Carrier 33CS450-01 Owner'S Manual Download

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7-DAY

PROGRAMMABLE

IGITAL

HERMOSTAT

HEAT

COOL

HEAT

PUMP

Accepts EZ Programmer

Remote Averaging

Programmable Output

Light Activation Equipped

Accepts Optional Humidity Module:

Controls Humidification,

Dehumidification and Reheat

Accepts Optional IR Remote Control

3 Configurable Outputs

Control up to 3 Heat &

2 Cool Stages

Adjustable 2nd & 3rd Stage

Timers & Deadbands

Backlit Display & Button

Legends

Aux Heat Indicator

Dry Contact Equipped

Outdoor Sensor Ready with

High/Low Readouts for the Day

Set Point Limiting

Economizer Control

Preoccupancy Fan Purge

3 Configurable Outputs

Control up to 3 Heat &

2 Cool Stages

Carrier Corporation 04/06

Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
Electric Cooling & 3 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat.

OWNER’S

MANUAL

OWNER’S

MANUAL

OPTIONAL

HUMIDITY MODULE

OPTIONAL

HUMIDITY MODULE

Accepts the

COMMERCIAL

THERMOSTAT

P/N

P/N 33CS450-01

33CS450-01

AUTO

I2:00

EAT

OOL

Summary of Contents for 33CS450-01

Page 1: ...play Button Legends Aux Heat Indicator Dry Contact Equipped Outdoor Sensor Ready with High Low Readouts for the Day Set Point Limiting Economizer Control Preoccupancy Fan Purge 3 Configurable Outputs Control up to 3 Heat 2 Cool Stages Carrier Corporation 04 06 Use with most Air Conditioning Heating Systems including 1 or 2 Stage Electric Cooling 3 Stage Gas Heating Heat Pump Electric or Hydronic H...

Page 2: ...ference and 2 this device must accept any interference received including interference that may cause undesired operation Follow the Installation Instructions before proceeding Set the thermostat mode to OFF prior to changing settings in setup or restoring Factory Defaults NEVER PUT MORE THAN ONE JUMPER ON THE SAME MISC JUMPER BLOCK THIS MAY DAMAGE YOUR THERMOSTAT CAUTION C c F FOR HOME OR OFFICE ...

Page 3: ...of each section contains a more detailed list of the contents within that section such as the example page shown below The Table of Contents divides the thermostat features into sections making it easier to quickly find information In addition this manual also has an Index to help you find any information regarding this thermostat quickly How to Use This Manual How to Use This Manual Header shows ...

Page 4: ...etween the heat setpoint and the cool setpoint Heat Setpoint The coolest temperature that the space should drop to before heating is turned on without regards to deadband Humidify To increase the amount of moisture in the air Icon The word or symbol that appears on the thermostat display Mode The current operating condition of the thermostat i e Off Heat Cool Auto Program On Non Programmable Therm...

Page 5: ......

Page 6: ...umidification Dehumidification Viewing Equipment Run Times Electric Heat and Heat Pump Operation Timers and Deadbands Using the Programmable Output Programming Remote Sensor Operation Dry Contact Operation Energy Save Operation Programming the Run Time Alerts Programming the Holiday Mode Configuring the MISC Outputs Factory Defaults Calibration and Sensors Accessories Advanced Setup Table Light Ac...

Page 7: ...cting Your Desired Temperature 1 4 Using the Fan Button 1 4 Note Following the instructions in this section will allow you to operate your thermostat using the factory default settings These settings are depicted in the illustrations throughout this manual SECTION 1 Quick Start Quick Start 1 Carrier ...

Page 8: ... buttons at the same time to return to normal operation Mo Setup 2 Am I2 00 Setup I Setting the Clock Setting the Clock During Setup Programming Pressing the UP or DOWN buttons will modify the flashing selection Setting the Day Setting the Day Press MODE HUMIDITY MODE SET CLOCK HUMIDITY MODE SET CLOCK Page 1 2 1 Carrier ...

Page 9: ...ts occupied or unoccupied periods Time Schedule for Heating or Cooling Select Mode by Pressing the MODE Button 1 The HEAT setting indicates the temperature the room has to reach before the furnace will turn on to heat the room Heating Only The COOL setting indicates the temperature the room has to reach before the air conditioner will turn on to cool the room Cooling Only OFF indicates both heatin...

Page 10: ...ttons Adjust the desired set temperature with the COOL I2 00 Su 70 Pm 76 Page 1 4 Selecting Your Desired Temperature adjusting the setpoints Selecting Your Desired Temperature adjusting the setpoints Press FAN HEAT COOL Su 70 Pm 68 76 I2 00 AUTO FanOn Using the Fan Button Using the Fan Button 1 Fan On indicates constant fan operation If Fan On is selected the fan will run continuously at all times...

Page 11: ...Section 2 Contents Front Panel Buttons 2 2 Display Features 2 3 Page 2 1 SECTION 2 Getting to Know Your Thermostat Getting to Know Your Thermostat 2 Carrier ...

