Re Two Stage Conventional 2 Stage Heat 2 Stage Cool UP HVAC SYSTEM 12 S Dehumidier D Dehumidifier 11 Humidifier H Humidifier 10 Cool 2 Y2 Cool 2 Relay 8 Fan G lt Fan Relay 7 Cool 1 Y1 Cool 1 Relay ime 6 Heat 1 W1 Heat 1 Relay 4 Heat 2 W2 Heat 2 Relay 3 24VAC Common C 1 124VAC HOT RC S 24VAC CONTROL TRANSMFOMER THERMOSTAT i Figure 8 Connections for two stage conventional thermostat CONFIGURATION gt The System Type for this thermostat must be set to Conventional under System Options gt
10. at Pump 2 Cool 3 Heat Conventional 2 Cool 2 Heat Dual Fuel Heat Pump 2 Cool 3 Heat On Off On Off 2nd Stage Differential 2nd Stage Differential Aux Heat Differential Settings Temperature Sensors The Temperature Sensor settings are used to configure the internal temperature sensor and optional remote temperature sensors that are connected to the thermostat Any temperature sensors that are set as the same type i e indoor or outdoor will display the average temperature reading among the sensors Internal Sensor This will enable or disable the onboard temperature sensor for indoor use only Enabled External Sensor 1 This will enable the external temperature sensor for indoor or outdoor use All indoor and outdoor temperatures are averaged between all sensors of the same type Disabled External Sensor 2 This will enable the expansion module temperature sensor for indoor or outdoor use All indoor and outdoor temperatures are averaged between all sensors of the same type Disabled External Sensor 3 This will enable the expansion module temperature sensor for indoor or outdoor use All indoor and outdoor temperatures are averaged between all sensors of the same type Disabled 18 Humidity Options The Humidity Options are used to configure the dehumidifier and or humidifier output on the thermostat Not Used Dehumidifier Humidifier output is disabled Fan Speed Control This option uses the dehumidifier output
11. difier Compressor Stage 2 Y2 Ground Fault L Fan G Fault Relay H Comp Stage 2 Relay Fan Relay Compressor Stage 1 Y1 Comp Stage 1 Relay X Energized in Heat B Energized in Cool O Reversing Valve Auxilirary Heat W2 Aux Heat Relay 24VAC Common C L 24VAC HOT RC i X a 24VAC K CONTROL S UO THERMOSTAT TRANSMFOMER Figure 10 Connections for two speed heat pump thermostat CONFIGURATION gt The System Type for this thermostat must be set to Heat Pump under System Options gt The Cool Stages and Heat Stages settings must be configured under Stage Settings POWER UP Double check wiring be sure that there are no stray wires or wire strands at the connections Connect power to the transformer and system The display will show the current thermostat settings Press FAN and select On The fan should come on Press FAN and select Auto The fan should go off Set the Mode to Heat Raise the desired heat setting 1 degree above the current temperature Ensure that the hea
12. e total time that the heating system is off saving energy but may allow the temperature to drift farther from the setpoint decreasing comfort When combined with Heat Minimum On cycles per hours can be obtained by using the following calculation 60 Heat Minimum On Heat Minimum off The default time is 6 minutes Cool Minimum On Cool Minimum Off Heat Minimum On Heat Minimum Off Stage Settings Note Before operating the thermostat the Cool Stages and Heat Stages must be configured The thermostat can be configured with the following stage settings Cool Stages The number of cool stages the HVAC system can support The default setting is 1 Heat Stises The number of heat stages the HVAC system can support Auxiliary heat is 8 included in this number for heat pumps The default setting is 1 EEC Control The EEC Settings are used to configure Energy Efficient Control Cool Anticipator 2 Stage Differential and Auxiliary Heat Differential Not all of these features apply to all thermostat configurations Only the features that apply to the current configuration based on the System Type and Stage Settings of the thermostat will be available when this menu is selected 17 This thermostat is equipped with Energy Efficient Control EEC that continually monitors the performance of the HVAC system and uses Stage 2 heat or cool and Stage 3 auxiliary heat only when necessary If it determines that S
