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Carrier PERFORMANCETSERIES EDGER THERMIDISTATT CONTROL TP-PRH-A User's Manual

Contents

1. Sensor OAT RRS Com Remote Room Indicates connection may not be required available 09165 Fig 20 Typical Fan Coil with Heat Pump 66 Equipment Control Module RVS Heat Stage 2 Heat Stage 1 Compressor Low Compressor High Fan 24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidify Humidifier Solenoid Outdoor Air Temp Valve A Remote Room Sensor Outdoor Sensor OAT RRS Com Remote Room Sensor Indicates connection may not be required available A09166 Fig 21 Fan Coil Shown w Aux Connection 1 Heat Pump Air Conditioner removed for clarity 67 Equipment Control Module Fan Coil Air Conditioner Remove J2 Heat Stage 2 Jumper for Heat Stage 1 heat staging Cool Stage 1 Cool Stage 2 Fan 24VAC Hot Heating 24VAC Hot Cooling Remove J1 jumper for Dry Contact 1 Dehumidify Dry Contact 2 modes 24VAC Common Humidify Humidifier Solenoid Outdoor Air Temp Valve Remote Room Sensor Outdoor Sensor Sensor OAT RRS Com Remote Room gt ndicates connection may not be required available A09167 Fig 22 FV FK Fan Coil w 2 Stage Air Conditioner 68 Typical Single Stage Equipment Control Module Fan Coil Air Conditioner Heat Stage 2 O BW2 Heat Stage 1 N A Cool Stage 1 F
2. 46231 Printed in U S A Edition Date 04 09 Catalog No TP PRH 4SI Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations Replaces TP PRH 3SI 88
3. TP PRH A TP NRH A Performance Series GD Thermidistat Control Turn to the Experts Installation Instructions 07049 07048 Programmable Control Non Programmable Control Designed and Assembled in the USA NOTE Read the entire instruction manual before starting the installation US patents US7287709 B2 US20080147242 A1 USD582800 SI US20060165149 A1 US6956463 B2 TABLE OF CONTENTS PAGE SAFETY CONSIDERATIONS 2 INTRODUCTION u sz PUR OU UB IPM oU UA 3 INSTALLATION CONSIDERATIONS 4 INSTALLATION 25 MATURE Dee ees REA TES 8 SYSTEM START UP AND CHECKOUT 44 OPERATIONAL INFORMATION 55 TROUBLESHOOTING 59 WIRING DIAGRAMS 01 e n 63 THERMIDISTAT CONTROL CONFIGURATION RECORD 84 SAFETY CONSIDERATIONS Read and follow manufacturer instructions carefully Follow all local electrical codes during installation All wiring must conform to local and national electrical codes Improper wiring or installation may damage Thermidistat Control Recognize safety information This is the safety alert symbol AS When you see this symbol on the equipment and in the instruction manual be alert to the potential for personal injury Understand the signal words DANGER WARNING and CAUTION These
4. Sensor ndicates connection may not be required available A09123 Fig 32 Variable Speed Step Modulating Multi Stage and Single Stage Furnace with Two Stage Air Conditioner 78 Single Stage Equipment Control Module Furnace Air Conditioner N A O B W2 Heat Stage 1 N A Y1 W2 Cool Stage 1 Fan 24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidify Humidifier Solenoid Outdoor Air Temp Valve A Remote Room Sensor Outdoor Sensor OAT RRS Com Sensor T I Remote Room Indicates connection may not be required available Option 19 set to 2 A09124 Fig 33 Single Stage Furnace with Single Speed Air Conditioner 79 Equipment Control Module Furnace Heat Pump RVS Cooling O B W2 f Heat Stage 3 furnace Y1 W2 Heat Stage 2 furnace W W1 k Heat Cool Stage 1 Fan 24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidify Humidifier Solenoid Outdoor Air Temp Valve T Remote Room Sensor Outdoor Sensor Lu OAT RRS Com Remote Room Sensor ndicates connection may not be required available Some heat pumps may designate W1 Option 19 set to 2 09125 Fig 34 Variable Speed Multi Stage and Step Modulating Furnace with Single Stage Heat Pump 80 Equipment Control Module Fur
5. words are used with the safety alert symbol DANGER identifies the most serious hazards which will result in severe personal injury or death WARNING signifies a hazard which could result in personal injury or death CAUTION is used to identify unsafe practices which may result in minor personal injury or product and property damage NOTE is used to highlight suggestions which will result in enhanced installation reliability or operation 2 INTRODUCTION Carriers 7 day 5 2 day 1 day programmable and non programmable Performance Series Thermidistat Control is a wall mounted low voltage control which combines temperature and humidity control in either a single unit or a two piece unit In two piece configuration the relays are located near the equipment and a two wire connection is used between the Display Module and the Equipment Control Module Single piece installation requires more wiring and results a higher profile The Edge Thermidistat has no need for batteries to store user configured settings in memory During power loss its internal memory saves settings for unlimited time and the clock continues to run for at least 24 hours An extension of Carrier s proven line of thermostats it provides separate setpoints for heating and cooling in addition to humidification and dehumidification In the Edge Thermidistat Control programmable configuration different heating and cooling setpoints and times are programmable for 4 periods p
6. 2 wire pigtail to Equipment Control Module terminal block terminals V and Vg Attach 2 wire pigtail to the back of the Display Module via 2 pin keyed connector Reattach Display Module body to Equipment Control Module by first setting on at top and then push bottom corners to snap into place See Fig 15 22 07220 Fig 15 Reattach Display Module 9 Turn on power to equipment On power up all display segments will light for 5 sec For the next 5 sec a 2 digit code appears on large display which identifies Thermidistat Control configuration Refer to Option 33 a AC b HP c A2 d H2 e hh f h2 g H h C 1 stage air conditioner with furnace or fan coil 1 stage heat pump with fan coil 2 stage air conditioner with furnace or fan coil 2 stage heat pump with fan coil Hybrid Heat system with 1 stage heat pump Hybrid Heat system with 2 stage heat pump heating only system cooling only system 23 Set Thermidistat Control Configuration Configuration options enable the installer to configure the Thermidistat Control for a particular installation Most are not presented to the homeowner and therefore must be properly set by the installer Only those marked with an asterisk below are available to the homeowner The homeowner configurations are described in the owner s manual A special procedure allows entry into the configuration mode Selections can be made while in configuration m
7. 24VAC is present check the voltage between Vg and V This voltage will be approximately 12 20VDC If voltage is present check the polarity to make sure it is wired correctly The display will not power up if polarity is reversed If dashes appear for Option 01 in config and during reboot the problem could be the red pigtail being wired to Rc or Rh and the black pigtail being wired to C If so remove the two wire pigtail and connect to the V and Vg terminals Error Codes If Thermidistat Control cannot properly read room temperature display will indicate and all outputs except fan if on will turn off In the case where the installer has selected to average the local sensor and the remote room sensor the Thermidistat Control display will alternate between for the failed sensor and the temperature sensed by the working sensor every 10 seconds The control will operate from the temperature sensed by the working sensor El If the Display Module and the Equipment Control Module cannot communicate via two wire connection an 1 will be displayed E2 There is no E2 error message E3 If Thermidistat Control cannot properly read outdoor temperature and it is needed for proper operation display will indicate in the outdoor temperature location If Option 06 08 09 22 23 or 44 is not set to OFF display will indicate in the outdoor temperature location E4 If Thermidistat C
8. Fan Coil Heat Pump V V Vg Vg Ve RVS Heat Stage 2 W2 Heat Stage 1 WW Compressor Y17W2 Fan G 24VAC Hot Heating Rh 24VAC Hot Cooling Re Dry Contacti Dt DryContact2 05 24VAC Common c Outdoor Air Temp OAT 1 Remote Room Sensor RRS es OAT RRS Com SRIN t Rame Room Fig 18 Display to Equipment Control Module Connection Sensor Indicates connection may not be required available 64 A09163 Equipment Control Module Fan Coil Heat Pump RVS Cooling O B W2 Heat Stage 3 W W1 Heat Cool Stage 1 Y1 W2 Heat Cool Stage 2 2 Remove J2 jumper for heat staging Fan 24VAC Hot Heating 24VAC Hot Cooling Remove J1 jumper for Dehumidify modes Dry Contact 1 Dry Contact 2 24VAC Common Humidify Humidifier Solenoid Outdoor Air Temp Valve D Remote Room Sensor Outdoor Sensor OAT RRS Com Remote Room Sensor Indicates connection may not be required available 09164 Fig 19 FV FK Fan Coil with 2 Stage Heat Pump 65 Typical Single Stage Equipment Control Module Fan Coil Heat Pump RVS Cooling O B W2 Heat Stage 2 W W1 f Heat Stage 3 Y1 W2 f Heat Cool Stage 1 Y Y2 Fan 24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidify Humidifier Solenoid Outdoor Air Temp Valve fA Remote Room Sensor Outdoor Sensor
9. are disposable filter 800 to 2400 hr media filter 2400 to 3200 hr or electronic air cleaner 1600 to 2400 hr of blower operation For higher efficiency filter please consult filter s Installation Instruction for details 27 Option 03 Fahrenheit Centigrade Select between Fahrenheit F and Centigrade C operation Factory default is Fahrenheit F Option 04 Fan G On With W W1 This selection determines whether fan G output is to be On or OFF when any W W1 furnace or strip heat output is On Most furnaces and fan coils manage their own blowers and do not require separate G signal For these applications select OFF Some auxiliary heaters require separate G signal to turn on blower In this case select On Default is OF off Option 05 Room Air Temperature Sensing programmable models only The remote room sensor may be installed as a single sensor or multiple sensors may be installed for further averaging functionality See Fig 16 RRS SRTN 4 4 Sensor 1 Sensor 2 Sensor 3 Sensor 4 A09130 Fig 16 Remote Room Sensor Parallel Wiring 28 This selection determines which sensor the control will use for measuring room air temperature Room air temperature can be sensed in one of three ways the local sensor L located on the Display Module the remote room air sensor r or the average of