Page 12: ...l Programmable Thermostat Backlit LCD Display Override Button Heat or Cool Demand Indicator Red Heat Green Cool Front Panel Front Panel Page 2 2 2 Warmer Button glows red Cooler Button sometimes refer glows blue red to as the DOWN button sometimes referred to as the UP button AUTO I2 00 Su Pm HEAT COOL 72 74 Carrier Carrier QUICK RELEASE FOR ACCESSORY PORT pg 23 1 ...

Page 13: ...the temperature varies OFF Indicates heating and cooling is turned off PROGRAM ON Indicates the time period program is enabled to run Clock with Day of the Week Section 3 Indicates the current time and day This clock is also used to program the time period schedules Room Temperature Display Section 5 Indicates the current room temperature and displays the outside temperature when selected Desired ...

Page 14: ...gram is currently being overridden for up to 4 hours Setup icon Sections 7 20 Indicates the thermostat is in the setup mode Fan On icon Section 7 Indicates constant continuous fan operation When Fan On is not lit indicates the fan will only operate when necessary to heat or to cool Service Filter icon Section 19 Appears when the filter should be serviced under normal conditions Adjustable from 0 1...

Page 15: ...perature for the day 10 5 13 4 Sections 9 10 Section 5 Hi icon Section 5 Indicates the highest recorded outside temperature for the day Service Pan icon Section 16 Indicates that a sensor accessory has detected the condensate drain pan is full and the compressor Y1 has been locked out AUTO OFFON Override Unoccupied Am I8 88 SuMoTuWeThFrSa Pm AUXHEAT COOL FanOn Service Filter Pan UV Light Program O...

Page 16: ... Contents Setting the Clock 3 2 Setting the Day 3 2 Note During setup programming pressing the UP or DOWN buttons will modify the flashing selection SECTION 3 Setting the Clock and Day Setting the Clock and Day 3 Carrier ...

Page 17: ... Setting the Day Setting the Day Press MODE HUMIDITY MODE SET CLOCK HUMIDITY MODE SET CLOCK Press the MODE and HUMIDITY buttons at the same time Press the MODE and HUMIDITY buttons at the same time to return to normal operation During Setup Programming Pressing the UP or DOWN buttons will modify the flashing selection 3 ...

Page 18: ... Operation 4 2 Selecting the Proper Operating Mode 4 3 Selecting Your Desired Temperature 4 7 Page 4 1 Note During setup programming pressing the UP or DOWN buttons will modify the flashing selection SECTION 4 Basic Operation Basic Operation 4 Carrier ...

Page 19: ...reens If no buttons are pressed the display will leave the setup screens after 30 seconds Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens If NO is selected the thermostat will lockout the Program On screen only the Off Heat Cool and Auto screens may be accessed by pressing the MODE button Select YES if you would like your thermostat to be programmable t...

Page 20: ...is desired this thermostat may be configured to be a manual heat and cool thermostat with or without time period programmability Follow the step below The thermostat may be programmed to function as a Heat Only or Cool Only thermostat by selecting NO in the setup screen below This will lockout the Auto Changeover screen and only allow the Off Heat Cool and Program On screens to be accessed Select ...

Page 21: ...e HEAT setting indicates the temperature the room has to reach before the furnace will turn on to heat the room Heating Only The COOL setting indicates the temperature the room has to reach before the air conditioner will turn on to cool the room Cooling Only OFF indicates both heating and air conditioning systems are turned off Off Operating Mode when the Thermostat is Configured to be Operating ...

Page 22: ...he temperature the room has to reach before the furnace will turn on to heat the room Heating Only Select the Mode by Pressing the MODE Button The COOL setting indicates the temperature the room has to reach before the air conditioner will turn on to cool the room Cooling Only AUTO will automatically select heat or cool based on room temperature demand Heating or Cooling OFF indicates both heating...

Page 23: ... the air conditioner will turn on to cool the room Cooling Only OFF indicates both heating and air conditioning systems are turned off Off HEAT I2 00 Su 70 Pm 68 Program On occupied 1 The HEAT Program On setting will activate the time period program for the heating setpoint ONLY occupied or unoccupied periods Time Schedule for Heating Only COOL I2 00 Su Program On 70 Pm 76 occupied 1 The COOL Prog...

Page 24: ...OL I2 00 Su 70 Pm 76 HEAT COOL AUTO I2 00 Su 70 Pm 68 76 OFF I2 00 Su 70 Pm Page 4 7 The HEAT setting indicates the temperature the room has to reach before the furnace will turn on to heat the room Heating Only The COOL setting indicates the temperature the room has to reach before the air conditioner will turn on to cool the room Cooling Only AUTO will automatically select heat or cool based on ...

Page 25: ...tons Adjust the desired set temperature with the HEAT COOL AUTO I2 00 Su 70 Pm 68 76 HEAT OR COOL MODE Pressing the UP or DOWN buttons in Heat or Cool modes will adjust only the heat or cool set temperature buttons Adjust the desired set temperature with the COOL I2 00 Su 70 Pm 76 Selecting Your Desired Temperature adjusting setpoints Selecting Your Desired Temperature adjusting setpoints 4 Carrie...

Page 26: ...ction 5 Contents Viewing the Outside Temperature 5 2 Viewing the Indoor Humidity 5 3 Page 5 1 SECTION 5 Viewing the Temperature and Humidity Sensors Viewing the Temperature and Humidity Sensors 5 Carrier ...