13. er of minutes the thermostat forces the cooling system to remain on before turning off Raising this number will increase the total time the cooling system is on saving energy but may allow the temperature to drift farther from setpoint decreasing comfort When combined with Cool Minimum Off cycles per hours can be obtained by using the following calculation 60 Cool Minimum On Cool Minimum Off The default time is 6 minutes The number of minutes the thermostat forces the cooling system to remain off before starting again Raising this number will increase the total time that the cooling system is off saving energy but may allow the temperature to drift farther from the setpoint decreasing comfort When combined with Cool Minimum On cycles per hours can be obtained by using the following calculation 60 Cool Minimum On Cool Minimum Off The default time is 6 minutes The number of minutes the thermostat forces the heat to remain on before turning off Raising this number will increase the total time the heating system is on saving energy but may allow the temperature to drift farther from the setpoint decreasing comfort When combined with Heat Minimum Off cycles per hours can be obtained by using the following calculation 60 Heat Minimum On Heat Minimum off The default time is 6 minutes The number of minutes the thermostat forces the heat to remain off before starting again Raising this number will increase th
14. gy saving program schedules in accordance with the ENERGY STAR program When used with a remote system HAI recommends that the Program Mode be configured as None or Occupancy This will disable the internal program schedules The program options setting sets the method for scheduling temperature change commands Schedule Program setpoints are based on time of day and day of week None The internal program schedule is disabled Use this when connected to Program a remote system for temperature change commands Mode Occupancy Program setpoints are based on the occupancy status of a remote system Status options are Day Night Away and Vacation This mode is also used with a remote setback switch Note A remote system or switch is required Calibration Offset This item is used to raise or lower the current temperature reading from the onboard temperature sensor by 5 degree Fahrenheit or 25 degree Celsius The default setting is 0 00 Cool Heat Limit These items are used to limit the desired temperature settings in cool and heat mode The desired cool setting can never be set below the Cool Setpoint Min setting and the desired heat setting can never be set above the Heat Setpoint Max setting The default setting for cool is 51 F The default setting for heat is 91 F 16 Cool Heat Min On Off These items are used to limit the on and off times of the cooling and heating system in minutes The numb
15. l for heat the thermostat must be configured to do so under System Options POWER UP Double check wiring be sure that there are no stray wires or wire strands at the connections Connect power to the transformer and system The display will show the current thermostat settings Press FAN and select On The fan should come on Press FAN and select Auto The fan should go off Set the Mode to Heat Raise the desired heat setting above the current temperature Ensure that the heating unit comes on Set the mode to Off Ensure that the heating unit goes off Set the Mode to Cool Lower the desired cool setting below the current temperature Ensure that the cooling unit comes on Set the mode to Off Ensure that the cooling unit goes off aA BWN nN The RC 2000 thermostat is designed to work with most single state conventional 4 wire HVAC systems without a transformer common However if the RC 2000 resets when calling for heat or cool or if the heat cool or fan relay cannot supply 15mA to power thermostat without the relay activating the transformer common wire or the HAI Thermostat Power Supply Module Part Number 30A00 1 is required Single Stage Conventional for Zone Control Systems 12 UP ZONE CONTROLLER
16. ll using a pencil Drill a hole using a 3 16 bit at each mounting hole marking Install the two wall anchors supplied Slide the system wires through the opening in the base Mount the base to the wall using the two 6 x 1 2 self tapping screws supplied See Figure 1 aA BWN Re J p Figure 1 Connect each wire to the terminal strip s on the thermostat base per the wiring diagram for your system application See Figures 4 10 Form the thermostat wiring so that the cable lies flat between the terminal strip s and the center of the base See Figure 2 If a remote system or temperature sensor is being used with the thermostat connect the remote system or temperature sensor wiring per the diagram for the application See Figures 11 13 Upon completion of wiring the thermostat push all excess wiring into the hole in the wall Plug the hole with the supplied insulating foam to ensure an accurate temperature reading by the thermostat Align the tabs of the thermostat face with the slots of the thermostat base Gently push the thermostat face into the thermostat base locking it into place See Figure 2 a Slot Tab lt E ead s ee _ Base Temperature Sensor Figure 2 Figure 3 Note Be sure that the thermostat temperature sensor is standing up and that it has not been damaged during installation See Figure 3 TYPICAL WIRING DIAGRAMS fix vf