10. by selecting the appropriate triangle icon next to the days of the week the month of the year will 39 be set in the clock hours location range 1 12 and the week of the month will be set in the clock minutes location The week of the month selections will be F 2 3 4 and L for First 2nd 3rd 4th and Last So for the first Sunday in April the display would show SUN 4 F When 2 is displayed the installer will then choose the end date for daylight savings time Fall To activate the function the installer changes the 2 by pressing the up button and On is displayed The setting shall be left On to enable the Daylight Savings Time function Default is On on Option 32 Furnace Heat Staging Control available only when the Thermidistat Control is configured to operate or 2 equipment 1 Thermidistat Control controls W1 output only and furnace controls the turn on and turn off of higher stages of heat 2 Thermidistat Control will control the W1 and O W2 B outputs Default is 1 Option 33 Single or Two Piece Installation This configuration allows the Thermidistat Control to compensate for the amount of heat generated by the Thermidistat Control electronics to allow more accurate sensing of the temperature sensor The amount of heat compensation will be different between single installation and two piece installation Range 1P or 2P 1P The installation is single piece 2P The instal
11. controls See Low Voltage Wiring Diagrams and notes for proper connection Dehumidify Equipment and Connections The dry contact output connects to the dehumidify input on variable speed furnaces and fan coils Additional dehumidification is done by controlling the compressor A variety of operating modes are available The dry contact must be configured for dehumidification in setup Option 19 See Wiring Diagrams for more information Outdoor Temperature Sensor TSTATCCSENO01 B Outdoor air temperature sensor is included in the box with the Thermidistat Control Optimum performance is obtained when an outdoor temperature sensor is used with the Thermidistat Control Plan installation so that 2 wires can be run from Equipment Control Module to an outdoor location preferably on the north side of the house or refer to Installation Instructions included with the outdoor temperature sensor for simplified connection Sensor can be mounted to outdoor unit and existing control wires may be used for its connection Details are provided in sensor instructions Remote Indoor Temperature Sensor A remote temperature sensor may be used with the programmable model where it is desirable to install the Thermidistat Control in a limited access location while measuring the temperature in the living space The remote room sensor may be used as a stand alone or average with local sensor Two Piece Thermidistat Control Configuration The Performance Se
12. cooling only system 20 Single Piece Installation The following steps should be followed for the installation of the single piece configuration 1 Remove cover from Equipment Control Module by pressing the two tabs on the bottom edge and pulling away Route wires through large hole in Equipment Control Module Level Equipment Control Module against wall for aesthetic value only Equipment Control Module need not be leveled for proper operation and mark wall through 4 mounting holes 2 Drill two 3 16 in mounting holes in wall where marked Thermidistat Control may be mounted to a standard junction box if desired Hole pattern on Equipment Control Module matches junction box mounting holes 3 Secure rear plastic Equipment Control Module to wall with 4 screws and anchors provided To avoid unintended bending of wall plate plastic use all 4 screws and anchors Make sure all wires extend through hole in Equipment Control Module 4 Adjust length and routing of each wire to reach proper connector block and terminal on Equipment Control Module with 1 4 in 6 mm extra length See Fig 14 21 07219 Fig 14 Equipment Control Module Match and connect equipment wires to proper terminals of each connector block Push any excess wire into wall and against Equipment Control Module Seal hole in wall to prevent air leaks Leaks can affect operation and cause incorrect temperature and or humidity measurement Attach
13. local and remote sensors Lr Settings are L r Lr Default is L Option 06 Cooling Lockout Below 55 F 13 C This selection disables cooling when outdoor temperature is below 55 F 13 C It requires an outdoor temperature sensor Setting is not available if valid outdoor sensor is not connected Set to OF off to allow cooling below 55 F 13 C Set to On to prevent cooling below 55 F 13 C Factory default is OF off Option 07 Zoning This selection should be set to On when the Thermidistat Control is to be used as part of a zoning system It is assumed that the zoning equipment will take care of time guard and cycle timers The minimum On time is still controlled by the Thermidistat Control Default is OF off Option 08 Auxiliary Heat Lockout Temperature This selection is available on heat pump systems with a valid outdoor temperature sensor connected Available settings are Off 5 10 15 20 25 30 35 40 45 50 55 OF off function is disabled Auxiliary heat is allowed to operate whenever sufficient demand for heat is available 5 to 55 F 15 to 13 C Outdoor temperature above which the auxiliary heat is not allowed to operate unless MODE is set to Emergency Heat If room 29 temperature falls below 45 F 7 C the auxiliary heat will be allowed to turn on and will continue to run until demand is satisfied Default is OF off Option 09 Heat Pump Lockout Temperature Balance Point only avai
14. off Option 30 Programmable Fan programmable models only This selection allows the homeowner to program the fan selection to Auto or On fan operation for each of the program schedule periods This selection is only available on programmable Thermidistat Controls OF off Programmable fan is disabled and the homeowner must manually select Auto or On for fan operation On Programmable fan is enabled The homeowner can program Auto or fan operation along with the heat and cool setpoints for each programmed period When the program schedule is running the programmed heat setpoint cool setpoint and fan selection for that period will be used If the homeowner overrides the programmed fan setting by pressing the fan button the override selection will remain in effect until the next programmed period time Default is OF off Option 31 Daylight Savings Time Configuration programmable models only This selection allows the installer to set the Thermidistat Control to automatically change by one hour on the specified day month and week specified OF off Daylight Savings Time Function disabled 1 2 On The first time the UP DOWN button is pressed the value of this selection changes from OF off to 1 When 1 is displayed the days of the week and clock digits will be turned on The installer will set the start date Spring for Daylight Savings Time by setting the day of the week
15. the UP DOWN buttons On the TP NRH A non programmable model one of the values will be flashing The mode button is used to change which value is flashing or the Home and Sleep buttons may also be used to select which value to flash The value that is 26 flashing is changed by using the UP DOWN buttons All changes made are saved at the time of selection and will be saved in the event of the 3 minute time out or when installer exits from configuration menu Configuration Options Selection Option 01 Equipment Type Range H2 A2 HP AC hh h2 H C H2 operates a two speed heat pump with a fan coil HP operates a single speed heat pump with a fan coil A2 operates a two speed AC with a fan coil or furnace AC operates a single speed AC with a fan coil or furnace hh operates a single speed heat pump with a furnace h2 operates a two speed heat pump with a furnace H operates a heat only system Furnace or fan coil only no outdoor unit C operates a cool only system Outdoor AC unit with an indoor fan coil with no strip heaters Default is H2 Option 02 Clean Filter Timer Select hours of blower operation heating cooling or fan before CHECK FILTER icon is displayed With OF selected icon will never come on disabling this feature Time selection can range from 800 to 7200 hr by selecting numbers 1 through 9 Time is 800 X number selected Default is 4 3200 hr Recommended selections
16. the system to operate Selections are 2 4 6 2 The heating and cooling outputs will be energized no more than 2 times per hour When an output is energized it will not be energized again for 30 minutes 4 The heating and cooling outputs will be energized no more than 4 times per hour When an output is energized it will not be energized again for 15 minutes 6 The heating and cooling outputs will be energized no more than 6 times per hour When an output is energized it will not be energized again for 10 minutes Default is 4 Option 17 Time Between Equipment Stages This selection is only available for heat pump systems This determines the minimum number of minutes of equipment operation on the highest compressor stage before allowing the transition to auxiliary heat Available selections are 10 15 20 and 25 The time between stages of any individual piece of equipment such as low speed and high speed compressor or fan coil stages will be fixed at 10 minutes Default is 15 32 Option 18 Backlight Configuration When OF off the backlight will be lit for 10 seconds after a button is pressed After 10 seconds of no button presses the backlight turns off When On the backlight will normally be on and dim in appearance The backlight brightness becomes brighter when a button is pressed After 10 seconds of no button presses the backlight will return to the dimmer level until another button press occurs The ra
