Crestron electronic CHV-TSTAT User's Manual
Contents
1. Transformer 24 C 24 VAC 120 VAC 24 R Jumper on P4 between pins 2 and 3 LLL LALLA LLL a E P6 Ue ea HE DEDESED Py _ eX eX Nee Nee vee SSASSaesSs top 5 E L 5 BESS 02S gt no mgle a i NETWORK SEE mlS a d Q O m Ti ALIE m RT P4 z z an Gi T oj 1 Bet Moa Al S oe oe eee ee ol z row Adota en KBEDEDEDE DE DEDEDE pilex a HHH O 4 Backplate Thermostat circuit board NOTE The P4 jumper position is critical to proper operation and depends on the method used to power the thermostat 10 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Three Wire Heating System Connections Backplate FLL LLL Integrated F Control Unit NETWORK PR a Jumper on P4 r a man 2 eee ie 1 am a P4 gum a4 1o H oo ae 2 of aa alll T H n ao HAL ier Esse o Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 11 Thermostats Crestron CHV TSTAT and CHV THSTAT Five Wire Heating Cooling System Connections Backplate C Integrated Control Unit tf C NETWORK P G O on Aw Z STRON ELECTRONICS vy m i2. Detail View of the Advanced CHV THSTAT and CHV TSTAT Symbol Serial Inputs MESSAGE BUTTON LABEL_1 BUTTOM_LABEL_2 BUTTON _LABEL_3 BUTTON LABEL_4 Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 31 Thermostats Crestron CHV TSTAT and CHV THSTAT Thermostat Symbol Definitions The following tables contain a detailed description of the inputs and outputs for the basic and advanced CHV TSTAT and CHV THSTAT symbols firmware version 1 1 or lower only NOTE For the simplest possible programming connect an appropriate analog signal to SETPOINT_1 and possibly SETPOINT 2 System Mode Related Digital Joins Signal Name Symbol I O Definition SYS_MODE_OFF Both Input Forces off mode no HVAC system operation SYS_MODE_HEAT Both Input Forces heat only mode when asserted SYS_MODE_COOL Both Input Forces cool only mode when asserted SYS_MODE_AUTO Both Input Forces auto mode when asserted SYS_MODE_EHEAT Both Input Forces emergency heat only mode on heat pump systems SYS_MODE_OFF_F SYS_MODE_HEAT_F SYS_MODE_COOL_F SYS_MODE_AUTO_F SYS_MODE_EHEAT_F Has no effect if sent to a heat cool H C system Both Output Outputs for the joins above Can be used as feedback to show actual system mode status since the mode can be changed from the thermostat end or through Cresnet Joins are either available in both basic and advanced symbols or in the advanced symbol only
3. A type of heating system that uses a blower motor to move air through the furnace and into the ductwork Furnace Equipment used to convert heating energy such as fuel oil gas or electricity to usable heat It usually contains a heat exchanger a blower and the controls to operate the system Heat Exchanger A device for the transfer of heat energy from the source to the conveying medium of air or water Most common combinations are Refrigerant to air or Refrigerant to water DX Water to air hydronic Steam to air Steam to water Heat Pump A unit that both cools and heats A heat pump system can be either a split system or a packaged system A heat pump can be used in conjunction with a gas oil LP furnace using the furnace instead of electric resistance heat when temperatures fall below about 35 F Humidity The total amount of moisture in air Relative humidity RH is the amount of moisture in air relative to its total capability based upon its temperature dewpoint Moisture will condense on surfaces that are below this dewpoint HVAC Heating ventilation and air conditioning Setpoint The thermostat temperature set to begin heating or cooling Time Delay Timer Guards Refers to a safety device or circuit that will not allow restart for 5 minutes Two Stage Heating The heating unit starts out running in its first stage and operates at about 68 of its capacity When the temperature outside g
4. _ OUTOOOR_TEMP OUTDOOR_TEMP_F l SETPOINT 1 SETPOINT _1_F SETPOINT 2 SETPOINT 2_F HUM_SETPOINT HUM_SETPOINT _F OUTOOOR_HUM OUTDOOR_HUMID_F REGULATION _TEMP_F REGULATION HUMIC F INDOOR HUM 28 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats CHV THSTAT AND CHV TSTAT ADVANCED SYMBOL The advanced symbol allows additional functionality including Global Update and Global Page display Function pages and System Messaging Refer to page 32 for a detailed description of the inputs and outputs firmware version 1 1 or lower only Detail View of the Advanced CHV THSTAT and CHV TSTAT Symbol Digital Inputs Outputs BJ ip 29 CHY TSTAT Advanced Programming CH Y TSTAT THSTAT Advanced z iol CHWTSTATITHSTAT Advanced SY53 MODE HEAT SY35 _MODE_HEAT F SYS _MODE_COOL EVS _MODE_COOLF TS EYS MODE AJTO EVS MODE_AJTOF lH 375 MODE _EHEAT 5Y5_MODE_EHEAT F _ st FAN MODE AJTO FAN MODE_AJTO_F SH FeN_HODE_OM FeN_MODE_OM_F _ TT st HUMIDIFIER EN HUMIDIFIER _EN_F eS GLOBAL_UPDATE_BTM_F MESSAGE _JCON_ON FF FROMT_PANEL_LOCKOUT OS TF hf sh FUN_BACKLIGHT a a HOLD_F BTH_PRESS_1_F BTH_PRESS_2F BTN_PRESS_3_F BTM_PRES3_4_F HEAT 1 F HEST F AUS_HEAT_F Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 29 Thermostats Crestron CHV TSTAT a
5. LCD_CONTRAST_F Advanced Output LCD contrast value 1 10 TEMP_DISP_OFFSET_F Advanced Output Offset to be added to measured temperature value to correct display to user preference 6 6 degrees Setup Related Digital Joins Signal Name Symbol I O Definition HEAT_COOL SYS_F Advanced Output Asserted when the system is heat cool type as opposed to heat pump HEATPUMP_SYS_F Advanced Output Asserted when system type is heat pump Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 35 Thermostats Setup Related Digital Joins continued Crestron CHV TSTAT and CHV THSTAT Signal Name Symbol 1 0 Definition DUAL_FUEL_HP_F Advanced Output Asserted when dual fuel heat pump system declared In conventional heat pump systems aux heat may be used to supplement heat pump heat In dual fuel setups the aux heat output runs in place of the heat pump in cold weather Requires outdoor temperature sensor RADIANT_F Advanced Output Asserted when a heat cool system is declared as Radiant Radiant systems require slightly different control characteristics than forced air systems FAN_IN_HEAT_F Advanced Output Asserted when Run Fan in Heat is yes Most heating systems control the fan if it is needed but some systems may require the fan to be controlled by the thermostat HEAT_1_STG_F Advanced Output Asserted when one stage of heat is defi
6. VIEW to select preferences Press the Arrow keys A V to select the value of the parameter Anticipators SETUP SYSTEM PERF Heat Anticipator Cool Anticipator Auto Mode DdBand HP Balance Pt AUX Balance Pt valid selections are 1 through 6 Low number more frequent cycles and faster response tighter regulation High number less frequent cycles and slower response looser regulation Auto Mode Dead Band valid selections are 2 through 6 The minimum differential between heating and cooling setpoints Dual Setpoint Auto set to Yes in Display Options on page 19 HP Balance Point Heat Pump Systems only Minimum outdoor temperature at which the heat pump will run requires outdoor sensor AUX Balance Point Heat Pump with Aux only Maximum outdoor temperature at which Aux Heat System supplements the heat pump requires outdoor sensor NOTE Setting the HP Balance Point to 0 can disable Heat pump Setting the Aux Balance Point to 90 can disable Aux Heat 3 Humidifier Fan Options Press the MODE button to access the HUMIDIFIER FAN OPTIONS Press VIEW to select option Press the Arrow keys A Y to select the value of the parameter Display Humidity Pages Yes or No Cold Weather Compensation SETUP pogo ere Yes or No Modifies the humidifier output Diep AU mety rae to prevent condensation on the windows Cold Weather Comp Run Fan in Ht Calls 18 e Thermostats CHV TSTAT a