Page 27: ...ay will then show the current outside temperature along with the highest and lowest temperatures for the day Page 5 2 Viewing the Outside Temperature Viewing the Outside Temperature Press the PROGRAM button While holding PROGRAM press the HOLIDAY button to view the Outside temperature Press the PROGRAM button While holding PROGRAM press the HOLIDAY button to leave the Outside temperature screen Hi...

Page 28: ...idity along with the humidification setpoint Section 9 Note The humidity reading will not appear unless the Humidity Module has been installed If the Humidity Module has not been installed dashes will appear in place of the humidity reading Press the HUMIDITY button again to return the display to normal operation Page 5 3 Viewing the Indoor Humidity Viewing the Indoor Humidity 0 NOTE Due to variat...

Page 29: ...Section 6 Contents Programming a Daily Schedule 6 2 Overriding the Daily Schedule 6 6 Page 6 1 SECTION 6 Programming the Daily Schedule Programming the Daily Schedule 6 Carrier ...

Page 30: ...ly Schedule Press MODE Press MODE Press MODE Press MODE occupied COOL 74 occupied HEAT COOL 72 74 Unoccupied COOL 85 Select the maximum of occupied periods to be used on any one day Typically most installations use only Occupied 1 1 2 or 3 Adjust the cooling setpoint for Occupied 1 Adjust the heating setpoint for Occupied 1 Adjust the cooling setpoint for unoccupied periods occupied 1 1 1 35 99 OF...

Page 31: ... Am 7 00 Mo Start occupied 6 00 Mo Pm Stop ON occupied Mo Adjust the heating set point for Unoccupied periods Select the day for Occupied 1 Mo Su Adjust the start time for Occupied 1 Adjust the stop time for Occupied 1 Select Occupied 1 to run on this day On or not to run on this day Off Off On OF 35 99 1 1 1 1 6 COOL 85 ...

Page 32: ...nly one occupied period Press MODE Tu Page 6 4 occupied Tu Continued Press MODE Press MODE Press MODE Press MODE occupied Am 7 00 Tu Start occupied 6 00 Tu Pm Stop Select the day for Occupied 1 Tu M Adjust the start time for Occupied 1 Adjust the stop time for Occupied 1 1 1 1 Selecting Yes then pressing mode will copy the previous day s program If yes is selected again or each time this routine w...

Page 33: ...d 2 3 can be adjusted differently for each day of the week If the start time is set later in the day than the stop time the program will run from the start time to midnight and from midnight to the stop time on the same day For example 9pm start 8am stop on Monday In this example the program will run from 12am Monday to 8am Monday and again from 9pm Monday to 12am Tuesday Unoccupied Operation The ...

Page 34: ...temporarily force the thermostat into Occupied 1 comfort settings for 30 minutes The remaining Override time will alternate with the clock refer to the second display below The Override timer can be set up to a maximum of four 4 00 hours in increments of 30 minutes If the timer has been set for the maximum time the next press of the OVERRIDE button will reset the timer returning the thermostat to ...

Page 35: ... 7 Contents Using the Fan Button 7 2 Smart Fan Operation 7 2 Setting the Fan Off Time Delay 7 3 Fan Purge Operation 7 4 Page 7 1 SECTION 7 Programming the Fan Operation Programming the Fan Operation 7 Carrier ...

Page 36: ...ton 7 Fan On indicates constant fan operation If Fan On is selected the fan will run continuously at all times except in Off and will only run if there is a heating or cooling demand in Unoccupied periods Pressing the FAN button toggles this feature on or off This feature allows the fan to run continuously during Occupied 1 2 or 3 and automatically de energize during Unoccupied except when necessa...

Page 37: ...ntinue running the fan after a call for cooling has been satisfied This delay may be set for 30 60 or 90 seconds If the Fan Off Delay is set for zero seconds the fan will not energize after a call for cooling has been satisfied 00 7 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen...

Page 38: ...s are pressed the display will leave the setup screens after 30 seconds PROGRAM Press Page 7 4 Fan Purge Operation Fan Purge Operation Adjust the preoccupancy fan purge timer 0 3 hours 0 00 off 0 00 Setup 4 7 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Note Press the ...

Page 39: ...acklight 8 2 Programming the Thermostat to Display Temperature in Fahrenheit or Celsius 8 2 Locking Unlocking the Keypad 8 3 Programming a Security Level 8 4 Page 8 1 SECTION 8 Thermostat Display Options Thermostat Display Options 8 Carrier ...

Page 40: ...tton repeatedly until this setup screen appears Note Press the MODE button momentarily to move through the setup screens Press and hold the MODE button to move back wards through the setup screens 5 Setup Select backlight operation AUTO Light from 6pm to 6am nightly ON Light continuously OFF Light for 8 seconds after a button press AUTO Select thermostat operation in degrees Fahrenheit or Celsius ...

Page 41: ...r The icon will appear on the display then release the buttons Press all three buttons in the order outlined above for keypad lockout MODE HEAT COOL 65 I2 00Pm 55 85 Locking Unlocking the Keypad Locking Unlocking the Keypad To unlock the keypad press and hold the MODE button While holding the MODE button press the UP and DOWN buttons together The icon will disappear from the display then release t...