17. 7 deadband Option 11 such that the minimum of the range is 50 F 10 C plus the adjustable deadband and the maximum is 90 F 32 C Default is 52 F 11 C based on the adjustable deadband default 2 Option 27 Maximum Heating Setpoint This selection allows the installer to configure the maximum heating setpoint The range is based on the adjustable deadband value Option 11 such that the minimum of the range is 50 F 10 C and the maximum is 90 F 32 C minus the deadband Default is 88 F 31 C based on the adjustable deadband default 2 Option 28 UV Light Reminder This selection allows the installer to select the number of months after which the UV Light icon will be displayed to indicate to the homeowner that it is time to call the dealer to have the UV Lights replaced Selections available are OF off 6 12 18 24 30 36 42 48 OF off The UV Light reminder is turned off and will never be displayed 6 48 The number of months after which the UV Light reminder will be displayed CHECK UV LIGHT Default is OF off Option 29 Humidifier Pad Reminder This selects the number of months after which the Humidifier Pad Reminder icon will be displayed This is not based on run time OF off The Humidifier Pad Reminder is disabled and will never be displayed 38 1 24 The number of months after which the Humidifier Pad Reminder icon will be displayed CHECK HUM PAD Default is OF
18. A CE pp 2 7 Humidify 1 Humidifier Solenoid Outdoor Air Temp Valve A Remote Room Sensor a Outdoor Sensor OAT RRS Com L Remote Room Sensor 1 ndicates connection may not be required available Some heat pumps may designate W1 Option 19 setto 2 09121 Fig 30 Variable Speed Multi Stage Stage Modulating and Single Stage Furnace with 2 Stage Heat Pump 76 Single Stage Equipment Control Module Furnace Heat Pump RVS Cooling Heat Stage 2 furnace Heat Stage 2 Heat Cool Stage 1 Fan 24VAC Hot Heating 24VAC Hot Cooling dee Dry Contact 1 Dry Contact 2 24VAC Common Humidify Humidifier Solenoid Outdoor Air Temp Valve Remote Room Sensor Outdoor Sensor OAT RRS Com Remote Room Sensor ndicates connection may not be required available Some heat pumps may designate W1 Option 19 set to 2 A09122 Fig 31 Single Stage Furnace with Heat Pump Hybrid Heat 77 Equipment Control Module Furnace Air Conditioner Heat Stage 2 Heat Stage 1 Cool Stage 1 Cool Stage 2 Fan 24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidif J Humidifier Solenoid Outdoor Air Temp Valve Remote Room Sensor Outdoor Sensor OAT RRS Com Remote Room
19. B 1 2 SS HP YN2 YN2 wmi RVS 0 RH YN2 wat wmi DS On OW2B wat viwe awo YIY2 SS HP vN2 RVS B RH YN2 5 WE WW YIW2 M wat ve On 2 OWAB Owae YNN2 2SPD RH viwe WWE 1 Y1W2 Y1W2 c RH 2 YN2 YAW yv2 wm E OW2B wmi 62 Table 4 Equipment Configuration Outputs cont EQUIP waRpwARE coo cooL HEAT HEAT HEAT Hear P EM CONFIG HEAT HEAT CONFIG STG1 STG2 STG1 STG2 STG3 STG4 Siei sra Yw 2SPD HP YIW2 YIW2 YN2 RVS B HH vivo ONW2JB N2 owe wt 2 Wi SS iho YIY2 wmi wmi Hea RH 2 wm WW ESO 2 SS Hybrid Hea RH YN2 Dod wnt WW RVS B 2S Hybrid Y1W2 Hea RH ONDE YN2 YIW2 wat RVS 0 OW2B 2S Hybrid Y1 W2 Hea RH E ODE v wwi ww RVS B OW2B If HP or AC Heat Only 28 board HP 3 wi 5 E Unit Bi AND Opt32 2 Cool Only Y1 W2 Unit i Cool Only AC Unit HP YNe 63 WIRING DIAGRAMS Display module Display module wall mount Equipment Control Module
20. HOUR PERIOD 47 When changing Vacation settings the soft keys are used to choose the selection to be adjusted and the UP DOWN buttons are used to change the setting Humidify setting may only be changed when heat mode is selected and Dehumidify setting may only be changed when cool mode is selected Humidity Control Features The various humidity control features of the Thermidistat Control are explained below They are grouped into 2 sections humidification and dehumidification Instructions on how to select each feature are given at the end of each section Humidification The Thermidistat Control directly connects to a standard 24VAC humidifier to control humidification in the home A humidify setpoint between 10 and 4446 in 2 increments relative humidity is selected by the homeowner or all humidification can be turned off When humidity in home drops below setpoint humidifier will be turned on to raise humidity level Humidification can only occur while in heating mode See Table 2 for reference Table 2 Humidification Selections HUMIDIFY SETPOINT SELECTION FAN DISPLAY DISPLAY Normal Humidify Blank 10 44 Auto Humidify AUTO 1 Humidity Off Blank OF Off 1 Humidify In normal humidify humidifier will be on if there is humidity demand and any heating equipment is on This will include furnace heat pump or auxiliary heat 48 2 Auto Humidify Thermidistat Control will automatically adju
21. Hybrid Heat A stage will run for a minimum of 3 minutes before the thermostat will be allowed to stage to a lower stage 56 Heat Cool Setpoints Desired Temperature A minimum difference of 1 and maximum of 6 is enforced between heating and cooling desired temperatures This is done by allowing 1 setting to push the other to maintain this difference This difference is adjustable via Configuration Option 11 Equipment On Indicators When cooling equipment is on a COOL ON icon is displayed While cooling equipment operation is delayed by the time guard or cycle timer COOL ON will flash The same is true for HEAT ON icon During second stage compressor operation a 2 will be displayed with the HEAT ON or COOL ON icon This is displayed when the Thermidistat Control is configured as H2 A2 or h2 When the W is energized in a heat pump or Hybrid Heat system the auxiliary heat on icon will be displayed Humidify and Dehumidify Indicators When the Display Module door is closed the humidify icon will be displayed when humidification is active and the dehumidify icon will be displayed when dehumidification is active Auto Changeover When auto changeover mode is selected a change from heat to cool or vice versa will not occur until an opposite mode demand has existed for 20 minutes If setpoint is changed 20 minute requirement is deleted Emergency Heat Mode When Thermidistat Control is configured as a heat pum
22. Room Sensor Outdoor Sensor OAT RRS Com Remote Room Sensor ndicates connection may not be required available Option 19 set to 2 A09152 Fig 37 Single stage Furnace with Air Conditioner and Split Power 83 THERMIDISTAT CONTROL CONFIGURATION RECORD Installer Model Number Date A Hardware Configuration Seal Hole In Wall B Mode Settings Mode Off Heat Cool Auto Em Heat Heating Setpoint Value Cooling Setpoint Value Fan Auto or On C Home Away Sleep Settings Heat Cool Home Away Sleep D Schedule For Programmable Thermidistat Controls Period 1 Period 2 Period 3 Time Heat Cool Time Heat Cool Time Heat Cool All Days Period 4 Time Heat Cool Weekdays Weekend 84 E Configuration Options Option 01 Option 02 Option 03 Option 04 Option 05 Option 06 Option 07 Option 08 Option 09 Option 10 Option 11 Option 12 Option 13 Option 14 Option 15 Option 16 Option 17 Option 18 Equipment Type Clean Filter Timer Adjustment Fahrenheit Centigrade Selection Fan G on with W W1 Selection Room Air Temperature Sensing programmable models only Cooling Lockout Below 55 F 13 C Selection only available if outdoor air sensor is present Zoning Auxiliary Heat Lockout Temperature Setting only available when heat pump is used and when outdoor air temperature sensor is present Heat Pump Lockout Temperature Reversing Valve Adjustab
23. an 24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidify Humidifier Solenoid Outdoor Air Temp Valve D Remote Room Sensor Outdoor Sensor 5 Sensor T 1 Remote Room 1 Indicates connection may not be required available A09168 Fig 23 Typical Fan Coil with Air Conditioner 69 Equipment Control Module Fan Coil RVS Heat Stage 2 Heat Stage 1 Compressor Low Compressor High 24VAC Hot Heating ce m E 24VAC Hot Cooling Dry Contact 1 ig CR aah DryContact2 D2 T p PR T Aux Connection 24 Common __C__ Humidify 1 M Humidifier Solenoid Outdoor Air Temp 23 Valve Remote Room Sensor Outdoor Sensor 1 n OAT RRS Com Remote Room i Sensor k lll l eee TI i Indicates connection may not be required available A09169 Fig 24 Fan Coil Shown with Aux Connection 2 Heat Pump Air Conditioner removed for clarity 70 Equipment Control Module Fan Coil Heat Pump RVS Cooling O B W2 Heat Stage 2 W W1 f Remove J2 Jumper for Heat Stage 3 Y1 W2 f Heat Cool Stage 1 2 Fan 24VAC Hot Heating 24VAC Hot Cooling Remove J1 Dry Contact 1 En Debit D
24. ar 34 2 The user has access to change the setpoints only 3 The entire keypad is locked When a button is pressed the backlight will turn on but none of the operating parameters will be changed When the keypad lock selection is turned on the padlock icon will be displayed To unlock the keypad press and hold the UP DOWN buttons simultaneously for five seconds When the keypad is unlocked the padlock icon will turn off The keypad will remain unlocked for two minutes after the last button press After two minutes with no button presses the keypad will lock again The keypad will not lock in the software configuration mode or in the installer test mode Default is OF off Option 21 Keypad Lockout non programmable models only This selection allows the installer to limit access to the keypad Selections are OF off 1 2 OF off The user has full access to the keypad 1 The user has access to modify Home Sleep Away and UP DOWN setpoints 2 The entire keypad is locked When a button is pressed the backlight will turn on but none of the operating parameters will be changed When the keypad lock selection is turned on the padlock icon will be displayed To unlock the keypad press and hold the UP DOWN buttons simultaneously for five seconds When the keypad is unlocked the padlock icon will turn off The keypad will remain unlocked for two minutes after the last button press After two minutes wit
25. arts in low stage Y1 and stages up to high stage Y1 and Y Y2 when demand is sufficient and staging timer constraints have been satisfied 36 20 to 50 F 7 to 10 C Outdoor temperature below which both first and second stages of the compressor are energized to satisfy all heating demands When a cycle starts under a high heat latch it will finish the heating cycle on high stage On The Y1 and Y Y2 outputs are simultaneously energized to satisfy all heating demands Default is OF off Option 24 Programmable Non Programmable programmable models only This selection allows the installer to configure the Thermidistat Control as either programmable or non programmable Selections are P nP Default is P Option 25 Number of Programmable Periods programmable models only This selection allows the installer to configure the Thermidistat Control for two or four periods per day Two periods is a common commercial application and four periods is more common for residential This selection is not available if Option 24 has been set to nP to configure the Thermidistat Control for non programmable operation 2 Periods DAY and SLEEP are available 4 Periods WAKE DAY EVE and SLEEP are available Default is 4 Option 26 Minimum Cooling Setpoint This selection allows the installer to configure the minimum cooling setpoint that the user is allowed to set The range is based on the value of the adjustable 3