17. m the HAI system to the thermostat location All thermostats on an HAI Home Control system are connected to Ground Zone 16 and Output 8 See Figure 11 CONTROLLER _ THERMOSTAT GRN RED BRN GRY N PHONE UP Ne J Leave Jumper Connected Black SS Green Yellow Figure 11 Connections to HAI Home Control System Notes L Additional thermostats are connected in parallel They may be connected in home run or daisy chain configuration 2 When connecting to an HAI Home Control System the metal jumper between terminal labeled N C and the terminal labeled Black on the right terminal strip must remain in place See Figure 11 3 All thermostats on an OmniLT controller are connected to the GRN Green BLK Black and YEL Yellow terminals under the section marked TSTAT 12 REMOTE SETBACK SWITCH The thermostat can be connected to a remote switch to toggle the desired heat and cool temperature settings between preset setpoints A signal can be sent from
18. ndicates the default setting Thermostat Address If you are using remote communications and you are installing more than one thermostat each must be set to a unique address The default address setting is 1 An address from 1 127 may be selected Communications Mode The thermostat can communicate with remote systems in different modes The following modes are available inde Serial RS 232 mode for use with personal computers and automation systems Communications gt gt Day Night The thermostat remotely communicates with a remote setback switch System Baud 1200 2400 9600 Expansion Baud 1200 2400 9600 15 System Options Note Before operating the thermostat the System Type and System Mode must be configured The thermostat can be configured with the following system options Auto Changeover Auto Changeover Auto Changeover Auto Changeover No Fan With Heat Fan On With Heat No Fan With Heat Fan On With Heat System Mode Auto Changeover Manual Changeover Auto Changeover Manual Changeover oanwinne _ Noan wan teat No Fan With Heat No Fan With Heat Manonwittier Fan On wan tear Fan On With Heat Fan On With Heat No Fan With Heat No Fan With Heat Heat Only Fan On With Heat Fan On With Heat ee Cool Only Cool Only When configured an additional Installer Setup menu item Balance Setpoints is added to the list Heat Only Program Options This thermostat has been preprogrammed with ener
19. nect power to the control transformer to prevent electrical shock and damage to equipment Select an appropriate location to ensure an accurate temperature reading NnBWN Document Number 65100 2 Rev A April 2008 Copyright 2008 Home Automation Inc All Rights Reserved Location When replacing an existing thermostat install the RC 2000 in the same location If the existing location doesn t meet the following criteria choose a new location to mount the RC 2000 When choosing a location for the thermostat 1 Ensure that the thermostat is mounted 5 feet above the floor and is at least 2 feet from an outdoor wall 2 Ensure that the thermostat is located in an area where there is adequate air circulation 3 Do not mount in the path of direct sunlight or of radiant heat generated by appliances 4 Do not mount behind an outdoor wall near a fireplace or in the path of any air ducts Removing an existing thermostat 1 Disconnect the power to the control transformer 2 Remove the cover to the existing thermostat 3 Disconnect the wires going to each terminal on the thermostat Label each wire with the letter or number at the terminal 4 Remove the existing plate or base from the wall MOUNTING When mounting the RC 2000 grasp the thermostat by the sides avoiding the keys and unsnap the base from the face Holding the base to the wall so that the word UP is upright and facing you Mark the two mounting holes on the wa