7. Y N Requires an outdoor temperature sensor Run Fan in Heat Calls Yes or No Most heating systems run the fan automatically If your heating system requires fan control select Yes nd CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats 4 Device Options Press the MODE button to access the DEVICE OPTIONS Press VIEW to select options Press the Arrow keys A Y to select the value of the parameter Select Network ID Valid entries are 03 to FE in Hex to match the network ID set for the thermostat in SIMPL Windows SETUP DEVICE OPTS Network ID 5 LCD Contrast Select LCD Screen Contrast 1 Lighter through 10 Darker Firmware Version 1 1 Bld 133 5 Screen Options Press the MODE button to access the SCREEN OPTIONS Press VIEW to select each option Press the Arrow keys A F to select the value of the parameter NOTE The pages in the following setup screen refer to the screens that are seen by the user when the VIEW key is pressed in the normal operating mode Outdoor Page Temperature humidity of the outside sensor if the optional sensor is installed May also be imported from Cresnet Global Page Temperature humidity selection for entire house Allows setting of temperature humidity throughout a multi thermostat system from a single location Must be wired and programmed as part of a Cresnet system Remote Function Page s When part
8. Options do not appear on this screen if these sensors are not connected NOTE Declared outdoor temperature humidity sensors should have both TEMP and HUM declared as OD Outdoor 8 SERVICE TEST Press the MODE button to access the SERVICE TEST setup screen Press VIEW to select each parameter Press the Arrow keys A F to select the value of the parameter e HI Single Stage Heating e H2 Two Stage Heating e CI Single Stage Cooling e C2 Two Stage Cooling NOTE This screen bypasses all system delays and is used by the installer to manually operate the HVAC system Only one system can be run at a time Heat Call Choose Off H1 or H2 Cool Call SETUP SERVICE TEST Choose Off C1 or C2 Heat Call OFF Cool Call OFF Aux Heat ON or Off Aux Heat Call OFF Humidifier Call OFF Fan Run Call OFF Only appears on heat pump systems Humidifier Call On or Off CHV THSTAT only Fan Run Call ON or OFF Press MODE button to return to the first screen Simultaneously press and hold the MODE and VIEW buttons to return to normal operation mode Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 21 Thermostats Main Screen Crestron CHV TSTAT and CHV THSTAT Operating the Thermostat After setup configure the thermostat using the following screens 66 S HEAT ONLY 43 ONLINE H1 System Mode Screen System Mode view HEAT COOL AUTO OFF
9. a Backplate Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Thermostat Setup and Operation Setup Procedure After the thermostat is installed it is necessary to set it up Follow these directions Press and hold the MODE and VIEW buttons simultaneously for five seconds to access the setup menus The following SETUP screens appear in this order firmware version 1 1 or lower 1 SYSTEM 2 SYSTEM PERFORMANCE 3 HUMIDITY FAN OPTIONS 4 DEVICE OPTIONS 5 SCREEN OPTIONS 6 DISPLAY OPTIONS 7 SENSORS 8 SERVICE TEST Use the MODE button to advance to the next setup screen 1 System Press VIEW to select the parameter Heating System Type Heat Cool or heat pump Heat stages 1 or 2 Cool Stages 1 or 2 and radiant or forced air system A box appears around the selected parameter Press the Arrow keys A Y to enter the value of the selected parameter SETUP SYSTEM Heat Sys Type Heat Stags Cool Stags Radiant Forced Air H C 1 Heat Cool H C or Heat Pump Hpump One or Two Stages Forced Air or Radiant choice for Heat Cool systems HP Aux or D Fuel Dual Fuel choice for Heat Pump Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 17 Thermostats Crestron CHV TSTAT and CHV THSTAT 2 System Performance Press the MODE button to access the next menu SYSTEM PERFORMANCE Press
10. a period of one 1 year touchscreen display and overlay components are covered for 90 days batteries and incandescent lamps are not covered This warranty extends to products purchased directly from CRESTRON or an authorized CRESTRON dealer Purchasers should inquire of the dealer regarding the nature and extent of the dealer s warranty if any CRESTRON shall not be liable to honor the terms of this warranty if the product has been used in any application other than that for which it was intended or if it has been subjected to misuse accidental damage modification or improper installation procedures Furthermore this warranty does not cover any product that has had the serial number altered defaced or removed This warranty shall be the sole and exclusive remedy to the original purchaser In no event shall CRESTRON be liable for incidental or consequential damages of any kind property or economic damages inclusive arising from the sale or use of this equipment CRESTRON is not liable for any claim made by a third party or made by the purchaser for a third party CRESTRON shall at its option repair or replace any product found defective without charge for parts or labor Repaired or replaced equipment and parts supplied under this warranty shall be covered only by the unexpired portion of the warranty Except as expressly set forth in this warranty CRESTRON makes no other warranties expressed or implied nor authorizes any other p
11. control other devices lighting alarms etc interact with other thermostats receive messages from the Crestron system import and export temperature and humidity information The basic symbol while simpler still provides all the necessary connections to operate and control a Heating Ventilation and Air Conditioning HVAC system Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 27 Thermostats Crestron CHV TSTAT and CHV THSTAT CHV TSTAT AND CHV THSTAT BASIC SYMBOL The following diagram shows the basic thermostat symbols in the SIMPL Windows Programming Manager firmware version 1 1 or lower only Refer to page 32 for a detailed description of the inputs and outputs Detail View of the Basic CHV THSTAT and CHV TSTAT Symbol Digital Inputs Outputs my iD 03 CH THSTAT Basic Programming CHY TSTAT THSTAT Basic lgj c_y c_y r es ee gt ee ee CHW TSTATITHSTAT Basic 45_MODE_OFF 5_MODE_OFF_F 45_MODE_HEAT 3_MODE_HEAT_F 4 5_MODE_COOL 3 5_MODE_COOLF 45_MODE_AUTO S S_MODE_AUTO_F 5_MODE_EHEAT 5_MODE_EHEAT_F FAN MODE AJTO FAN MODE_AJTO_F FaN MODE_ON FAN MODE_ON_F HUMIDIFIER _EN HUMIDIFIER _EN_F FRONT PANEL LOCKOUT HOLD F HEAT1_F HEAT EF AU HEAT F COOLIF COOL F Fan_F HUMIDIFIER F Detail View of the Basic CHV THSTAT and CHV TSTAT Symbol Analog Inputs Outputs N n_a _ _
12. distribute the reading to other thermostats for display purposes The regulation humidity that a thermostat is using This is the average of the humidity sensor inputs declared use in set up This output is only active when a thermostat setup has humidity sensing capability either by being a CHV THSTAT or a CHV TSTAT with humidity remote Analog Humidity value of built in sensor Analog Output will send out the sensor values even if the sensor is declared omit Humidity value of remote 1 sensor Analog Output will be zero if the sensor is not installed Output will send out the sensor values even if the sensor is declared omit Humidity value of remote 2 sensor Analog Output will be zero if the sensor is not installed Output will send out the sensor values even if the sensor is declared omit HVAC Related Analog Joins NOTE All temperatures except for setpoint values are expressed in tenths of degrees For example sending 703 means 70 3 Signal Name Symbol 1 0 Definition SETPOINT _1 Both Input SETPOINT_1_F Both SETPOINT 2 Both Output Input SETPOINT 2 F Both OUTDOOR_TEMP Both Output Input OUTDOOR_TEMP_F Both Output The primary setpoint value in whole numbers Example 71 means the setpoint is 71 degrees It is the value used in heat cool and aux heat only modes When operating in auto mode setpoint_1 can mean two things depending on setup If the option dual set