26. at Control to enter Installer Test Mode Pressing the Mode button will change the system operating mode to test the heating and cooling equipment Auto Mode is not available during Installer Test Mode If no buttons are pressed for 15 minutes the installer test mode will be terminated Pressing DONE at any time will exit installer test mode Heat The first stage of heating will be energized for three minutes then the first and second stages if a second stage exists will turn on for an additional three minutes During the first stage of heating the HEAT ON icons will be displayed During the second stage of heating if one exists the 2 next to the On will be displayed if the system has a two stage compressor A2 h2 or H2 unit types The auxiliary heat on icon will be displayed if the second stage is electric heat HP unit type While the heating test is active the humidify output can be toggled On the programmable models pressing the button below the humidify icon shall toggle the state of the humidify output On the non programmable models pressing the features button shall toggle the state of the humidify output Installer test for cooling is the same as described for heating above COOL ON will be displayed during cooling in Installer Test Mode While the cooling test is active the dehumidify icon shall be displayed if the dry contact has been configured as a DH output On the programmable models pressing the butt
27. ature High Heat Latch Temperature Programmable Non Programmable programmable models only Number of Programmable Periods per Day programmable models only Minimum Cooling Setpoint Maximum heating Setpoint UV Light Reminder Humidifier Pad Reminder Programmable Fan programmable models only 25 Option 31 Daylight Savings Time Configuration programmable models only Option 32 Furnace Heat Staging Option 33 Single or Two Piece Installation Option 34 Hybrid Heat Furnace Latch Option 40 Fan Humidify Option 41 Variable Speed Blower Option 42 Variable Speed Super Dehumidification Option 43 Intelligent Heat Staging Option 44 Super Comfort Heat Option 99 Reset to Factory Defaults TO ENTER CONFIGURATION MODE Press and hold FAN button for approximately 10 sec The Display Module is now in configuration mode It will automatically exit this mode if no button is pressed for 3 minutes Pressing the DONE button will exit configuration mode immediately WHILE IN CONFIGURATION MODE The option number is displayed in the heat setpoint location and the configuration setting is displayed in the cool setpoint location On the TP PRH A programmable model a box will surround the option number The mode button is used to move the box between the two displayed values The soft keys below the listed values may also be used to move the box between selected values The value inside the box is changed by using
28. e 3 Outside Air Temperature Sensor screws and pigtail 4 Equipment Control Module A07686 Fig 3 TP NRH A Carton Contents 1 Display Module 2 Stand off for Equipment Control Module 3 Outside Air Temperature Sensor screws and pigtail 4 Equipment Control Module Thermidistat Control Location Thermidistat Control should be mounted Approximately 5 ft 1 5m from floor e Close to or in a frequently used room preferably on an inside partitioning wall Onasection of wall without pipes or duct work Thermidistat Control should NOT be mounted Close to a window on an outside wall or next to a door leading to the outside Exposed to direct light or heat from a lamp sun fireplace or other temperature radiating objects which could cause a false reading Close to or in direct airflow from supply registers and return air registers nareas with poor air circulation such as behind a door or in an alcove Installer should determine whether control will be installed as single piece or two piece In single piece configuration as many as 14 wires may need to run to wall mounting location for connection to the control In two piece configuration the Display Module and Equipment Control Module are connected by two wires Install Thermidistat Control WARNING ELECTRICAL OPERATION HAZARD Failure to follow this warning could result in personal injury or death Before installing Thermidistat Control turn o
29. e board 30g E i C W2 used for second stage OW2 B gt furnace 0009099999 W2 used for 2nd stage aux heat in HP with 3 stage aux heat A08072 Fig 7 Control Module Wiring Guide Redis V Black is Vg 15 07166 Fig 8 Secure Wires to Terminal Strip 07167 Fig 9 Connect Pigtail Wires to Display Module 16 NOTE The 2 wire pigtail is not intended to support the weight of the Display Module Do not hang the Display Module from the Equipment Control Module screw terminals Red of the pigtail is V Black of the pigtail is Vg 7 Push any excess wire into wall and against mounting base Seal hole in wall to prevent air leaks Leaks can affect operation and cause incorrect temperature and or humidity measurement 8 Make sure to attach 2 wire pigtail to Display Module mounting base It is packed loose in the box from the factory Then attach 2 wire pigtail to the back of the Display Module via 2 pin keyed connector 9 Reattach Display Module body to mounting base by first setting on at top of mounting base and then push bottom corners of Display Module to snap into place See Fig 10 07168 Fig 10 Attach Display to Backplate 17 10 Find suitable indoor mounting location for Equipment Control Module either near or on equipment See Fig 11 IMPORTANT NOTE Equipment Control Module should not be mounted to duct work or below any othe
30. er day or 2 periods per day Programming can be done for 7 days per week 5 2 days per week or 1 day The programmable Thermidistat Control can also be user configured as a non programmable Thermidistat Control When operating as non programmable the Edge Thermidistat Control will still have both temperature and humidity control The non programmable Thermidistat Control features Touch settings for quick and easy temperature change without complicated programming schedules The non programmable Edge Thermidistat Control will still have both temperature and humidity control And its Touch N Go technology enables the user to switch between three different user configurable settings through intuitive buttons located just below the display INSTALLATION CONSIDERATIONS Power This control is powered by 24VAC only It requires 24VAC Rh and or Rc and C terminals of the low voltage transformer to be connected to it for proper operation It will not operate without these 2 connections Rh and Rc are connected via PCB breakout jumper See Fig 1 For applications using two 24VAC transformers one in the indoor unit and one in the outdoor unit connect the common from each to the C terminal Connect R from the indoor unit to the Rh terminal Connect R from the outdoor unit to the Rc terminal Then break jumper on the circuit board The W and HUM signals are taken from the Rh power and the G signal is taken from the Rc power If Thermidi
31. ff all power to equipment There may be more than 1 power disconnect 10 4 CAUTION UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment damage or improper operation Improper wiring or installation may damage Thermidistat Control Check to make sure wiring is correct before proceeding with installation or turning on power 1 Turn off all power to equipment 2 If an existing Thermidistat Control or thermostat is being replaced a b c d Remove existing control from wall Disconnect wires from existing thermostat 1 at a time As each wire is disconnected record wire color and terminal marking New or additional wires may be needed to accommodate added humidity outputs Discard or recycle old control 11 CAUTION ENVIRONMENTAL HAZARD Failure to follow this caution may result in environmental damage Mercury is a hazardous waste Federal regulations require that Mercury be disposed of properly Two Piece Installation The following steps should be followed for the installation of the two piece configuration NOTE The 2 wire pigtail is not intended to support the weight of the Display Module Do not hang the Display Module from the Equipment Control Module screw terminals 1 Remove mounting plate from back of Display Module by pressing the two tabs on the bottom edge and pulling away See Fig 4 and 5 12 07225 Fig 4 Press Tabs to Remove Bac
32. for Heat Stage 1 heat staging N A Y1 W2 A Heat Cool Stage 1 2 Fan 24VAC Hot Heating Remove J1 Jumper for Dry Contact 1 apr Dehumidify modes Dry Contact 2 24VAC Common Humidify 24VAC Hot Cooling Humidifier Solenoid Outdoor Air Temp Valve Remote Room Sensor Outdoor Sensor OAT RRS Com Remote Room Sensor ndicates connection may not be required available A09173 Fig 28 FV FK Fan Coil with 1 Stage Air Conditioner 74 Equipment Control Module RVS Heat Stage 2 Heat Stage 1 Compressor Low Compressor High Fan 24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidify Outdoor Air Temp Remote Room Sensor OAT RRS Com Typical Fan Coil Single Stage Air Conditioner W W1 2 i foot Humidifier Solenoid OAT 54 Valve D RRS Es Outdoor Sensor Remote Room LL Sensor ndicates connection may not be required available A09161 Fig 29 Typical Fan Coil Cooling Only 75 Equipment Control Module Furnace Heat Pump RVS Cooling Lore w2 Heat Stage 3 furnace _WAW1 EET m Heat Cool Stage 1 Lvuwe 7 Lyi_J Heat Cool Stage 2 Yv2 H Sesha D 24VAC Hot Heating _R_ Are 24VAC Hot Cooling Dry Contact 1 J Dry Contact 2