Page 42: ...mostat is forced into the Program On mode To disable the security feature set the value in step 7 to 0 this will cause steps 8 and 9 not to appear Page 8 4 Programming a Security Level Programming a Security Level 0 Setup 7 HEAT 80 Setup HI 8 COOL 65 Setup LO 9 Adjust the maximum allowable heat setpoint when security is in effect 35 99 Step 8 appears only if step 7 is not 0 Step 9 appears only if ...

Page 43: ... of the humidifier manufacturer s required maintenance requirements and schedule Disclaimer The manufacturer of this thermostat cannot be liable for misinstallation improper connection or improper programming of the humidity functions of this thermostat that may result in water damage or mold growth Section 9 Contents Installing the Humidity Module 9 2 Setting a Thermostat Jumper for Humidity Oper...

Page 44: ...en installed you must adjust the Humidity jumper setting to HUM as shown in Figure 1 below This will allow you to access the humidification and dehumidification setup steps HP GAS B O ELEC GAS FAN W1 Y1 G R C MISC2 W2 MISC1 Rs2 RSGND MISC3 RS 5 Rs1 W3 HUM DEHUM MISC3 MISC2 MISC1 Y2 MISC1 ONLY INSTALL HUMIDITY MODULE WITH SENSING ELEMENT OUTWARD HUM NO HUM 1 2 4 6 8 X Z 1 5 7 9 Y 3 Humidity Module ...

Page 45: ...e humidification programming in the following pages Only one of the three outputs MISC1 MISC2 or MISC3 is required to have this jumper For more information regarding the MISC1 MISC2 and MISC3 outputs please see section 21 MISC3 MISC3 OK In the diagram below the MISC3 jumper has been set for HUM humidify operation W3 PROG HUM DEHUM MISC3 MISC2 MISC1 Y2 MISC1 ONLY 9 IMPORTANT CAUTION HP GAS B O ELEC...

Page 46: ...he appropriate terminal on the backplate of the thermostat when the humidity in the building falls below the setpoint you have chosen The value for this setpoint ranges from 0 to 60 Adjusting the Humidification Setpoint Adjusting the Humidification Setpoint You cannot set the dehumidify setpoint any lower than the humidify setpoint a 5 differential is forced between the humidify and dehumidify set...

Page 47: ...ns on installing the Humidity Module please see page 9 2 Section 10 Contents Configuring a Thermostat Output Jumper for Dehumidification Operation 10 2 Adjusting the Dehumidification Setpoint 10 3 Using Your Air Conditioner to Dehumidify 10 4 Using the Reheat Function 10 5 Using the DEHUM Terminal 10 6 SECTION 10 Dehumidification Dehumidification 10 Carrier ...

Page 48: ...low This will supply 24VAC to the selected MISC terminal based on the programming in the following pages Only one of the three outputs MISC1 MISC2 or MISC3 is required to have a jumper For more information regarding the MISC1 MISC2 and MISC3 outputs please see section 21 10 W3 PROG HUM DEHUM MISC3 MISC2 MISC1 Y2 MISC1 ONLY In the diagram below the MISC2 jumper has been set for DEHUM dehumidificati...

Page 49: ... setpoints Press the MODE button once MODE 10 NOTE Due to variations in environmental conditions it is not always possible to achieve the desired humidification or dehumidification setpoint Cool to Dehumidify If the thermostat is programmed for Cool to Dehumidify operation then the thermostat will energize the cooling system any time the humidity in the building is above the setpoint you have chos...

Page 50: ...entage is above the setpoint for dehumidification and heating or cooling is not on the thermostat will force the compressor to run with the fan thus reducing moisture in the air The green LED will blink once every eight seconds to indicate this is taking place This feature will also allow you to adjust the cooling overshoot of the 0 to 5 adjustable in step 11 For setpoint from Example If the cooli...

Page 51: ...een set to ON in step 10 see page 10 4 If Reheat operation is desired during the dehumidification process select On otherwise select Off On Off HEAT OFF DeHumidify Setup I2 Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press Step 12 appears only if step 10 is set to ON and if the Dehumidification setp...

Page 52: ...idity is greater than the dehumidification setpoint 2 Normally Open NO The thermostat will energize the DEHUM terminal to allow the fan to run in low speed when there is a call for 1st stage cooling only and the room humidity is greater than the dehumidification setpoint Dehumidification Notes The DEHUM terminal will release and allow the fan to operate normally if there is call for 2nd stage cool...

Page 53: ... the Heat Run Time 11 2 Viewing the Cool Run Time 11 3 Viewing the Override Run Time 11 4 Viewing the Humidifier Run Time 11 5 Viewing the UV Light Run Time 11 6 SECTION 11 Viewing Equipment Run Times Viewing Equipment Run Times 11 Carrier ...

Page 54: ...M Press This display will track the number of hours that your heating system has been operating Press the FAN button to reset the counter Press FAN Counts the number of hours Heat has been running Press FAN to reset the Energy Watch Heat counter 0 1999 hrs 0 HEAT Setup I4 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE b...