13. second stage of the cooling equipment energizes and the cooling system operates at full capacity 2 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Specifications The following table provides a summary of specifications for the CHV TSTAT and CHV THSTAT CHV TSTAT and CHV THSTAT Specifications SPECIFICATION DETAILS Power Requirements 2 Watts 24 VAC 83mA Heating or Cooling System Supplied Crestron power factor lt 1 Watt required for Cresnet communication only Default Network ID 2A Control System Update Files 2 Series Control System Version C2 2004 CUZ or later CEN CN TVAV Version 5 10 13V UPZ or later CNMSX AV PRO Version 5 07 05X UPZ or later CNRACKX DP Version 5 07 06W UPZ or later ST CP Version 4 00 49S UPZ or later LCD Display 128 x 64 Transflective 2 75 in 6 99 cm Screen Viewing Angles Y Dir X 0 50 from top 50 from bottom X Dir X 10 50 from right 50 from left Humidity Range 0 100 Auto Setpoint Range union of heat 38 99 F 3 37 C and cool setpoint ranges Heat Only Setpoint Range 38 89 F 3 32 C Cool Only Setpoint Range 59 99 F 15 37 C Temperature Measurement Range 0 110 18 43 C Dimensions and Weight Height 3 75 in 9 50 cm Width 5 00 in 12 70 cm Depth 1 04 in 2 63 cm Weight 5 80 oz 165 g Firmware Update Files CHV TxSTAT v
14. slot in System Views The PRO2 system tree displays the thermostat symbol in Slot 9 with a default NET ID of 2A as shown in the example graphic below C2Net Device Slot 9 E E Central Control Modules PRO2 HB Slot 04 C21 COME Built in 6 RS 232 422 485 Ports C21 COM6 EE Slot 05 C21 1R8 8 Port IR 1 Wway RS 232 Card C21 1R8 B Slot 06 C21 108 Built in Digital 1 0 Analog Input Card C21 108 Slot 07 C2 RY8 Built in 8 Low Voltage Isolated Relays C21 R Y8 Slot 09 Cresnet C2Net Device re ID 24 CHV TSTAT THSTAT Advanced CHY THSTAT Advanced Programming f ME Slot 10 C21 PRO2 LCDPANEL Pro2 Front Panel C2l PRO2 LCDPANEL a Signal List Setting the Net ID in Device Settings Double click the thermostat icon in the upper pane to open the Device Settings window This window displays the device information Select the Net ID tab to change the Net ID as shown in the following graphic Device Settings Window for the CHV THSTAT Device Settings Crestron CHY THSTAT Ady x Device Name NetID Connection Sheet Device Info NetID 24 z Cancel spply Basic and Advanced Symbols in Programming Manager Programming Manager is where programmers program a Creston control system by assigning signals to symbols You may choose between two different symbol sets for the thermostats advanced and basic The advanced symbol allows a broader range of functions including the ability to
15. systems to maintain that setpoint temperature NOTE The Offset option permits recalibration of the room temperature sensor There are various reasons why users may want to adjust the temperature The selection number is the number of degrees added or subtracted to the actual temperature The range is 6 to 6 Factory default is 0 This adjustment changes the actual regulated temperature not just the display 7 Sensors Press the MODE button to access the SENSORS Press VIEW to select each sensor type Press the Arrow keys A V to select the value of the parameter NOTE The sensors are used for Temperature Humidity Averaging Choose USE to include each sensor or OMIT to exclude each sensor in the averaging equation NOTE The thermostat will not leave the setup mode unless a valid sensor selection is made An omitted remote humidity sensor fora CHV TSTAT does not prevent setup exit 20 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Select Sensor Type Temperature and or Humidity SETUP SENSORS va Sensor TEMP HUM Internal Sensor Temperature Humidity in CHV THSTAT Internal OMIT Remote 1 J as Temperature only in CHV TSTAT Remote 2 USE OMIT Remote Sensors CHV RTS temperature only sensor CHV RTHS temperature humidity sensor Sensors may be indoor or outdoor Choose USE OMIT or Outdoor OD NOTE Remote and Remote 2
16. thermostat and connect wiring as required wiring goes through center hole on back plate NOTE Ensure the correct position of the P4 jumper refer to pages 10 11 12 and 13 3 Attach back plate to drywall with screws and anchors anchor hardware not provided 60 inches above the finished floor Thermostat may also be mounted to a single gang box mounted horizontally using the two 6 32 x 1 in panhead screws provided If using a five sided single gang box fill with insulation material to minimize wall air ingress Ensure that the thermostat is level and the ventilation holes in the backplate are not blocked 4 Note orientation of front plate connection leads and reattach the front plate on the back plate make sure front plate snaps in place and no wires are pinched NOTE If replacing an existing thermostat make note of the wire colors and positions before removing the old thermostat Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 15 Thermostats Crestron CHV TSTAT and CHV THSTAT Installation View Single gang electrical box horizontal mounting NOTE Install insulation in the gang box to prevent inaccurate readings 16 Thermostats CHV TSTAT and CHV THSTAT Mounting s Screws Q not provided ee SS S we ge z S ye Single gang electrical box not provided Wall Anchors not provided
17. 1 1 UPG Only 1 The latest versions can be obtained from the Downloads Software Updates section of the Crestron website www crestron com Refer to NOTE after last footnote 2 Crestron 2 Series control systems include the AV2 and PRO2 Consult the latest Crestron Product Catalog for a complete list of 2 Series control systems 3 CNX update files are required for either CNMSX AV Pro or CNRACKX DP Filenames for CNX update files have a UPZ extension and ST CP files are in one EXE or zipped UPZ file To avoid program problems make certain you are using the update file with the correct suffix letter e g S V W X NOTE Crestron software and any files on the website are for Authorized Crestron dealers only New users may be required to register to obtain access to certain areas of the site including the FTP site Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 3 Thermostats Crestron CHV TSTAT and CHV THSTAT Physical Description Refer to the illustrations below and on next page The CHV TSTAT and CHV THSTAT are enclosed in a plastic enclosure with four buttons and an LCD display on the front The back of the unit has ventilation slots and holes for mounting the unit and wiring The ventilation slots must be unobstructed for airflow to the unit Physical View of CHV TSTAT and CHV THSTAT Current Set Point indicates desired temperature or temperature range in auto mod
18. AUX HEAT ONLY Fan Mode Screen Fan Mode AUTO on The Main Screen displays the Current Temperature System Mode Fan Mode and Set Point temperatures The CHV THSTAT also displays Relative Humidity and Humidifier Mode Press the up A arrow button to increase the set point temperature Press the down V arrow button to decrease the set point temperature NOTE If you selected Yes in setup screen 6 for Dual Setpoint Auto pressing MODE toggles between the Heat and Cool setpoints This screen also indicates the system currently running H1 Heat System or Stage 1 Heat System H2 Stage 2 Heat System AX Auxiliary Heating System C1 Cooling System or Stage 1 Cooling System C2 Stage 2 Cooling System MODE Button It may also be necessary to access the following series of screens Pressing the MODE button allows the user to access the following screens 1 System Mode Fan Mode Humidifier Crestron System Global Update 1 SYSTEM MODE The System Mode screen appears when the MODE button is initially pressed Use the up Aand down Warrow buttons to select HEAT COOL AUTO OFF or AUX Heat Only AR wo NOTE The AUTO selection allows the system to switch between Heat and Cool automatically as needed to maintain the temperature NOTE The AUX HEAT ONLY is for the backup heating system on Heat Pump systems only Allows the backup system to operate without oper