33. h no button presses the keypad will lock again The keypad will not lock in the software configuration mode or in the installer test mode Default is OF off 35 Option 22 High Cool Latch Temperature only available if outdoor sensor is present An outdoor sensor is required for high cool latch feature This selection is only available when Option 1 is set to H2 A2 or h2 and when Option 7 zoning is set to OF off Configuration settings are OF off 80 85 90 95 100 105 110 On OF off Cooling always starts in low stage Y 1 and stages up to high stage Y1 and Y Y2 when demand is sufficient and staging timer constraints have been satisfied 80 to 110 F 27 to 43 C Outdoor temperature above which both first and second stages of the compressor are energized to satisfy all cooling demands When a cycle starts under a high cool latch it will finish the cooling cycle on high stage If the cooling equipment is energized to satisfy a dehumidify demand only no cooling demand the latch will not be applied On The Y1 and Y Y2 outputs are simultaneously energized to satisfy all cooling demands Default is OF off Option 23 High Heat Latch Temperature only available if outdoor sensor is present This selection is only available when Option 1 is set to H2 or h2 and Option 7 zoning is set to OF off Configuration settings are OF off 20 25 30 35 40 45 50 On OF off Heating always st
34. has a variable speed blower Factory default is OF Off Option 42 Variable Speed Super Dehumidification This option will only be available if the Variable Speed Blower setup Option 41 has been set to ON OF The fan output G is energized when the compressor is on for cool to dehumidify functionality On The fan output G is de energized when the compressor is running for cool to dehumidify functionality In this setup the fan will run at very low speed because a Y Y2 or Y1 W2 is present but the G signal is not The fan output G will be energized any time the compressor is energized in response to a cooling demand Factory default is OF Off Option 43 Intelligent Heat Staging This function is only available if the equipment configuration is a single speed heat pump Option 01 HP Off Electric heat will not be staged On Three stages of electric heat will be staged This switch should be set to On if the HVAC equipment has two banks of strip heaters When electric heat is required the thermostat will energize the smallest bank first W1 only then the larger bank turning the smaller bank off Y1 W2 only and then both banks together both W1 and Y1 W2 When power is cycled to the thermostat this unit configuration will be displayed as HS Factory defaults is OF Off 42 Option 44 Super Comfort Heat This option is only available on heat pump units HP HP H2 hh and h2 when Option 41 Variable S
35. ints exist which are active in vacation mode They are adjustable by the homeowner are exclusively for vacation mode and are remembered from one vacation selection to the next See Table 3 for default values Table 3 Vacation Setpoints Default Values MODE AUTO Fan Auto Heat Setpoint 55 13 Cool Setpoint 85 F 29 C Humidify Setpoint 20 F 7 C Dehumidify Setpoint 60 F 16 C Vacation Humidification Normal humidify is available using vacation setpoints Auto humidification is available adjusting its setpoint with outdoor temperature the same as when occupied Vacation humidification can be turned off independently of occupied humidification While setting the Vacation setpoints the Vacation humidify setpoint is accessible by pressing the soft key below the humidify icon when the box is around the heating setpoint Vacation Dehumidification Normal Dehumidify Cool to Dehumidify and Dehumidify OFF are all available in vacation mode and selection of one of these can be different from that of occupied Vacation dehumidification selection and setpoints are remembered the next time vacation is used While setting Vacation setpoints the Vacation 54 dehumidify setpoint is accessible by pressing the soft key below the dehumidify icon when the box is around the cooling setpoint OPERATIONAL INFORMATION Timers Five Minute Compressor Timeguard This timer prevents compressor from starting unles
36. iring Diagrams for more information Default is OF off Option 19 Dry Contact Configuration non programmable models only OF The dry contact is always de energized ON The dry contact will operate as a DH relay This relay is reverse logic When the humidity level is above the dehumidify setpoint the dry contact D1 D2 will be opened When the humidity level is below the dehumidify setpoint D1 D2 will be closed There is a 2 hysteresis around the dehumidify setpoint to prevent rapid on off cycling of the DH output When configured for dehumidification the Rc terminal must be connected to one of the dry contact terminals This provides power to energize the dehumidify terminal on the cooling equipment when the dry contact is closed See Wiring Diagrams for more information Default is OF off Option 20 Outdoor Air Temperature Offset Adjustment This selection allows the calibration or deliberate miscalibration of the outdoor air temperature sensor reading The selection ranges from 5 to 5 Default is 0 Option 21 Keypad Lockout programmable models only This selection allows the installer to limit access to the keypad Selections are OF off 1 2 3 These options are independent of Option 24 which allows the programmable model to be configured as a non programmable thermostat OF off The user has full access to the keypad 1 The user has access to change the setpoints time of day and calend
37. kplate EE m m A07226 Fig 5 Take Apart 13 2 Route wires through large hole in mounting base Level mounting base against wall for aesthetic value only Display Module need not be leveled for proper operation and mark wall through 4 mounting holes To avoid unintended bending of wall plate plastic use all 4 screws and anchors See Fig 6 A07165 Fig 6 Backplate Mounting 3 Drill four 3 16 in mounting holes in wall where marked Thermidistat Control may be mounted to a standard junction box if desired Hole pattern on Thermidistat Control mounting base matches junction box mounting holes 4 Secure rear plastic mounting base to wall with 4 screws and anchors provided To avoid unintended bending of wall plate plastic use all 4 screws and anchors Make sure all wires extend through hole in mounting base 5 Adjust length and routing of each wire to reach proper connector block and terminal on mounting base with 1 4 6 mm extra wire 14 6 Match and connect equipment wires to proper terminals of each connector block being careful not to over tighten the screws Correct polarity must be observed when connecting the two wires from the Equipment Control Module to the Thermidistat Control mounting base If wires are connected incorrectly the Display Module will not operate See Fig 7 8 and 9 Control Module Wiring Guide O Rc Separate Rc Rh by breaking jumper on Rh Control Modul
38. lable when heat pump is used and when outdoor air temperature sensor is present This selection is only available on Hybrid Heat systems A Hybrid Heat system is selected via the Option 1 Equipment Type configuration Configurations settings are OF off 5 10 15 20 25 30 35 40 45 50 55 OF off the heating cycle will always start with heat pump heating 5 to 55 F 15 to 13 C the outdoor temperature below which heat pump operation is not allowed When emergency heat mode is selected only auxiliary heat will operate Default is OF off Option 10 Reversing Valve This selection is only available on heat pump systems O terminal can be configured to be energized in either heating mode or in cooling mode depending on heat pump operation O is used to describe a heat pump system that energizes its reversing valve in cooling B is used to describe a heat pump system that energized its reversing valve in heating H Reversing valve output O W2 B is energized when HEAT mode is selected C Reversing valve output O W2 B is energized when COOL mode is selected Default is C 30 Option 11 Deadband Setting Between Heat amp Cool This option is not available on Heat Only and Cool Only systems The selection allows the installer to choose how much differential exists between the heating and cooling setpoints Allowable selections are 1 thru 6 Default is 2 Option 12 Smart Recovery Smar
39. lation is two separate pieces Default is 2P 40 Option 34 Hybrid Heat Furnace Latch This selection allows a Hybrid Heat system to finish a heating cycle using the furnace On Once the furnace is on it will finish the heating cycle with the furnace If a heat pump defrost occurs the heating cycle will finish with the furnace OF The system will stage from furnace back to heat pump if heating demand dictates or 2 minutes after a defrost has ended Default is On Option 40 Humidify Fan This selection controls whether humidification can only be done when a heating demand is present If the homeowner turns humidification OFF this configuration operates as if the selection was set to OFF OF The humidity output will only energize when there is a humidity demand and the heating equipment is energized On The humidity output and the fan will energize anytime humidification is needed during heating mode regardless of the state of the heating equipment Factory default is OF Off Option 41 Variable Speed Blower This selection allows the installer to select between a single speed or variable motor In a system with a two speed compressor A2 h2 H2 if a dehumidification demand exists and the compressor is energized for cool to dehumidify cooling or both and the system has a PSC blower Option 41 OFF then both Y Y2 and Y1 W2 are energized 41 Off The system has a single speed PSC blower On The system
40. le Setpoint Deadband not available on Heat Only and Cool Only systems Smart Recovery programmable models only Room Air Temperature Offset Adjustment Humidity Offset Adjustment Enable Auto Mode Cycles Per Hour Time Between Stages Backlight Configuration 85 E Configuration Options cont Option 19 Option 20 Option 21 Option 22 Option 23 Option 24 Option 25 Option 26 Option 27 Option 28 Option 29 Option 30 Option 31 Option 32 Option 33 Option 34 Dry Contact programmable models only Outdoor Air Temperature Offset Adjustment Keypad Lockout High Cool Latch Temperature High Heat Latch Temperature Programmable Non Programmable programmable models only Number of Programmable Periods Per Day programmable models only Minimum Cooling Setpoint Maximum Heating Setpoint UV Light Reminder Humidifier Pad Reminder Programmable Fan programmable models only Daylight Savings Time Configuration programmable models only Furnace Heat Staging Single or Two Piece Installation Hybrid Heat Furnace Latch 86 E Configuration Options cont Option 40 Fan Humidity Option 41 Variable Speed Blower Option 42 Variable Speed Super Dehumidification Option 43 Intelligent Heat Staging Option 44 Super Comfort Heat Option 99 Reset to Factory Defaults Options with an asterisk can also be set changed by the homeowner 87 45 Copyright 2009 Carrier Corp 7310 W Morris St Indianapolis