Page 55: ...M Press Press FAN Counts the number of hours Cool has been running Press FAN to reset the Energy Watch Cool counter 0 1999 hrs 0 COOL I5 This display will track the number of hours that your cooling system has been operating Press the FAN button to reset the counter PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button ...

Page 56: ...umber of hours Override has been active Press FAN to reset the Override Run Time counter Page 11 4 Viewing the Override Operation Run Time Viewing the Override Operation Run Time Setup Override 0 I6 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Note Press the MODE butto...

Page 57: ...Humidification Run Time Viewing the Humidification Run Time Counts the number of days the humidifier has been running Press FAN to reset the Service Humidify counter and remove the icon from the display Press FAN 0 Service Setup I7 Humidify Page 11 5 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until...

Page 58: ...FAN After the UV light has been operating for the number of days set in step 18 below the Service UV Light icon will appear This counter keeps track of the number of days since the UV light icon was last reset 0 UV Light Setup I8 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen ap...

Page 59: ...Viewing the Heat Pump and Reversing Valve Jumper Setting 12 2 Viewing the Electric Heat Jumper Setting 12 3 Using Emergency Heat 12 4 SECTION 12 Electric Heat and Heat Pump Operation Electric Heat and Heat Pump Operation 12 Carrier ...

Page 60: ...ave the setup screens after 30 seconds PROGRAM Press MODE Press PROGRAM MODE MODE Steps 19 and 20 are Read Only and may only be set with the jumpers on the circuit board of the thermostat ON Heat Pump operation OFF Gas Electric operation I9 Setup OFF Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen...

Page 61: ...ause the thermostat to turn on the fan immediately any time there is a heat demand Since most gas furnaces control the fan this feature should be off unless it is necessary for the thermostat to energize the fan with first stage heat Step 21 is Read Only and may only be set with the jumpers on the circuit board of the thermostat Press the MODE button While holding the MODE press the PROGRAM button...

Page 62: ...74 Page 12 4 OPERATION During Emergency Heat operation the thermostat will turn on the fan and the 2nd stage of heat when there is a demand for heat Also during Emergency Heat the 1st stage of heating or cooling will be unavailable EXIT EMERGENCY HEAT Follow the same steps as entering Emergency Heat by pressing the FAN and UP buttons During Emergency Heat only OFF and HEAT modes are available by p...

Page 63: ...l Differential 13 2 Adjusting the Cycles Per Hour 13 3 Adjusting the Deadband 13 4 Adjusting the Minutes of Run Time Before the Next Stage 13 6 Selecting 2nd Stage Turn Off Temperature 13 7 SECTION 13 Timers and Deadbands Timers and Deadbands 13 Carrier ...

Page 64: ... button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Note Press the MODE button momentarily to move through the setup screens Press and hold the MODE button to move back wards through the setup screens 13 Note To increase the spread between the heating and cooling setpoints press the MODE button until only the heat setpoint is displayed Adjust the desired...

Page 65: ...y be allowed to energize once every 10 minutes The Cycles Per Hour limit may be overridden and reset by pressing the UP or DOWN buttons on the thermostat Cy 6 Setup 23 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Select the cycles per hour limit d cycles per hour limit...

Page 66: ...time required step 28 page 13 6 It is adjustable from 0 60 minutes and the default is two minutes B The temperature from the setpoint is equal to or greater than the setpoint plus the 1st stage deadband step 24 next page plus the 2nd stage deadband step 25 next page plus the 3rd stage deadband step 26 next page This 3rd stage deadband is adjustable from 0 10 degrees and the default is two degrees ...

Page 67: ... the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press MODE Press MODE Press PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Note Press the MODE button momentarily to move through th...

Page 68: ...on please see the explanation on page 13 4 Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press MODE Press PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Note Press the MODE ...

Page 69: ... leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press Select On or Off On 2nd stage will remain on until setpoint is reached Off 2nd stage will turn off after reaching 1st stage deadband On Off OFF 2 Setup 29 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the M...

Page 70: ...mostat Output Jumper for Programmable Output Operation 14 2 Time Based Control of the Programmable Output 14 3 Temperature Based Control of the Programmable Output 14 6 SECTION 14 Using the Programmable Output Using the Programmable Output 14 Carrier ...

Page 71: ...of the three outputs MISC1 MISC2 or MISC3 is required to have this jumper For more information regarding the MISC1 MISC2 and MISC3 outputs please see section 21 In the diagram below the MISC1 jumper has been set for PROG operation NEVER PUT MORE THAN ONE JUMPER ON THE SAME MISC JUMPER BLOCK THIS MAY DAMAGE THE THERMOSTAT AND VOID YOUR WARRANTY MISC3 MISC3 OK IMPORTANT CAUTION DEHUM W3 PROG HUM MIS...

Page 72: ...to page 14 4 14 5 for more details on programming this output Possible TIME scenarios 1 An exterior lighting system that needs to be energized every day between the hours of 8pm and 1am 2 A sprinkler system that needs to be energized every day between the hours of 2am and 4am Continued on the next page Press MODE PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM butt...