20. ned with a heat pump The gas furnace is used as auxiliary heat unless the outdoor temperature is very low in which case it is used as the primary heat source 1 When used with dual fuel heat pumps the RC 2000 requires a method for obtaining the outdoor temperature A temperature sensor can be physically connected to the Remote Temp Sensor terminals on the thermostat or the RC 2000 can obtain the outdoor temperature from a remote system If the RC 2000 can not obtain the outdoor temperature the heat pump compressor will not operate and the thermostat will only call for the auxiliary heat until the problem is resolved When this occurs the display will flash red and the Problem With Outdoor Temperature Sensor Some Heat Stages May Be Disabled error message is displayed After the error has been acknowledged Outdoor Sensor Fault will be displayed in the Message Bar until the problem is resolved 2 Balance Setpoint Limits gt Ifthe outdoor temperature is above the Upper Balance Setpoint 45 F by default the heat pump is used exclusively gt Ifthe outdoor temperature falls below the Upper Balance Setpoint but is above the Lower Balance Setpoint 35 F by default and if the heat pump is unable to heat at a rate of 5 degrees per hour or better the heat pump will turn off and auxiliary heat will be used until the call for heat has been satisfied gt Ifthe outdoor temperature falls below the Lower
21. o Often Heat Pump is not able to meet load due to cold weather 2 Thermostat is in EM Heat mode Set thermostat to Heat or Auto mode In EM Heat mode only the auxiliary heat is turned on SYMPTOM ACTION TO TAKE Heat Pump Heats In Cool 1 Reversing valve is connected to wrong terminal move Mode amp Cools In Heat Mode wire from B to O or from O to B The wires connecting the reversing valve may be reversed See Note 1 Page 9 20
22. one number to HAI Repair Department 4330 Michoud Blvd New Orleans LA 70129 HAI will pay return shipping charges via normal ground service 19 Outside of the continental United States Contact an Authorized Distributor for repair replacement instructions TROUBLESHOOTING TIPS SYMPTOM ACTION TO TAKE Thermostat Dead 1 Check power to the thermostat 2 Check wiring diagrams SYMPTOM ACTION TO TAKE Heat Or Cool Inoperative 1 Check for break in W or Y wire Allow minimum off time to pass Check system options for correct settings If arrow is blinking wait until startup delay expires Mode is Off Select Heat Cool or Auto Remote system is overriding thermostat SYMPTOM ACTION TO TAKE Control By Remote System Check wires and connections to the section marked Comm Not Working Check thermostat address setting Check communications mode setting Check setup of the remote system Ensure that all setup items for the thermostat and the remote system are set to the proper configurations for communication SYMPTOM ACTION TO TAKE Temperature Reading Allow 30 minutes for thermostat to adjust Incorrect Adjust calibration offset AK 3 Change setup option to display F or C After installation allow the thermostat up to 30 minutes for an accurate temperature reading SYMPTOM ACTION TO TAKE Display Problem 1 Cycle power to the thermostat R SYMPTOM ACTION TO TAKE Aux Heat On To
23. or wrap the shield around the jacket of the cable and tape 3 Configure the temperature sensor according to the application See Temperature Sensors under Installation Settings 14 SETUP AND CONFIGURATION NOTE For proper operation of the features of this thermostat the Time and Date must be set Even when connected to an HAI controller which sets the time and day the Date must be manually set in the thermostat under the Settings menu INSTALLATION SETTINGS This section describes the items that the installer must setup as part of the thermostat installation The Installation Settings menu is used to configure the operating parameters of the thermostat To access the Installation Settings mode 1 From the Home Page press the Scroll Wheel 2 Turn the Scroll Wheel until Setup is highlighted 3 Press the Scroll Wheel or Select to select Setup 4 Turn the Scroll Wheel until Installation Settings is highlighted 5 Press the Scroll Wheel or Select to select Installation Settings 6 Read the warning and then press Continue to proceed 7 To exit Setup mode press Back several times until the Home Page is displayed Notes 1 The thermostat will automatically default to the Home Page after 3 minutes of no key activity 2 The word default indicates the initial setting when the thermostat is delivered from the factory 3 Unless otherwise noted an asterisk next to a setup item i