41. le button will cycle the triangle icon through the FOLLOW SCHEDULE HOLD and VACATION selections If fixed temperatures are desired use SCHEDULE button to turn on arrow icon next to HOLD This will maintain setpoints not allowing them to change with programmed schedule The FAN button may be used to select between AUTO fan on only with equipment and On fan on continuously fan modes For further information on temperature selection and programming refer to Homeowner s Guide Setting The Clock Calendar Daily Schedule and Vacation Settings programmable models only To set the clock press the SET button once The Clock will be displayed at the bottom center of the screen Use the soft keys to move the box around the digits to be set and the UP DOWN buttons to change the setting Concurrent presses of the set button will cycle through the calendar daily schedule and vacation settings Calendar may be changed by using the soft keys to select the Month Day or Year The UP DOWN buttons are used to change the Month Day or Year setting when the box surrounds it Day of the week Mon Sun is determined by calendar settings and is not directly adjustable When changing daily schedule settings the soft keys are used to set the days period times heating setpoints and cooling setpoints The UP DOWN buttons are used to change the setting with the box around it ALL PROGRAM PERIODS WAKE DAY EVE SLEEP MUST OCCUR WITHIN THE SAME 24
42. nace N A Heat Stage 1 N A N A Fan zr 1 24VAC Hot Heating 24VAC Hot Cooling pee 2 o o o S z S N Dry Contact 1 Dry Contact 2 24 cC Humidify a AN Humidifier Solenoid Outdoor Air Temp 7 Valve Remote Room Sensor a Outdoor Sensor OAT RRS Com t Remote Room Sensor Indicates connection may not be required available A09126 Fig 35 Single Stage Furnace Heating Only 81 Equipment Control Module Furnace Air Conditioner Heat Stage 2 O B W2 Heat Stage 1 W W1 f N A Y1 W2 Cool Stage 1 Fan 24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidify Humidifier Solenoid Outdoor Air Temp Valve A Remote Room Sensor Outdoor Sensor OAT RRS Com Sensor T Remote Room Indicates connection may not be required available Option 19 set to 2 A09127 Fig 36 Variable Speed Multi Stage Step Modulating and Single Stage Furnace with Single Stage Air Conditioner 82 Equipment Control Module Furnace Air Conditioner Heat Stage 2 Heat Stage 1 N A Cool Stage 1 Fan 24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidify t Humidifier Solenoid Outdoor Air Temp Valve Remote
43. nge of brightness is 1 through 5 with 5 being full brightness Default is 3 Option 19 Dry Contact Configuration programmable models only There are 3 available selections OF 1 and 2 OF The dry contact is always de energized 1 The dry contact will be energized for the specified number of minutes per hour This selection is programmable by period When this selection is changed from OF to 1 the period icons are shown and the minute segments of the clock display are shown The triangle icon next to the WAKE period will be on and a value between 0 and 60 will be shown in the minutes display See Operational Information and Wiring Diagrams for further explanation of dry contact configuration and use To change the period or minutes press the soft key below the period or minutes and then use the UP DOWN buttons to change to the desired value 2 The dry contact will operate as a DH relay This relay is reverse logic When the humidity level is above the dehumidify setpoint the dry contact D1 D2 will be opened When the humidity level is below the dehumidify setpoint 01 02 will be closed There is a 2 hysteresis around the dehumidify setpoint to prevent rapid on off cycling of the DH output When configured for dehumidification the Rc terminal must be connected to one of the dry contact terminals This provides power to energize the dehumidify terminal on the 33 cooling equipment when the dry contact is closed See W
44. o cycle through the dehumidify selections Additional Dehumidify Comments Dehumidification can be enhanced with some efficiency loss by turning blower off immediately at the end of each cooling cycle eliminating normal 90 sec blower off delay Where maximum humidity removal is desired this should be done Fan coils have the capability of removing this off delay On FK or FV Fan Coils set delay tap to 0 0 On standard fan coils a jumper can be cut to disable off delay Refer to fan coil Installation Instructions for details If FAN is set for continuous operation fan On icon displayed G output is turned off for 5 minutes at the end of each cooling cycle as long as dehumidify demand exists Like humidify dehumidify actions are initiated when humidity is 1 above setpoint and are terminated when humidity drops to 1 below setpoint This prevents unnecessary toggling of dehumidify actions when humidity is near setpoint 52 Dehumidify Output and Equipment Connections When there is a dehumidify demand dry contact is activated meaning that a 24VAC signal is removed from the DHUM or DH output terminal In other words dehumidify output logic is reversed output is turned On when no dehumidify demand exists and is turned OFF when demand exists Carrier FK and FV series variable speed fan coils all variable speed furnaces and select single and multi stage furnaces with the dehumidify connection have dehumidify inputs which connect directl
45. ode Description of each selection and how to use the configuration mode follows CONFIGURATION OPTIONS SUMMARY Option 01 Equipment Option 02 Clean Filter Timer Adjustment Option 03 Fahrenheit Centigrade Selection Option 04 Fan on with W W1 Selection Option 05 Room Air Temperature Sensing programmable models only Option 06 Cooling Lockout Below 55 F 13 C Selection only available if outdoor air sensor is present Option 07 Zoning Option 08 Auxiliary Heat Lockout Temperature Setting only available when heat pump is used and when outdoor air temperature sensor is present Option 09 Heat Pump Lockout Temperature Balance Point only available when outdoor air temperature sensor is present Option 10 Reversing Valve 24 Option 11 Option 12 Option 13 Option 14 Option 15 Option 16 Option 17 Option 18 Option 19 Option 20 Option 21 Option 22 Option 23 Option 24 Option 25 Option 26 Option 27 Option 28 Option 29 Option 30 Adjustable Setpoint Deadband not available on heat only and cool only systems Smart Recovery programmable models only Room Temperature Offset Adjustment Humidity Offset Adjustment Enable Auto Mode Cycles Per Hour Time Between Stages Backlight Configuration Dry Contact Outdoor Air Temperature Offset Adjustment Keypad Lockout High Cool Latch Temper
46. on below the dehumidify icon shall toggle the state of the dry contact output On the 45 non programmable models pressing the features button shall toggle the state of the dry contact In a heat pump application when the mode is set to em heat the auxiliary heat will turn on for 3 minutes The clock display will count down from 180 to 0 during this test TO TEST FAN Fan button switches FAN icon between AUTO and On While On is displayed G output will be energized turning fan on On some fan coils fan continues to operate for 90 sec after G signal is removed Final Settings Be sure to press DONE to exit installer setup mode If the system is to be left in operation after installation is complete use MODE button to select between HEAT COOL or AUTO to provide desired operation of heating cooling or auto On the programmable models the default setpoints and programmed schedule conform to the Energy Star requirements of the U S Department of Energy for both heating and cooling These provide energy saving temperature settings Refer to Table 1 Table 1 Energy Star Default Schedule SCHEDULE HEAT COOL Wake 6 00 AM 68 F 20 C 78 F 26 C Day 8 00 AM 60 F 16 C 85 F 29 C Evening 5 00 PM 68 F 20 C 78 F 26 C Sleep 10 00 PM 60 F 16 C 82 F 28 C 46 If the programmed schedule is to be used make sure the triangle icon next to the FOLLOW SCHEDULE icon is turned on Pressing the Schedu
47. ontrol s internal memory fails E4 will be displayed Replace Thermidistat Control 60 ES If Thermidistat Control cannot properly read humidity E5 will be displayed Replace Thermidistat Control If both Humidify and Dehumidify have been set to OF the humidity value will be shown as when viewed from the humidity menu but no E5 will be shown in the display Table 4 can be used as a troubleshooting tool for determining which outputs will be active for a particular configuration and each operating mode When replacing a failed component such as an equipment control module or a display module the installer should replace both parts as a matched set It is very easy to accidentally mix an A C or HP display with a PRH equipment control module When this happens some functions appear in the setup while others do not This can be very confusing to troubleshoot Verify that both parts have the same model and serial number when troubleshooting the thermostat 61 Table 4 Equipment Configuration Outputs EQUIP HARDWARE COOL COOL HEAT HEAT Heat Hear P EM CONFIG HEAT HEAT CONFIG STG1 STG2 STG1 stez STG3 stea Sra sta SS AC AC YN2 wm s WW HP OW2B SS AC ki YN2 WW E I Opt32 2 SS HP YN2 YN2 WW1 RVS 0 OIW2IB 2 WWI viwa YN2 Rs E HP eb WW ww WW Ne OW2