Page 73: ...or 1 Day Programming 7 Day Different program for each day 1 Day Same program every day Adjust the program mable output start time for Monday 24 Hours Select the day of the week Time Based Control of the Programmable Output Time Based Control of the Programmable Output NC NO Programmable Output Polarity NC Normally Closed to turn off between the start and stop times in steps 34 and 35 NO Normally O...

Page 74: ...ng Yes then pressing FAN will copy the previous day s program If yes is selected each time this routine will repeat Once configuration of the programmable output has been completed press the MODE button to move on to the next setup step or press the PROGRAM button to exit Advanced Setup Time Based Control of the Programmable Output Time Based Control of the Programmable Output If No is selected as...

Page 75: ...5 degrees Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press MODE PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Press Adjust the programmable output setpoint o o 35 125 Se...

Page 76: ... times to set the programmable output for Aux web based operation Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Setup 3 ...

Page 77: ...Installing the Remote Sensors 15 2 Controlling or Reading the Remote Temperature RS1 15 3 Averaging the Remote Sensor RS1 with the Thermostat Sensor 15 4 SECTION 15 Programming Remote Sensor Operation Programming Remote Sensor Operation 15 ...

Page 78: ...ed sensor can be connected to the thermostat with up to 150 of 18 ga 300 of 20 ga or 450 of 22 ga unshielded therm ostat wire If multiple sensors are wired to the thermostat then the total wiring distance of the furthest sensor should be used in determin ing the appropriate wire gauge The wired sensor can be connected to the thermostat using a two or three wire installation If a two wire instal la...

Page 79: ...eatedly until this setup screen appears Note Press the MODE button momentarily to move through the setup screens Press and hold the MODE button to move back wards through the setup screens 15 Remote Setup 37 Control Sensor RS1 If step 37 is set to CONTROL to the remote sensor the thermostat will ignore the reading of its internal temperature sensor and only display the temperature reading from the...

Page 80: ...average of the thermostat s internal sensor and the remote RS1 sensor s f multiple remote temperature sensors are installed on RS1 they will automatically average together Remote Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press Optional Remote Sensor Operation ON Averages thermostat sensor with Rem...

Page 81: ...1 Section 16 Contents Dry Contact Operation 16 2 Dry Contact Polarity 16 2 Dry Contact Programming 16 3 Random Start Operation 16 4 SECTION 16 Programming the Dry Contact Programming the Dry Contact 16 Carrier ...

Page 82: ... in step 39 If the dry contact is not going to be used select NO in step 39 below DRY CONTACT POLARITY The terminals may be set to be Normally Open NO or Normally Closed NC in step 40 If NO is selected the dry contact will operate when it is forced closed If NC is selected the dry contact will operate until it is forced open Set to YES if the dry contact will be used Set to NO if the dry contact w...

Page 83: ...nergized Service Pan Occupied 1 Setup 4i occupied 1 Connect wires to a time clock or other device to force the thermostat into Occupied 1 Y1 G R C MISC2 CK1 CKGND W1 O B MISC1 RS 5 RS1 RSGND W2 RS2 MISC3 Y1 G R C MISC2 CK1 CKGND W1 O B MISC1 RS 5 RS1 RSGND W2 RS2 MISC3 OR Occupied 1 Service Pan PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup s...

Page 84: ...uts of the thermostat for a random amount of time This delay helps to keep multiple thermostats from energizing their outputs at the same time each day Closure of the Dry Contact to force Occupied 1 time period If step 41 previous page is programmed for Occupied 1 then Random Start will lockout all outputs of the thermostat for a random amount of time when a Dry Contact closure occurs depending on...

Page 85: ...Page 17 1 Section 17 Contents Setting up the Thermostat for Light Activated Operation 17 2 Adjusting the Light Sensor 17 3 SECTION 17 Light Activated Operation Light Activated Operation 17 Carrier ...

Page 86: ...hould be set to OFF Section 6 The thermostat must be in Program On mode for light activation to have any effect Page 17 3 explains how to adjust the light sensitivity for this type of operation Page 17 2 Setting up the Thermostat for Light Activated Operation Setting up the Thermostat for Light Activated Operation 42 Setup Light Sensor The Light Sensor is located on the top of the thermostat NOTE ...

Page 87: ...rying lighting conditions light activation may not be suitable for all installations To check for correct sensitivity place the thermostat in the Program On mode When the lights are on the thermostat should enter Occupied 1 and blink the Occupied 1 icon If the thermostat does not enter Occupied 1 while the lights are on use the supplied screw driver to turn the light sensor screw clockwise until t...

Page 88: ...turn the system on before 8am in an effort to bring the temperature to its correct setting at exactly 8am The P374 2900 learns from experience so please allow 4 8 days after a program change or after initial installation to give Energy Save time to adjust to local weather the construction of your business and your heating and cooling system Press the PROGRAM button to leave the Setup screens If no...

Page 89: ...Resetting the Service Filter Fan Run Time Alerts 19 2 Setting and Resetting the UV Light Run Time Alerts 19 3 Setting and Resetting the Humidify Run Time Alerts 19 4 SECTION 19 Programming Run Time Alerts Programming Run Time Alerts 19 Carrier ...

Page 90: ...hile holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press Reset the counter to 0 to remove the Service Filter icon from the display Press FAN 0 1950 hours 0 Service Filter S...