24. set to Dual Fuel Heat Pump for a dual fuel system Terminal W2 is connected to the W or W1 on the furnace POWER UP HDNnBWN Double check wiring be sure that there are no stray wires or wire strands at the connections Connect power to the transformer and system The display will show all of the thermostat settings Press FAN and select On The fan should come on Press FAN and select Auto The fan should go off Press HOLD and select On to override Energy Efficient Control Set the Mode to Heat Raise the desired heat setting 1 degree above the current temperature Ensure that the heat pump comes on in heating mode After a few minutes raise the desired heat setting 3 degrees above the current temperature Auxiliary heat should come on After a few minutes set the mode to EM Heat The heat pump should stop but the auxiliary heat should remain on Set the mode to Off Ensure that both the heat pump and auxiliary heat go off Set the Mode to Cool Lower the desired cool setting below the current temperature Ensure that the heat pump comes on in cooling mode Set the mode to Off Ensure that the cooling unit goes off Press HOLD and select Off to enable Energy Efficient Control 10 Two Speed Heat Pump 3 Stage Heat 2 Stage Cool UP HVAC SYSTEM Dehumidier D Dehumidifier Humidifier H Humi
25. t pump comes on in heating mode Press HOLD and select On to override Energy Efficient Control Stage 2 heat should come on Raise the desired heat setting 3 degrees above the current temperature Auxiliary heat should come on 7 After a few minutes set the mode to EM Heat Both stages of the heat pump should stop but the auxiliary heat should remain on Set the mode to Off Ensure that the auxiliary heat goes off 8 Press HOLD and select Off to enable Energy Efficient Control Set the Mode to Cool Lower the desired cool setting 1 degree below the current temperature Ensure that the heat pump comes on in cooling mode Press HOLD and select On Stage 2 cool should come on 9 Set the mode to Off Ensure that both stages of the cooling unit go off 10 Press HOLD and select Off to enable Energy Efficient Control Die 11 REMOTE SYSTEM WIRING DIAGRAMS This thermostat has been preprogrammed with energy saving program schedules in accordance with the ENERGY STAR program When used with a remote system HAI recommends that the Program Mode be configured as None or Occupancy This will disable the internal program schedules HAI HOME CONTROL SYSTEMS The thermostat can be connected to an HAI Home Control system The controller can send commands to the thermostat to change mode cool setting heat setting status of fan and hold and other items Run a 3 or 4 conductor wire fro
26. tage is able to heat or cool at a rate of 5 degrees per hour or better Stage 2 will not be used If Stage 1 is unable to heat or cool at this rate the thermostat will use Stage 2 as needed Under these conditions Stage 1 will run continuously and Stage 2 will cycle on and off as needed In extremely cold conditions the auxiliary heating will be used when Stage 1 and or Stage 2 is not heating at a sufficient rate EEC This item turns on off the Energy Efficient Control On single state conventional HVAC systems EEC enables the PID control algorithm Cool Anticipator This adjusts the tendency of the HVAC to run the cooling system to refresh and dehumidify the air before the temperature rises to the desired cool settings The recommended setting for most forced air cooling systems is 4 A higher number will decrease the tendency to run the cooling system below the cooling setting A higher setting of 5 or 6 may be desired in dry climates 2nd Stage Differential This determines how far from the setpoint the temperature has to be before the second stage turns on Auxiliary Heat Differential This determines how far from the setpoint the temperature has to be before the auxiliary heat turns on This is only available for heat pump systems Conventional 1 Cool 1 Heat Heat Pump 1 Cool 2 Heat Zone Control 1 Cool 1 Heat Dual Fuel Heat Pump 1 Cool 2 Heat On Off On Off EEC Cool Anticipator Aux Heat Differential 1 10 He
27. th personal computer software package or other system REMOTE TEMPERATURE SENSOR A remote temperature sensor can be installed to monitor the temperature from a remote location or can be combined with the onboard temperature sensor for the average temperature of two locations Run a twisted pair shielded cable from the RC 2000 to the remote temperature sensor location For distances up to 100 feet typical twisted pair PVC insulated shielded cable may be used For distances from 100 150 feet twisted pair with polypropylene insulated conductors shielded must be used For distances from 150 250 feet twisted pair with foam polyethylene insulated conductors shielded must be used Wire runs must not exceed 250 feet Make the connections to the Green and Black terminals under the section marked Remote Temp Sensor on the right terminal strip See Figure 13 THERMOSTAT UP N K SHIELDS u 7 3 z Green l i Black a TWO COND SHIELDED SH D F CABLE a Figure 13 Connections to a Remote Temperature Sensor Notes L When connecting a remote temperature sensor the shield and one of the wires from the remote temperature sensor are tied together and get connected to the Black terminal See Figure 13 2 At the location of the temperature sens