48. p and emergency heat is selected all Y signals are locked out and W becomes energized upon a call for heat 57 Programmable Fan programmable models only The fan output can be programmed based on period of the day When programming for each day and period the fan can be set to On or AUTO If the fan button is pressed to change from On to Auto or vice versa when programmable fan has been enabled the manual change will only remain in effect until the next program period when the programmable fan setting will be changed per the scheduled setting Dry Contact On the programmable models the dry contact that can be used for control of an auxiliary device The dry contact may be configured to be closed for a specific number of minutes per hour for each period of the program schedule This can be used to operate a ventilator damper system blower or other auxiliary device There are two terminals D1 and D2 On both the programmable and non programmable models when configured as a dehumidify output it will operate cooling equipment capable of dehumidify function When configured for dehumidification the Rc terminal must be connected to one of the dry contact terminals The other dry contact terminal is connected to the dehumidify terminal on the furnace or fan coil This provides power to energize the dehumidify terminal on the cooling equipment when the dry contact is closed If it is desired to operate a ventilator or other device
49. peed Blower is set to On and the system has a valid OAT sensor OF Off Comfort Heat is off On Comfort Heat feature is on If the outdoor air temperature is between 12 to 40 F 11 to 4 C and the compressor is running in heating then the fan output is turned off This will signal the variable speed blower to reduce the air speed The fan output is turned off even if the user has the fan selection set to continuous fan The fan output will be turned back on in this temperature range if the maximum capacity of auxiliary heat is on due to system demand auxiliary heat on in response to a defrost signal shouldn t cause the fan to turn back on If the outdoor air temperature is below 12 F 11 C and there is sufficient demand for the equipment to be on then the fan output is turned back on and the W W1 output is energized In a two speed unit the Y Y2 output should be energized in addition to the W W1 output This logic does not apply to a Hybrid Heat system In the unlikely event that the installer has selected a heat pump lockout temperature Option 09 of 5 F 15 C a Hybrid Heat system and the comfort heat feature is on then the comfort heat feature will turn the W W1 on and the compressors off when the outdoor air temperature drops below 12 F 11 C instead of at the lower temperature of 5 F 15 C NOTE All temperature boundaries have a 2 hysteresis Factory default is OF Off 43 Option 99 Reset to Factory Default
50. r controls or equipment i e humidistat humidifier etc 07217 Fig 11 Equipment Control Module on Equipment 11 Route wires through rear of Equipment Control Module using either a clearance hole or supplied standoff See Fig 12 18 07227 Fig 12 Standoff NOTE Standoffs are provided as an aid when installing Equipment Control Module on inside equipment or a solid wall 12 Match and connect equipment wires to proper terminals of each connector block being careful not to over tighten the screws Correct polarity must be observed when connecting the two wires from the Equipment Control Module to the Thermidistat Control mounting base If wires are connected incorrectly the Display Module will not operate See Fig 7 8 and 9 13 Snap cover over top of Equipment Control Module See Fig 13 19 07218 Fig 13 Cover on Equipment Control Module 14 Turn on power to equipment On power up all display segments will light for 5 sec For the next 5 sec a 2 digit code appears on large display which identifies Thermidistat Control configuration Refer to Option 33 a AC 1 stage air conditioner with furnace or fan coil b 1 stage heat pump with fan coil c 2 2 stage air conditioner with furnace or fan coil d H2 2 stage heat pump with fan coil e hh Hybrid Heat system with 1 stage heat pump f h2 Hybrid Heat system with 2 stage heat pump g H heating only system h C
51. re while attempting to satisfy a dehumidify demand Within this 3 range there is an additional balance between overcooling and humidity satisfaction When overcooling must occur the dehumidify 50 Target Humidity setpoint is adjusted upward by 2 per degree of overcooling For example a cooling setpoint of 76 F 24 C and a dehumidify setpoint of 60 is equivalent to a cooling setpoint of 75 F 24 C and a dehumidify setpoint of 62 This dehumidify setpoint change is internal to the Thermidistat Control and is not shown on the display 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 Outside Temperature A06599 Fig 17 Auto Humidity 3 Dehumidify Off Dehumidification can be turned off completely This can be done without changing existing setpoints 51 To Select Dehumidification programmable betveen NORMAL COOL TO and OFF Press the soft key below the dehumidify icon button to bring up dehumidify selections Dehumidify options are only available when in Cooling mode When system is in AUTO mode dehumidify options are available if the last system operation was a call for cooling To Select Dehumidification non programmable between NORMAL COOL TO and OFF Press the features button three times The first press displays the outdoor air temperature the second press displays the humidify options and the third press will display the current dehumidify selections The mode button is used t
52. ries Thermidistat Control can be installed in one of two configurations The control may be installed as a single piece Thermidistat Control or it may be split into two pieces and mounted in separate locations As a single piece unit all required wiring must be brought to the Equipment Control Module for connection to the terminal strip In two piece configuration the Display Module can be mounted in the living space while the Equipment Control Module may be mounted near the indoor furnace or fan coil Connection from the Display Module to the Equipment Control Module requires only two wires All other control wires are connected to the Equipment Control Module from the HVAC equipment This configuration results in a slimmer display and locates the Equipment Control Module containing the switching relays away from the main living space where relay clicking will not be heard The model numbers on the Display Module and the Equipment Control Module ECM must match or unpredictable results may occur Two wire pigtail replacement part number is TX 2WRO05 Wiring Wire length should be no more than 250 ft 76 m Use 22 AWG or larger for normal wiring applications Continuous wire lengths over 100 ft 30 5 m should use 20 AWG or larger INSTALLATION Carton contains the following components See Fig 2 for TP PRH A or Fig 3 for TP NRH A A07685 Fig 2 TP PRH A Carton Contents 1 Display Module 2 Stand off for Equipment Control Modul
53. ry Contact 2 gt modes 24VAC Common L F Humidify HUM _ Humidifier Solenoid Outdoor Air Temp OAT Valve D Remote Room Sensor RRS Outdoor Sensor OAT RRS Com Sensor 7 Remote Room 1 Indicates connection may not be required available A09170 Fig 25 FV FK Fan Coil with 1 Stage Heat Pump 71 Typical Equipment Control Module Fan Coil RVS Heat Stage 2 Heat Stage 1 Compressor Low Compressor High Fan 24VAC Hot Heating ems 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common Humidify ER Humidifier Solenoid Outdoor Air Temp Valve Remote Room Sensor Outdoor Sensor OAT RRS Com Remote Room Sensor Indicates connection may not be required available 09171 Fig 26 Typical Fan Coil Heating Only 72 Equipment Control Module RVS Heat Stage 2 Heat Stage 1 Compressor Low Compressor High N SIE Fan qe ce L G qe 24VAC Hot Heating F 24VAC Hot Cooling c Dry Contact 1 _ D f 4 Dry Contact 2 5 Ry eee gee 5 24 Common c c Humidify Outdoor Air Temp Remote Room Sensor OAT RRS Com 09172 Fig 27 Thermidistat Control w Dry Contact Control for Fan Run Time 73 Equipment Control Module Fan Coil Air Conditioner Heat Stage 2 O B W2 f Remove J2 Jumper
54. s Use this capability to reset the Thermidistat Control to out of the box conditions BEWARE All configuration settings program settings clock and calendar which have been manually entered will be lost When this option is selected the configuration number 99 will appear on the left and 10 will appear on the right To perform the reset first use the MODE key to move the box from the 99 to the 10 programmable model or to flash the 10 non programmable model Then press and hold the DOWN key The 10 will start counting down toward zero If the DOWN key is kept pressed until the count reaches zero the reset will be performed When the value reaches zero the heat setpoint shall display The cool setpoint shall display and the room air temperature shall display Fd When the factory defaults have been restored the Thermidistat Control will act as if power was cycled and return to normal operation If the DOWN key is released early the number will return to 10 and the reset will not occur 44 SYSTEM START UP AND CHECKOUT The Thermidistat Control is designed with a built in installer test capability It allows easy operation of equipment without delays or setpoint adjustments to force heating or cooling To enable installer test mode press and hold the fan button for 15 seconds After 10 seconds the Thermidistat Control will enter Configuration Mode Continuing to hold the Fan button through 15 seconds will cause the Thermidist
55. s it has been off for at least 5 minutes It can be overridden for 1 cycle by simultaneously pressing FAN and UP buttons Cycle Timer Based on the selection of 2 4 or 6 cycles per hour this timer is set to 30 15 or 10 minutes This much time must elapse from the start of one cycle before another cycle can start It serves to impose the cycles per hour limits It can be defeated for one cycle by simultaneously pressing the FAN and UP buttons Ten Minute Staging Timer In multistage heating or cooling this timer prevents any higher stage from turning on until preceding stage has been on for 10 minutes When staging between compressor and electric heat or between compressor and furnace heat the time is configurable The timer is configurable via Option 17 This timer is overridden if temperature error is greater than 5 usually due to a large change in desired temperature and equipment stages up in 60 second intervals The ten minute staging timer does not require the thermostat to change to a higher stage after 10 minutes If the system is able to meet the demand maintain setpoint it may not change stages after the 10 minute timer has expired If there is sufficient demand for a higher stage at the end of 10 minutes or at any time after the 10 minute timer has expired the thermostat will energize the next higher stage 55 Defrost When defrost occurs in a Hybrid Heat system the furnace will operate during the defrost cycle At