Page 91: ...ter 30 seconds PROGRAM Press 0 1990 days 0 UV Light Setup 46 Service PROGRAM MODE MODE Reset the counter to 0 to remove the Service UV Light icon from the display Press FAN 0 UV Light Setup I8 Service Days since the UV Light icon has been reset Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appea...

Page 92: ...e Humidify PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Reset the counter to 0 to remove the Service Humidify icon from the display Adjust the number of days in increments of 10 before the Service Humidify icon appears 0 Off 0 1990 days Days since the last reset of the...

Page 93: ...cified in step 1 0 99 days Select the number of days that the Holiday schedule will be in effect A value of 0 disables Holiday mode y I Setup 0 Press Press the HOLIDAY button to enter the Holiday programming setup steps HOLIDAY Press HOLIDAY Press the HOLIDAY button to exit the setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds You cannot set the Heat...

Page 94: ...5 72 74 7 56 We 1 y 2 Press OVERRIDE Overriding the Holiday Mode Overriding the Holiday Mode Pressing the OVERRIDE button during Holiday Mode will temporarily force the thermostat into Occupied 1 comfort settings for 30 min The remaining Override time will alternate with the clock display The Override timer can be set up to a maximum of four 4 00 hours in increments of 30 minutes If the timer has ...

Page 95: ...Page 21 1 Section 21 Contents Configuring the Jumpers 21 2 Explanation of Jumper Settings 21 3 SECTION 21 Configuring the MISC Outputs Configuring the MISC Outputs 21 Carrier ...

Page 96: ...en set for DEHUM dehumidification operation and the MISC1 jumper has been set for PROG programmable operation NEVER PUT MORE THAN ONE JUMPER ON THE SAME MISC JUMPER BLOCK DOING SO MAY DAMAGE YOUR THERMOSTAT MISC3 MISC3 OK W3 PROG HUM DEHUM MISC3 MISC2 MISC1 Y2 MISC1 ONLY CAUTION 21 HP GAS B O ELEC GAS FAN W1 Y1 G R C MISC2 W2 MISC1 RS2 RSGND MISC3 RS 5 Rs1 W3 HUM DEHUM MISC3 MISC2 MISC1 Y2 MISC1 O...

Page 97: ... the backplate will control a third stage of heat Explanation of Jumper Settings Explanation of Jumper Settings And Heat Setpoint Cool Setpoint Deadband Deadband Deadband Deadband Deadband db 1 db 1 db 2 db 2 db 3 adj 1 6 adj 0 10 adj 0 10 adj 0 10 adj 1 6 1st Stage turn on 2nd Stage turn on 3rd Stage turn on 1st Stage turn on 2nd Stage turn on Heating Cooling TEMPERATURE DECREASE INCREASE W3 MULT...

Page 98: ...DEHUM the corresponding MISC screw terminal on the backplate will be connected to the dehumidification terminal of a furnace board NOTE Not all furnaces have a dehumidification terminal DEHUMIDIFICATION OPERATION SECTION 10 If your HVAC unit is equipped with a dehumidification system the thermostat will operate in one of two ways 1 Normally Closed NC The thermostat will de energize the MISC1 MISC2...

Page 99: ...minal on the backplate will control a second stage of cooling Y2 OPERATION SECTION 13 Control up to two Cool stages The 2nd Stage of cool is turned on when A The 1st Stage has been on for the time required step 27 page 13 6 It is adjustable from 0 60 minutes and the default is two minutes B The temperature spread from the setpoint is equal to or greater than the setpoint plus the deadband step 24 ...

Page 100: ...ermostat to the Factory Default Settings 22 2 Calibrating the Temperature and Humidity Sensors 22 3 Viewing the Remote Temperature Sensors 22 4 SECTION 22 Factory Defaults Calibration and Sensors Factory Defaults Calibration and Sensors 22 Carrier ...

Page 101: ...default values see page 24 1 WARNING This will reset all Time Period and Advanced Programming to the default settings Any information entered prior to this reset may be permanently lost Place the thermostat in the OFF mode Press and hold the MODE button While holding the MODE button press and hold the FAN button for 5 seconds All icons will appear on the display After all of the icons appear relea...

Page 102: ...ances it will not be necessary to adjust the calibration of the temperature and humidity sensors If calibration is required please contact a trained HVAC technician to correctly perform the following procedure Place the thermostat in the OFF mode Press the UP and DOWN buttons at the same time twice The thermostat temperature will be displayed and may be calibrated using the UP or DOWN buttons Pres...

Page 103: ...nsor 2 3 Remote Remote Sensor 3 4 Remote Remote Sensor 4 6 Remote Remote Sensor 6 7 Remote Remote Sensor 7 Press the MODE button to return to normal operation PROGRAM 5 Remote Remote Sensor 5 8 Remote Sensor 8 Remote Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens PROGRAM MODE Press the MODE button repeatedly until setup step 48 appears 48 48 48 48 48 4...

Page 104: ...formation see the instruction sheet for the P N 33CSPGMR 01 23 IR RECEIVER REMOTE CONTROL optional accessory When the IR Receiver is connected the thermostat can be controlled using an IR Remote Control The thermostat may also interface with other wireless systems in your home For more information see the instruction sheet for the IR Receiver 33CSIRRCVR 01 ACCESSORY PORT The RJ11 Jack is used to c...