19. Crestron CHV TSTAT amp CHV THSTAT Thermostats Operations and Installation Guide Firmware Version 1 1 and Earlier CRESTRON This document was prepared and written by the Technical Documentation department at CRESTRON Crestron Electronics Inc 15 Volvo Drive Rockleigh NJ 07647 1 888 CRESTRON All brand names product names and trademarks are the property of their respective owners 2004 Crestron Electronics Inc Crestron CHV TSTAT and CHV THSTAT Contents Quick Installation Reference 0 ccccccccceceesseceseceeseecsseceeseecsseeeseeeees Thermostats CHV TSTAT and CHV THSTAT Introduction 00 6 ccs t ha Reha een ae RAR E E Eea Functions and Features ccsccesceesecscecseeeeeeseeseeeeseeeeeeetens Specifications Ace 4 cael ia ed awk A e R E Physical Description ennenen a n Industry Compliance ccecccececsseeseeeeeeeeceseeeeeeeeeenseenteensees Network Wiritg cceccesccssecsseesseeeeeeeceeeceecneceeeneesseenaeenaes Identity Codeine i eeen System Connections cesccesecsecsseeseeeeeeeeeeeseeeeeseceseenaeenaes Wiring Diagrams ssssssesseeseressseeresersesstsressesrtsesresessreressesresresersreseeet Separately Powered by an independent transformer Three Wire Heating System Connections ssssesesseeeeeeeee Five Wire Heating Cooling System Connections Heat Pump Connections Single amp Two Stage ce Tinstallationsacy csi g2 3 vec
20. E_ICON_ON Advanced Input Causes the front panel third text line to flash view msg alternately with on line offline alerting the user to check a message that was sent to the thermostat FRONT_PANEL_LOCKOUT Both Input Causes the buttons on the thermostat to become inoperable when asserted Useful for locking out changes in operation by users RUN_BACKLIGHT Advanced Input Triggers the backlight to turn on for its 8 seconds BTN_PRESS_1_F Advanced Output Asserted for the duration that remote button 1 is pressed up button remote page 1 BTN_PRESS_2_F Advanced Output Asserted for the duration that remote button 2 is pressed down button remote page 1 BTN_PRESS_3 F Advanced Output Asserted for the duration that remote button 3 is pressed up button remote page 2 BTN_PRESS_4 F Advanced Output Asserted for the duration that remote button 4 is pressed down button remote page 2 MSG_WAITING_F Advanced Output Asserted when an indirect text message is received on message join and latched until the user presses the CLR button on the message screen Humidifier Related Joins all analog values are in whole NOTE All humidity related analog values are input and output as whole numbers Example For 47 humidity the reading is sent as 47 Signal Name Symbol 1 0 Definition HUMIDIFIER_EN Both Input Enables the humidistat operations when asserted Digital HUMIDIFIER_EN_F Both Output Feedbac
21. Fan Mode Related Digital Joins Signal Name Symbol 1 0 Definition FAN_MODE_AUTO Both Input Forces auto fan mode when asserted FAN_MODE_ON Both Input Forces fan ON mode fan runs continuously FAN_MODE_AUTO_F Both Output Feedback for the auto fan mode join above FAN_MODE_ON_F Both Output Feedback for the on fan mode join above System Operation Feedback Digital Joins Signal Name Symbol 1 0 Definition HEAT1_F Both Output Asserted for the duration that heat stage 1 is running HEAT2_F Both Output Asserted for the duration that heat stage 2 is running AUX_HEAT_F Both Output Asserted for the duration that auxiliary heat is running Heat pump only COOL1_F Both Output Asserted for the duration that cooling stage 1 is running COOL2_F Both Output Asserted for the duration that cooling stage 2 is running FAN_F Both Output Asserted for the duration that the fan is on for any reason HUMIDIFIER_F Both Output Asserted for the duration that the humidifier is running HOLD_F Both Output Indicates that the thermostat has been set offline by the user active offline inactive online 32 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Other Digital Joins Signal Name Symbol I O Definition GLOBAL_UPDATE_BTN Advanced Output Output that is asserted when the global update send button is pressed MESSAG
22. PL Windows Crestron CHV TSTAT and CHV THSTAT 2 Series control processors Refer to Doc 8163C for complete descriptions and procedures concerning firmware version 2 0 Programming with Crestron D3 Pro Crestron D3 Pro offers automatic programming for residential and commercial systems The interface of this tool guides you through a few basic steps for designating rooms and specifying the control system devices and functionality Crestron D3 Pro then programs the system including all control system logic Crestron D3 Pro is fully integrated with the Crestron suite of software development tools and accesses these tools behind the scenes enabling you to easily create robust systems Programming with SIMPL Windows NOTE The following assumes that the reader has knowledge of SIMPL Windows If not refer to the extensive help information provided with the software NOTE In the following description the PRO2 control system is used SIMPL Windows is Crestron s software for programming Crestron control systems It provides a well designed graphical environment with a number of workspaces i e windows in which a programmer can select configure program test and monitor a Crestron control system SIMPL Windows offers drag and drop functionality in a familiar Windows environment This section describes a sample SIMPL Windows program that includes a CHV TSTAT Configuration Manager is where programmers build a Crestron c
23. The CHV TSTAT provides temperature control while the CHV THSTAT provides temperature and humidity control Temperature and humidity information is provided through a transflective LCD display Four front panel buttons and the LCD display provide temperature and or humidity indication and control current system status and current fan mode The LCD also provides status indicators denoting when Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 1 Thermostats Crestron CHV TSTAT and CHV THSTAT heat cool humidity or fan outputs are energized a message indicator so users know when a message is waiting to be read a net indicator to denote when the network is active and a hold indicator that identifies when the thermostat is overriding the Cresnet temperature set point commands Remote Sensors Firmware release 1 1 and earlier supports the addition of two optional remote sensors temperature only CHV RTS and or temperature humidity CHV RTHS for both thermostats Outdoor conditions can be imported from the optional external sensors CHV RTS or CHV RTHS temperature and temperature humidity respectively For additional information about the sensors refer to the latest revision of the CHV RTS amp CHV RTHS Installation Guide Doc 8189 which is available from the Crestron website www crestron com NOTE The CHV TSTAT and CHV THSTAT allow the user to set a temperature that the heating and or cooli
24. Till a sia E fol Jumper on P4 H B E P4 between pins 1 a i pi and 2 i T a a if P4 g pe L k B B B E 10 ep T eee y Ps o Sm E Sono wens c ra 12 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Heat Pump Connections Single amp Two Stage Aux Heat connected to W W1 RH and RC jumped together Backplate C FLA Le Integrated Control Unit Ac NETWORK Cy R AG ZO Z Aux ee Stage See Ea papmesta ima ima aai i Ai dg P4 n a kt B E i H O em F ma O 2 ements Hey P 30 A Bomen roinn E alo NOTE For wiring details refer to the general Heat Pump schematic on the following page Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 13 Thermostats Crestron CHV TSTAT and CHV THSTAT Generalized Two Stage Heat Pump Schematic Backplate el F F f Fan Reay k l eee SSASseaess top Sales 1 Stage Compressor Se See 2Eeeeeesa a gt NO po BAS SiageCompressor f NETWORK Changeover Valve Q O ee Oe S8assaess Heat Pump i OTE Transformer ara