56. st the humidity setpoint according to the outdoor temperature As the outdoor temperature decreases the humidity setpoint also decreases Settings ranging from 1 to 9 1 being the lowest and 9 the highest will be visible to the homeowner See Fig 17 for outdoor temperature indoor humidity relationship in auto humidify mode 3 Humidify Off The humidify function can be turned off completely This does not require changing existing setpoints To Select Humidification programmable Press the soft key below the humidify icon to bring up humidity select screen Humidify options are only available when in Heating mode When system is in AUTO mode humidify options are available if the last system operation was a call for heat To Select Humidification non programmable Press the features button twice The first press displays the outdoor air temperature and the second press displays the humidity value and humidify target Pressing the mode button shall cycle through the available humidification selections Off Humidify and Auto Humidify Additional Humidify Comments The humidifier is actually turned on when humidity is 1 below setpoint and turned off when it reaches 1 above setpoint This built in hysteresis prevents humidify output from toggling on and off when humidity level is near setpoint 49 Dehumidification Dehumidification is done only during cooling Depending on type of equipment used compressor speed blower speed se
57. stat Control has been installed in a two transformer application that is later changed to a single transformer installation installer must install a field supplied jumper between Rc and Rh Depending on the installation up to 14 wires may be required Installation as two piece unit is recommended Only 2 wires are required for connection between Display Module and Equipment Control Module These two wires V and Vg do not provide ordinary 24VAC They carry a combination of power and communications data that is unique to these products TWIST OFF 07052 Fig 1 Breakout Jumper Models There are programmable and non programmable models for all applications They can be configured for AC or HP 1 2 speed compressor and for Hybrid Heat installations allowing it to be used in place of all Carrier thermostats Programmable Thermidistat Controls may be configured as non programmable if user desires Humidify Equipment and Connections The humidify output connects directly to 24VAC operated humidifiers An isolation relay may be required when using powered humidifiers No other connection or interlock is required Any of several installer selectable operating modes are available WARNING ELECTRICAL OPERATION HAZARD Failure to follow this warning could result in personal injury or death DO NOT connect furnace HUM terminal directly to Thermidistat Control HUM terminal This will bypass furnace safety
58. t Recovery OF off means setpoints change precisely at setback recovery time Thirty 60 or 90 selects the number of minutes recovery starts before programmed recovery time Recovery takes place smoothly during the selected recovery time ending at the recovery time and temperature which is programmed Not available with non programmable Thermidistat Controls or when Thermidistat Control is configured as non programmable Default is 90 Option 13 Room Air Temperature Offset Adjust The number of degrees to be added to the displayed temperature to calibrate or deliberately miscalibrate the measured room temperature 5 to 5 Default is 0 Option 14 Humidity Display Offset Adjust The percentage to be added to the displayed humidity to calibrate or deliberately miscalibrate the measured room humidity 9 to 9 RH Default is 0 Option 15 Enable Auto Mode This selection is not available if the Thermidistat Control is configured as Heat Only or Cool Only in Option 1 This allows the homeowner to select auto changeover mode in addition to heat and cool This allows the Thermidistat 31 Control to automatically change between heating mode and cooling mode when sufficient demand for heating or cooling exists On Auto mode is available OF Auto mode is not available Default is On Option 16 Maximum Cycles Per Hour This selection limits the number of cycles per hour that the Thermidistat Control allows
59. the D1 and D2 terminals can be connected directly to the equipment This will provide a closed contact for the specified number of minutes per hour See Option 19 If timed control of the system blower is required the dry contact can be used for this function The G terminal can be connected to one of the dry contact terminals with the other terminal being connected to Rc and or Rh for timed control of the fan Note that this is not the same as programmable fan Option 30 58 See Wiring Diagrams for more information Relays This thermostat uses latching relays When the thermostat loses power the relays will remain in their last position until power is restored and all relays are reset to their correct position Out of the box the outputs may appear to be On when the thermostat is not powered This is normal Output states should only be checked when the thermostat is powered Temperature Offset After Power Cycle To compensate for internal heat build up from the electronics in the thermostat the thermostat will add an offset to the actual temperature that it measures If the thermostat power is cycled quickly one can witness an immediate increase in the actual temperature displayed due to this added offset The thermostat display will return to the actual room temperature after several minutes of operation 59 TROUBLESHOOTING If the display module doesn t power up after power is applied check the Rc Rh and C terminals for 24VAC If
60. the end of the defrost cycle the furnace and heat pump will be de enemized while the fan is energized for 2 minutes allowing the heat exchanger to cool down If Option 34 Hybrid Heat Furnace Latch is set to Off at the end of the 2 minute time the heat pump will be re energized if a call for heat still exists If Option 34 is set to On default the furnace will remain on until the end of the heating cycle Defrost detection is not available if the installer has configured the O W2 B output to function as a B output During heat pump heating a defrost signal shall be considered valid if the compressor output is energized and the defrost signal has been active for less than 15 consecutive minutes Any defrost signal present for longer than 15 minutes shall be considered invalid Heat pump fan coil and Hybrid Heat systems shall use this input to Detect that defrost is in progress and energize the auxiliary heat to provide homeowner comfort during the defrost cycle Allow a defrost cycle to run to completion regardless of the system demand Three Minute Minimum on Time In normal operation when a stage turns on it will not turn off for a minimum of 3 minutes In Hybrid Heat systems the minimum on time for the furnace is 5 minutes If the setpoint is changed this timer is canceled allowing the equipment to turn off immediately when the demand is removed The 3 minute minimum on timer applies to all stages of heating and cooling except
61. tpoint adjustment and equipment cycling are modified to provide added dehumidification A dehumidification setpoint separate from humidification setpoint is available to the homeowner It can range from 46 to 66 relative humidity When actual humidity is higher than setpoint a dehumidification demand exists The Thermidistat Control responds by activating the dry contact when enabled in Option 19 It may also control the compressor and blower depending on equipment type and dehumidify selection choice The 3 available selections are described below A mandatory 5 minute blower off delay will be enforced if there has been a call for dehumidification during a cooling call The amount of extra dehumidification available is very dependent on the type of equipment in the home Without a variable speed blower the system s ability to adjust dehumidification is very limited 1 Normal Dehumidify Operation When normal dehumidify is selected the compressor will not turn on without a cooling demand If dehumidify demand exists while cooling dry contact will also be active 24 VAC removed This output commands variable speed blowers to reduce their airflow which improves water removal from the cooled air 2 Cool to Dehumidify The cool to dehumidify selection tells the system to operate the compressor within limits when there is a dehumidify demand even if there is no cooling demand The limits are that the system may overcool up to 3 but no mo
62. y to Thermidistat Control dry contact Refer to the furnace literature for dehumidification options The FK and FV series fan coils have a terminal marked DH which should be connected to the Thermidistat Control dry contact output Jumper J1 on fan coil MUST be removed It is located behind the DH terminal Additionally blower delay tap on fan coil should be set to 0 0 no On delay and no OFF delay when using cool to dehumidify With this selection the blower stops when G signal is removed preventing of water from the coil which would occur during the normal 90 sec blower off delay See fan coil installation instructions for more information The furnace dehumidify input acts differently depending on which style of variable speed select single stage or multi stage furnace control you have Vacation programmable models only A vacation selection is available specifically for times where the home will not be occupied for an extended period Vacation mode has an automatic hold meaning that setpoints are not affected by the programmed schedule Vacation mode is active for a specified period of time While in vacation mode the system provides temperature and humidity protection for the home in the selected mode but not comfort When vacation mode is active an arrow will be displayed beside VACATION in the upper left corner of the display 53 Vacation Setpoints A special set of temperature and humidity setpo

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