28. the remote switch location to change the thermostat temperature settings from the Occupancy Day temperature settings to the Occupancy Night temperature settings To use this mode the Program Options setting must be set to Occupancy See Program Options Run a two conductor wire from the remote switch to the thermostat location Make the connections to the Black and Green terminals under the section marked Comm on the right terminal strip See Figure 12 ANY SYSTEM WITH THERMOSTAT A RELAY OR UP 5 15 VDC OUTPUT E Leave Jumper r x Connected a Black a 7 C eS z Green 7 Figure 12 Connections to a Remote Setback Switch Notes L When connecting to a remote setback switch the metal jumper between terminal labeled N C and the terminal labeled Black on the right terminal strip must remain in place See Figure 12 2 When OVDC is applied the desired temperature settings will change to the preset Occupancy Day temperature settings 3 When 5 15VDC is applied the desired temperature settings will change to the preset Occupancy Night temperature settings OTHER SYSTEMS For connections to personal computers utility management systems and other automation systems refer to connection diagrams provided wi
29. to control the fan speed on an HVAC system with a variable speed fan When energized the fan speed is reduced to augment the dehumidification process Dehumidifier This option uses the dehumidifier output to control a stand alone dehumidifier Humidifier This option uses the humidifier output to control a stand alone humidifier Dehumidifier Output Humidifier Output Dehumidifier nad Humidifier Fan Speed Control Balance Setpoints Dual Fuel Heat Pump The Balance Setpoints are used to determine when the auxiliary heat is used in a dual fuel heat pump system gt Ifthe outdoor temperature is above the Upper Balance Setpoint 45 F by default the heat pump is used exclusively gt If the outdoor temperature falls below the Upper Balance Setpoint but is above the Lower Balance Setpoint 35 F by default and if the heat pump is unable to heat at a rate of 5 degrees per hour or better the heat pump will turn off and the auxiliary heat will be used until the temperature rises above the Upper Balance Setpoint or the call for heat has been satisfied gt If the outdoor temperature falls below the Lower Balance Setpoint the heat pump will turn off and the auxiliary heat will be used until the call for heat has been satisfied Factory Default This option will restore all system settings and programming to factory fresh configuration Read the warning and then press Yes to proceed or Cancel to return
30. ut Heat Pump Systems Terminal 5 O is energized for cooling Terminal 6 B is energized for heating In most applications the reversing valve is energized for cooling and should be connected to the O terminal If the heat pump requires the reversing valve to be energized for heating connect the reversing valve to the B terminal 2 With a call for Stage 2 on a two speed heat pump both compressor outputs Y1 and Y2 are energized When 2 stages of cooling and 2 stages of heating are configured for a heat pump Stage 2 is considered high speed on the heat pump and not auxiliary heat If auxiliary heat or emergency heat in needed configure 3 stages of heating on the heat pump 3 To temporarily disable Energy Efficient Control and heat as quickly as possible press HOLD and select On The RC 2000 will use the Auxiliary Heat as needed to reach the heat setting 4 Terminal 9 L is used to indicate a fault with the heat pump compressor When there is a compressor fault the display will flash red and the Heat Pump Fault error message is shown 5 The Emergency Heat Relay E Terminal and outdoor thermostats usually accessories to a heat pump are not used The RC 2000 automatically controls auxiliary heat efficiently If the heat pump is equipped with an outdoor thermostat it should be removed from the auxiliary heat circuit About Dual Fuel Heat Pump Systems A dual fuel heat pump typically has a gas furnace combi
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