25. arty to offer any warranty including any implied warranties of merchantability or fitness for a particular purpose Any implied warranties that may be imposed by law are limited to the terms of this limited warranty This warranty statement supercedes all previous warranties Trademark Information All brand names product names and trademarks are the sole property of their respective owners Windows is a registered trademark of Microsoft Corporation Windows 95 98 Me XP and WindowsNT 2000 are trademarks of Microsoft Corporation 42 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats This page intentionally left blank Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 43 CRESTRON Crestron Electronics Inc Operations and Installation Guide DOC 8163B 15 Volvo Drive Rockleigh NJ 07647 03 04 Tel 888 CRESTRON Fax 201 767 7576 Specifications subject to www crestron com change without notice
26. ating the heat pump 2 FAN MODE Pressing the MODE button again displays the Fan Mode screen Use the up Aand down Y arrow buttons to select AUTO or ON NOTE In AUTO the fan runs only when the system calls for heat or cool In ON the fan runs continuously 22 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Humidifier Screen ENABLED DISABLED Crestron System Screen Crestron Sys HOLD Global Update Screen Global Update a Humidity Screen Humidity SOs 3 Humidifier CHV THSTAT ONLY Pressing the MODE button displays the Humidifier screen Use the up Aand down Warrow buttons to select ENABLED or DISABLED 4 CRESTRON SYSTEM Pressing the MODE button again displays the Crestron System screen Use the up Aand down V arrow buttons to select ONLINE or HOLD ONLINE Data flows both ways to and from the thermostat enabling adjustment from a remote location HOLD Data flows one way from the thermostat blocking system commands to change the temperature and humidity when you do not want the current settings reset 5 GLOBAL UPDATE Pressing the MODE button again displays the Global Update screen Allows a single thermostat location to update the current temperature settings to all other thermostats on the system provided that this fun
27. ction has been defined in the Crestron program Press the down Y button to send the update Pressing the MODE button again returns you to the Main Screen VIEW Button The following screens are accessed by pressing the VIEW button 1 Humidity If enabled in Setup 2 Outdoor If enabled in Setup 3 Messages NOTE If enabled the VIEW button also allows access to the remote button function screens When part of a Cresnet system the up A and down V arrow buttons can be used to enable other functions i e lighting control alarm system etc 1 HUMIDITY Press the VIEW button to display the Humidity screen Use the up Aand down Y arrow buttons to adjust the Humidity Set Point level CHV THSTAT only This page only appears if enabled in the setup Refer to HUMIDIFIER FAN OPTIONS on page 17 NOTE If aCHV RTHS temperature humidity sensor is installed a CHV TSTAT can import and display the humidity Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 23 Thermostats Outdoor Screen Outdoor 32 Messages Screen lt cLR Messages Emergency Gen in Use Crestron CHV TSTAT and CHV THSTAT 2 OUTDOOR Press the VIEW button again to display the Outdoor screen This allows the user to view the outdoor temperature if an outdoor sensor has been installed and outdoor humidity if available Outdoor temperature humidity can come fro
28. dicates the heat pump and aux heat balance points in current temperature unit Fahrenheit or Celsius LCD contrast setting Indicates the display temperature offset from 6 to 6 degrees Indicates auto mode as dual setpoint heat cool setpoint or single setpoint mode Indicates the status of each sensor input Use outDoor or Omit sensor series is as follows buit in temp built humidity rem 1 temp rem1 hum rem 2 temp rem 2 hum NOTE Depending on system type not all of the options above will be present Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 37 Thermostats Crestron CHV TSTAT and CHV THSTAT Problem Solving Troubleshooting The table below provides corrective action for possible trouble situations If further assistance is required please contact a Crestron customer service representative CHV TSTAT CHV THSTAT Troubleshooting TROUBLE POSSIBLE CORRECTIVE ACTION CAUSE S No display No power from Check for 24V on pins 24 C system and 24 R Incorrect mounting to backplate Check thermostat mounting Heating Cooling system not operating No power to Check circuit breaker thermostat Check 24V connection at thermostat and at furnace air conditioner Recheck wiring connections Thermostat Wait 5 minutes and or consult minimum off times operating both systems HVAC contractor Indicator displays Heat On but no heat from reg
29. e Current Temperature Current Humidity Current Activity Current Function System Information ONLINE Cresnet ON LINE on HOLD Cresnet off NET FAULT Net down VIEW MSG view message H1 H2 AX Internal Relay Status 0 47 in Front and Side Views 1 18 cm m A 3 75 in e i 9 50 cm EA L 5 00 in a cg i 12 70 cm iain 2 63 cm Le 4 630in w Rear View ULES am clelele clelelolulolelele 1 75 in 4 44 cm 3 38 in 8 59 cm eg S27 1 gu 8 29 cm 4 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Connection View Backplate view from the front with cover removed m S L AAAA A f Lo Ssagsesagess top Sees S2exeraCe z Prerrra sy A gt NO NETWORK Beg 8 eae sses ss i i 5 AEE ee eee ae aa Ports The CHV TSTAT and CHV THSTAT have four types of connections on the inside back plate refer to graphic above NETWORK Optiona
30. e undesired operation 6 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Setup Network Wiring NOTE When installing network wiring refer to the latest revision of the wiring diagram s appropriate for your specific system configuration available from the Downloads Product Manuals Wiring Diagrams section of the Crestron website www crestron com When calculating the wire gauge for a particular Cresnet run the length of the run and the power factor of each network unit to be connected must be taken into consideration If Cresnet units are to be daisy chained on the run the power factor of each unit to be daisy chained must be added together to determine the power factor of the entire chain If the unit is a home run from a Crestron system power supply network port the power factor of that unit is the power factor of the entire run The length of the run in feet and the power factor of the run should be used in the following resistance equation to calculate the value on the right side of the equation Resistance Equation 40 000 Where R Resistance refer to table below R lt L Length of run or chain in feet L X PF PF Power factor of entire run or chain The required wire gauge should be chosen such that the resistance value is less than the value calculated in the resistance equation Refer to the table below W
31. eat that is blown through a duct system to heat the house The cycle begins again as the cooled liquid refrigerant is pumped back outside after releasing it s heat On the way it passes through an expansion valve lowering the refrigerant s pressure and temperature again so it can boil more easily in the outdoor coil In its cooling mode the heat pump system works in reverse extracting available heat from indoors and transferring it outside Heat pumps are most economical when they can be used year round for both winter heating and summer cooling The efficiency of a heat pump varies significantly with the outdoor temperature While a heat pump may be twice as efficient as a conventional heating system at 50 F When the outdoor temperature drops to less than 30 F the heat pump must be supplemented with an auxiliary heating system such as electric resistance At temperatures of 15 F or less the heat pump may shut off and the backup heating system takes over This is the heat pump balance point In a dual fuel system the heat pump is supplemented with a standard furnace which takes over when it becomes more efficient than the heat pump at very low temperatures Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 41 Thermostats Crestron CHV TSTAT and CHV THSTAT Return and Warranty Policies Merchandise Returns Repair Service 1 No merchandise may be returned for credit exchange or service wi