Page 105: ... 0 10 0 10 Pg 4 2 4 3 7 3 7 4 8 2 8 2 8 4 8 4 8 4 10 4 10 4 10 5 10 6 11 2 11 3 11 4 11 5 11 6 12 2 12 2 12 3 13 2 13 3 13 5 13 5 13 5 0 60min 0 60min On Off Off Time Temp Aux NO NC 7Day 1Day Mo Su 24 Hour 24 Hour 35 125 Yes No On Off Yes No NO NC Occ 1 Service Pan Yes No Off On read only 0 1950 0 1990 0 1990 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 Minutes Between Stage 1...

Page 106: ... temperature 1 4 4 8 changeover 2 3 4 5 4 7 24 1 differential see Differential fan 7 2 icon 2 3 lockout 4 3 mode 1 3 AuxHeat icon 2 5 Average remote sensors 15 4 thermostat sensor 15 4 automatically 15 4 b reversing valve 12 2 Buttons down 1 2 2 2 8 3 12 4 fan 1 4 2 2 7 2 12 4 22 2 front panel 2 2 humidity 2 2 5 3 9 4 10 4 Holiday 2 2 5 2 15 3 20 1 mode 1 3 2 2 4 2 8 3 22 2 outside 2 2 5 2 Overrid...

Page 107: ...1 Aux icon 2 5 10 5 DEHUM jumper 10 6 icon 2 5 setpoint 10 3 Delay fan off see Fan time between stages see Time Delay Differential heat and cool 13 2 24 1 humidify and dehumidify 9 2 10 2 Disabled Keypad see Keypad Lockout Drain Pan Overflow Alarm see Dry Contact Dry Contact occupied 1 16 3 24 1 operation 16 2 24 1 polarity 16 2 24 1 service pan 16 3 Random start 16 4 Economizer ECON 21 5 operatio...

Page 108: ...see Deadband droop see Deadband icon 2 3 indicator 2 2 mode 1 3 program see Program run time see Run Time setpoint 1 3 1 4 6 2 6 3 Heat Pump AuxHeat 2 5 emergency heat 12 4 jumper setting 12 2 electric heat pump 12 2 12 3 Hi icon 2 5 5 2 security setpoint 8 4 temperature 5 2 Holiday button see Buttons light activation 17 2 mode 20 1 20 2 programming 20 1 20 2 setpoints 21 1 Humidify icon 2 5 servi...

Page 109: ...eypad Lockout Lo icon 2 5 5 2 security setpoint 8 4 temperature 5 2 Manual changeover 4 4 4 6 cool 4 3 heat 4 3 Maximum Outdoor Temperature see Hi Minimum Outdoor Temperature see Lo MISC jumper see Jumpers output 21 2 21 5 Mode 1 3 2 3 Multi stage Operation 13 4 Non Programmable Thermostat 4 2 4 4 4 5 Normally Open Closed dry contact 16 2 programmable output 14 4 14 6 14 7 dehum terminal 10 6 O Re...

Page 110: ...5 worksheet back page Programmable Output Internet phone control 14 7 jumper setting 14 2 21 3 temperature based control 14 6 time based control 14 3 Programmable Thermostat 4 2 Random Start 16 4 Red Indicator 2 2 Reheat during cool to dehumidify 10 5 electric heating 10 5 function 10 5 W2 10 5 Remote Sensor averaging 15 4 calibrate 22 3 Control to 15 3 15 4 22 1 degree icon blink 15 2 15 4 icon 2...

Page 111: ...tat Sensor averaging 15 4 24 1 calibrate 22 3 Time see Clock Time Delay compressor lockout 13 3 cycles per hour 13 3 24 1 1st to 2nd stage 13 6 24 1 2nd to 3rd stage 13 6 24 1 Time Schedule see Program Unoccupied icon 2 3 operation 6 5 override see Override setpoint 6 2 6 3 UV Light icon 2 5 resetting see Reset run time see Run Time setting see Run Time W3 see Jumpers Warranty 26 1 Web 14 7 Y2 see...

Page 112: ...improper servicing unauthorized alteration or improper operation 3 Failure to start due to voltage conditions blown fuses open circuit breakers or other damages due to the inadequacy or interruption of electrical service 4 Damage as a result of floods winds fires lightning accidents corrosive environments or other conditions beyond the control of the Manufacturer 5 Parts not supplied or designated...

Page 113: ...opy Mon Tue M O N D A Y T U E S D A Y DAY PERIOD HEAT START TIME COOL Unoccupied Occupied 1 Occupied 2 Occupied 3 Printed on recycled paper P N 88 506 Rev 5 Unoccupied Occupied 1 Occupied 2 Occupied 3 Unoccupied Occupied 1 Occupied 2 Occupied 3 Unoccupied Occupied 1 Occupied 2 Occupied 3 Unoccupied Occupied 1 Occupied 2 Occupied 3 Unoccupied Occupied 1 Occupied 2 Occupied 3 Unoccupied Occupied 1 O...

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