32. ected sensors are reported as 0 Note that the values are reported regardless of the use OD omit setting REM2_TEMP_F Advanced Output Temperature of remote 2 sensor in 10ths of degree Unconnected sensors are reported as 0 Note that the values are reported regardless of the use OD omit setting Indirect Text Joins Serial Signal Name Symbol I O Definition MESSAGE Advanced Input Used for sending a message to the thermostat Appears on the messages view screen BUTTON_LABEL_1 Advanced Input Provides the soft button label for the first remote function button up button page 1 BUTTON_LABEL_2 Advanced Input Provides the soft button label for the second remote function button down button page 1 BUTTON_LABEL_3 Advanced Input Provides the soft button label for the third remote function button up button page 2 BUTTON_LABEL_4 Advanced Input Provides the soft button label for the fourth remote function button down button page 2 Advanced Setup Related Analog Joins Signal Name Symbol 1 0 Definition HEAT_ANTICIPATOR_F Advanced Output Heat anticipator value 1 6 refer to page 19 COOL_ANTICIPATOR_F Advanced Output Cooling anticipator value 1 6 refer to page 19 AUTO_MODE_DEADBAND_F Advanced Output Auto mode deadband value 2 6 degrees refer to page 19 HP_BALANCE_PT_F Advanced Output Heat pump balance point 0 90 F refer to page 19 AUX_BALANCE_PT_F Advanced Output Aux balance point 0 90 F refer to page 19
33. es tee is cdancnyect EAT inte Thermostat Setup and Operation eecceeceseceteeseeeseeeseeeeeeeeeeereeeens Setup Procedure cecccesccesecssecseecseeeseesseeeeeeeseeseeeeeceeesseenses Operating the Thermostat ccccccseecseeseeeseeeeeeeeeetetereeeens Programming Software cccccccesceescessceeeceseceeecesecseecaeeeaeeeeeenseeeeeeerees Programming with Crestron D3 Pro Programming with SIMPL Windows sesers Viewport ID Strings iccccccccccc cccses cecceceve tua deecseeecessesettvedeeseeesiede Problemi Solving seceede cecsccc cceseseecedeceetec tds recede vn a E R ERR E ia Troubleshooting c c cccccccecvecesseccdecvsedsesesdecetcessedetcvedecsteesieds Further Inquiries 22 sccccc cc ceeces nnii ini Firmware Upgrades cccccesccsssceseceseceeeceeeneeeeeeseeeeeenseeneeens Future Updates sic c ccccscccicesececcessecescevaceeecesceceecosgediacvececdtecsieds Appendix At Glossary oaren a E e EAO EA EA Appendix B About Heat Pumps sssssseseeeseesesseeessesersessersessreressesees Return and Warranty Policies c ccescsesecseeseeesseeeeeeeeeeeeeseenseeereerens Merchandise Returns Repair Service cesceeeeseeereeeeees CRESTRON Limited Warranty esseeeseeseseesersreseseessrseesses Operations and Installation Guide DOC 8163B Thermostats Contents e i Thermostats Crestron CHV TSTAT and CHV THSTAT Quick Installation Reference 1 Select a suitable location and run the con
34. ire Gauge Values RESISTANCE WIRE GAUGE 4 16 6 18 10 20 15 22 13 Doubled CAT 5 8 7 Tripled CAT 5 NOTE All Cresnet wiring must consist of two twisted pairs One twisted pair is the 24V conductor and the GND conductor and the other twisted pair is the Y conductor and the Z conductor NOTE For larger networks i e greater than 28 network devices it may be necessary to add a Cresnet Hub Repeater to maintain signal quality throughout the network Also for networks with lengthy cable runs or varying types of network equipment it may be desirable to add a hub repeater after only 20 network devices Identity Code Every equipment and user interface within the network requires a unique Cresnet identity code NET ID These codes are assigned a two digit hexadecimal number from 03 to FE The NET ID of the unit must match the NET ID specified in the SIMPL Windows or D3 Pro program Refer to Device Options on page 18 for a description of assigning the NET ID to the thermostat and Setting the Net ID in Device Settings on page 27 for an example of the SIMPL Windows procedure Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 7 Thermostats Crestron CHV TSTAT and CHV THSTAT System Connections Backplate view from the front with the cover removed HUM Energized to RHU during humidity call RHU Reference for humidifier RSR Remote Sensor Returns Common
35. ister Fan turns on when furnace reaches setpoint Cannot change temperature setting The upper or lower temperature limits were reached Wait five minutes and then recheck registers Setpoint heat range is 38 90 F 3 38 C Setpoint cool range is 59 100 F 15 38 C Furnace cycles too quickly Anticipator setting too high Reprogram anticipator Refer to Thermostat Setup on page 17 High temperature variance Anticipator setting too low Reprogram anticipator Refer to Thermostat Setup on page 17 Displays Sensor All temperature Remove the thermostat from the Error and sensors are disabled backplate and reinsert while thermostat is or have failed simultaneously pressing and locked up holding the MODE and DOWN buttons to return to Setup Mode Displays No Crestron Fix program if one is needed NetDown program or the program does not have a device at this net address included in this system Cannot leave setup Sensor configuration not valid Ensure sensor setup meets system requirements Refer to Sensor Setup screen H1 H2 Cl C2 may appear but the system will not activate until the 5 minute timer guards have been satisfied 38 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Further Inquiries If after reviewing this Ope
36. k for above Digital HUM_SETPOINT Both Input Analog join that sets the humidity setpoint 5 70 all other values ignored All values are whole numbers so sending 38 changes the setpoint to 38 HUM_SETPOINT_F Both Output Feedback output so that changes in the value can be monitored by the control system OUTDOOR_HUM Both Input Input allowing the outdoor humidity value to be displayed on the outdoor page even if the particular unit does not have an outdoor remote sensor OUTDOOR_HUM_F Both Output Output for outdoor humidity It is only active when a particular unit has a remote outdoor sensor connected Otherwise zero is output INDOOR_HUM Both Input Input allowing display of indoor humidity on the front panel Importing the value this way is required only if setup was a TSTAT with non humidity remotes no way of measuring indoor humidity The network input value is overridden by a measured value if one is available Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 33 Thermostats Humidifier Related Joins continued Crestron CHV TSTAT and CHV THSTAT Signal Name Symbol I O Definition OUTDOOR_HUMID_F Both Output REGULATION_HUMID_F Both Output BUILT_IN_HUMID_F Advanced Output REM1_HUMID_F Advanced Output REM2_HUMID_F Advanced Output Analog value that is output if a connected remote temperature humidity sensor is declared as outdoor Can be used to
37. l provides communication to the control system and Cresnet power to the CHV TSTAT and CHV THSTAT If making network connections to Cresnet peripherals refer to Network Wiring on page 7 CRESNET CONNECTIONS optional PIN DESCRIPTION 24 24VDC Cresnet Data Z Cresnet Data G Ground REMOTE SENSING CONNECTIONS optional PIN DESCRIPTION RSR Remote Sensor Returns Common sensor terminal RS1 Remote Sensor terminal Connect the sensor from RS1 to RSR RS2 Remote Sensor terminal Connect the sensor from RS2 to RSR POWER CONNECTIONS Required PIN DESCRIPTION refer to System Connections on page 8 24 C 24 VAC common terminal supplies remote 24 VAC power to thermostat 24 R 24 VAC reference terminal Can be connected to RH or RC by P4 jumper setting or tied directly to power source refer to System Connections on page 8 Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 5 Thermostats Crestron CHV TSTAT and CHV THSTAT CONTROL CONNECTIONS System Dependent PIN DESCRIPTION HUM Energized to RHU during humidity call RHU Reference for humidifier RH Reference Heat used for calls to heating system RC Reference Cool used for calls to cooling system G Fan energized to RC during call for fan Y Y1 Compressor stage one energized to RC when compressor or first stage is run Y2 Compressor stage two ene
38. ls section and are identified as an Addendum in the Download column Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 39 Thermostats Crestron CHV TSTAT and CHV THSTAT Appendix A Glossary Anticipators Used to anticipate the drop or rise in temperature and energize the appropriate system before reaching the set point Balance Point The lowest outdoor temperature at which the refrigeration cycle of a heat pump will supply the heating requirements without the aid of a supplementary heat source Blower Fan An air handling device for moving air in a distribution system BTU British Thermal Unit In scientific terms it represents the amount of energy required to raise one pound of water one degree Fahrenheit One BTU is the equivalent of the heat given off by a single wooden kitchen match Call A call is when the thermostat requests the heating or cooling system to turn on Damper Found in ductwork this movable plate opens and closes to control airflow Dampers are used effectively in zoning to regulate airflow to certain rooms Dead Band The minimal differential between Heating and Cooling Dual Fuel A heat pump used in conjunction with an existing furnace Emergency Heat Supplementary Electric Heat The auxiliary or emergency heat provided at temperatures below a heat pump s balance point It is usually electrical resistance heat Forced Air
39. m an outdoor sensor wired directly to the thermostat or through the Cresnet system from another source This page is only displayed if enabled in the setup Refer to SCREEN OPTIONS on page 18 NOTE This is only a display and not for system activation This display can be shown on either the CHV TSTAT or the CHV THSTAT 3 MESSAGES Press the VIEW button again to display the Messages screen This screen allows the user to view any text messages sent from the control system Only when part of a Cresnet system Text messages are limited to 4 lines approximately 20 characters per line including spaces Allow for word wrap by staying within the 20 characters spaces per line maximum The thermostat auto hyphenates when nearing the end of a line You may use carriage returns to force a line change Press the MODE button to clear CLR the message s Acknowledges to the control system that the message has been read NOTE This screen only appears when there is a message 24 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Programming Software Have a question or comment about Crestron software Answers to frequently asked questions FAQs can be viewed in the Online Help section of the Crestron website www crestron com To post your own question or view questions you have submitted to Crestron s True Blue Support log in at http su
40. mam ia n N O j ma l 120 VAC l 124 VAC aaa D i l L R Aux Heat T fi raneto ag i Aux Heat Relay 120 VACI 124 VAC l a R 14 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Installation The location of the thermostat can affect its performance and efficiency Install the thermostat away from direct sunlight drafts doorways skylights and windows Also make sure the thermostat is conveniently located for programming and do not mount on an exterior wall The thermostats may be mounted directly to drywall or to a single gang box Thermostats and sensors are mounted 60 inches 152 4 cm above the finished floor HVAC industry standard Refer to the following illustrations Do the following to install the CHV TSTAT or the CHV THSTAT NOTE When installing directly on drywall use anchoring screws and hardware Make sure the back of the thermostat is flush with drywall and the unit is level Required Hardware Thermostat Phillips screwdriver not supplied Two 6 32 x 1 inch panhead screws supplied for mounting to a single gang box Single gang box not supplied Wall anchors not supplied and screws not supplied for mounting directly to drywall 1 Separate thermostat front plate from back plate you may need to exert force when removing the faceplate 2 Turn off the circuit breaker when connecting power to the
41. nd CHV THSTAT Detail View of the Advanced CHV THSTAT and CHV TSTAT Symbol Digital Outputs COOL1F COOL F FaN_F HUMIDIFIER F MSG MATING F HEAT _COOL_SYS F HEAT PUMP SYS F HEAT _1_STGF HEAT 2 _5TGF COOL _STGF COOL 5TG_F TEMP JNF TEMP_IN_C O1SP_FP_HUM_F OISP_FP_OD_F OISP_HUM_F BISP_GLOBAL_F DISP_OUTDOOR_F OISP_REM_BUTTONS1_F OISP_REM_BUTTONS2_F OUAL_SP_AUTO_MODE_F LOW_TEMP_HUM_COMP_F USE_LOG_TEMP_F USERI TEMP F USE_R2_TEMP F OMIT_LOC_TEMP_F OMIT_Fl_TEMP_F OMIT_Fi2_TEMP_F Fi_TLOUTDOOR_F F2_T_OUTOOORF USE_LOC_HUM_F USE_Fil_HUM_F USE_Fi2_HUM_F OMIT _LOC_HUM_F OMIT _Fil_HUM_F OMIT _Fi2_HUM_F Fil_H_OUTOOOR_F F2_H_OUTOOOR_F DUAL FUEL HPF RADIANT F FANJN_HEAT_F 30 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Detail View of the Advanced CHV THSTAT and CHV TSTAT Symbol Analog Inputs Outputs SETPOINT 1 SETPOINT F _qm 4 SETPOINT _2 SETPOINT F eS HUM_SET POINT HUM_SETPOINT_F REGULATION _TEMP_F BUILT_IN_TEMP_F REMI _TEMP_F REM2 TEMP OUTDOOR TEMP OUTDOOR _TEMP_F REGULATION_HUMID_F BUILT _JN_HUMID_F FiEM1 _HUMID_F REM2_HUMID_F OUTDOOR HUM OUT DOOR_HUMID_F OO fF FT hfhhFh hh st INDOOR HUM E i HEAT ANTICIFATOR F COOL_ANTICIFATOR_F AUT O_MODE_DEADBAND_F HP_BALANCE_PT_F AU_B AL OMCE_PT_F LOD_CONTRAST_F TEMP_DISP_OFFSET_F
42. nd Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Wiring Diagrams The wiring diagrams that follow show connections for the CHV TSTAT and CHV THSTAT CAUTION The P4 Jumper Position on the Circuit Board depends on the power method chosen and is critical to proper operation Improper P4 jumper position can cause equipment damage P4 1 Y Connects 24 V to RH No Connection cA a 4 Connects 24 V to RC NOTE Ensure that the power circuits are shut off at the source before connecting the thermostat Provide disconnect means and overload protection as required for the power supply O O O O NOTE Ensure that the transformer has sufficient power for all the thermostats in the system or use multiple transformers Refer to the power requirements in Specifications on page 3 The following diagrams are examples of connections for heat heat cool and one stage and two stage heat pump systems NOTE Use either connector O or B as required for changeover control Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 9 Thermostats Crestron CHV TSTAT and CHV THSTAT Separately Powered by an independent transformer Backplate Connection and Circuit Board Jumper Position
43. necting wires from the heating cooling system and the Cresnet system Refer to page 5 for a description of the thermostat connectors Refer to page 7 for Network wiring details Use the appropriate wiring diagram e Heating or Cooling System Powered Refer to page 9 e Separately Powered Refer to page 10 e Three Wire Heat Only with Fan Refer to page 11 e Five Wire Heat Cool Systems Refer to page 12 e Single Stage and Two Stage Heat Pump Refer to page 13 2 Separate the thermostat from the backplate to expose the connections and mounting holes 3 Mount the thermostat backplate 60 inches above the finished floor directly to the wall with wall anchors not provided and screws not provided or to a single gang box not provided mounted horizontally and connect the wiring Refer to page 15 for detailed mounting instructions and page 8 for detailed connector information If using a five sided box fill with insulation material to minimize wall air ingress 4 Install the thermostat on the backplate Refer to page 15 5 Setup the thermostat Refer to page 17 6 Configure the thermostat Refer to Operating the Thermostat on page 22 ii e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Thermostats CHV TSTAT and CHV THSTAT Introduction Functions and Features The CHV TSTAT and CHV THSTAT series are wall mounted universal thermostat
44. ned HEAT 2 STG F Advanced Output Asserted when two stages of heat are defined COOL_1_STG_F Advanced Output Asserted when one stage of cooling is defined COOL_2_STG_F Advanced Output Asserted when two stages of cooling are defined TEMP_IN_F Advanced Output Asserted when Fahrenheit units are used TEMP_IN_C Advanced Output Asserted when Celsius units are used DISP_FP_HUM_F Advanced Output Asserted when front panel object is set to be humidity DISP_FP_OD_F Advanced Output Asserted when front panel object is outdoor temperature DISP_HUM_F Advanced Output Asserted when humidity pages are enabled DISP_GLOBAL_F Advanced Output Asserted when global update page is enabled DISP_OUTDOOR_F Advanced Output Asserted when outdoor page is enabled DISP_REM_BUTTONS1_F Advanced Output Asserted when remote button page 1 is enabled DISP_REM_BUTTONS2_F Advanced Output Asserted when remote button page 2 is enabled DUAL_SP_AUTO_MODE_F Advanced Output Asserted when using 2 point auto mode unasserted means using single point auto mode LOW_TEMP_HUM_COMP_F Advanced Output Asserted when low temperature humidity compensation is enabled helps prevent condensation on windows in cold weather Sensor Setup Related Digital Joins Signal Name Symbol 1 0 Definition USE_LOC_TEMP_F Advanced Output Asserted when using built in temperature sensor USE_R1_TEMP_F Advanced Output Asserted when using remote 1 temperature sensor USE_R2_TEMP_F Advanced Output Asserted when using remo
45. ng system maintains This is called the Set Point Refer to Operating the Thermostat on page 22 for more information NOTE Crestron sensors are suitable for mounting in dry or damp locations as defined by the National Electrical Code NOTE Installers should have a strong working knowledge of HVAC systems Heating and Cooling Systems The CHV TSTAT in conjunction with firmware release 1 0 can control the following heating and cooling systems e One stage heat e One stage heat one stage cool e One stage heat one stage cool heat pump with auxiliary heat e Two stage heat e Two stage heat one stage cool e One stage heat two stage cool e Two stage heat two stage cool e Two stage heat two stage cool heat pump with auxiliary heat NOTE Two Stage Heating Unlike traditional furnaces that turn on and run at full capacity with each demand for heating two stage heat operates like two separate furnaces to maintain more consistent comfort in your home The unit starts out running in its first stage and operates at a fraction of its heating capacity This reduced capacity is sufficient to warm your home on mild winter days But when the temperature outside goes very low the furnace adjusts to full capacity second stage to meet the demand for heat within the home Two Stage Cooling In warm weather the first stage of the cooling equipment operates at a fraction of the total cooling capacity On very hot days the
46. oes very low the system adjusts to full capacity second stage to meet the demand 40 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Appendix B About Heat Pumps Heat Pump Operation A heat pump extracts available heat from one area and transfers it to another Even cold air contains some heat and heat pumps can extract heat from the outside air on a cold day and transfer it indoors to maintain a comfortable temperature A heat pump also works in reverse during the summer extracting heat from indoors and transferring it outdoors In the heating mode the efficiency of a heat pump decreases as the outdoor air temperature decreases Heat flows naturally from a warm area to a cooler area and the heat pump takes advantage of this principle The heat pump essentially consists of a compressor an inside coil and fan and an outside coil and fan A refrigerant flows inside the coils under pressure applied by the compressor The refrigerant boils at a very low temperature as low as 15 F and becomes a vapor just as water becomes a vapor steam when boiled This vapor is sucked into the compressor where it becomes a high pressure high temperature vapor When heating the refrigerant is then forced through a coil within part of the heat pump located indoors A fan blows cool air over the coil the vapor cools turns back to a liquid releasing h
47. of a Cresnet system remote function pages allows control of other functions for example lights alarms etc Each of the two pages has two definable buttons The up A and down Y keys are set by indirect text for each page refer to CHV TSTAT and CHV THSTAT Advanced Symbol on page 27 Display Global Page Yes or No SETUP SCRN OPTIONS Disp Global Page Disp Outdoor Page y Display Outdoor Page Yes or No Disp Rem Func Pg1 y Disp Rem Func Pg2 y Display Remote Function Pages Yes or No Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 19 Thermostats Crestron CHV TSTAT and CHV THSTAT 6 Display Options Press the MODE button to access the DISPLAY OPTIONS Press VIEW to select options Press the Arrow keys A Y to select the value of the parameter F or C Offset 6 to 6 Allows the user to adjust the displayed temperature SETUP DISP OPTIONS Temperature Units Temp display offset Dual Setpoint Auto Main Scn Lwr Obj Use Dual Setpoint Automatic F Yes or No Y Allows an automatic selection of HM setpoint range Main Screen Lower Object Under the Temperature Display HM Displays Humidity NA No Display OD Outdoor temperature NOTE Dual Setpoint Automatic Selecting Yes allows the user to explicitly set the heat and cool setpoints in auto mode Selecting No shows one setpoint and the thermostat automatically selects the operating
48. om the Crestron FTP site ftp ftp crestron com Select the Examples Folder and search for CHV THSTAT sample with scheduler zip Viewport ID String In Viewport the thermostats output a string of characters that describe the setup and configuration of the thermostat Refer to the following table for an explanation of this string Each element of the setup string is separated by a period The following are two examples of ID strings 2A CHV THSTAT v1 0 HP H2 C2 HA3 CA3 ADB2 H Abp0 90 AX F L5 0S0 DA UUDDUU 2B CHV THSTAT v1 0 H C H1 C1 HA3 CA3 ADB2 FA F L5 0S0 DA UUO0000 ID Strings Function Options Description System type H C HP Heat cool or heat pump system Heat stages H1 H2 Number of heating stages 1 or 2 Cool stages C1 C2 Number of cooling stages 1 or 2 Heat anticipator HA1 HAG Heat anticipator setting from 1 6 Cool anticipator CA1 CA6 Cooling anticipator setting from 1 6 Auto mode deadband ADB2 ADB6 Minimum separation between heat and cool setpoints in auto mode degrees 2 6 Heat cool system subtype RAD FA Sub type of heat cool heating system RADiant or Forced Air Heat pump system AX DF Indicates heat pump system subtype as either AuXiliary heat or a Dual subtype Heat pump aux balance points Temperature unit LCD contrast Temperature offset null Auto mode operation Sensor usage flags 0 90 for both F C LO L10 OS 6 OS6 DA SA U D O Fuel system In
49. ontrol system by selecting hardware from the Device Library In Configuration Manager drag the PRO2 from the Control Systems folder of the Device Library and drop it in the upper pane of the System Views The PRO2 with its associated communication ports is displayed in the System Views upper pane PRO2 System View 2 a Cay Card Slot 2 Ce Card Slot 03 o4 05 06 oF 08 Ce Card Slat Ceal COM6 Cel lRe Cel log Cal RYs C22 Card Slot Il i Bh COM A F Infrared rO Relay Output C2l PRO2 L Drop Net Serial Device Here PROZ D 26 e Thermostats CHV TSTAT and CHV THSTAT The System Views lower pane displays the PRO2 system tree This tree can be expanded to display and configure the communications ports Expanded PRO2 System Tree EAM PROZ bow Slot 1 Empty CZY Card Slot Law Slot 2 Empty CZY Card Slot i Slot 3 Empty Ca Card Slot GMI Slot 4 c21 come GME Slot 5 C21 1Re GEE Slot 6 C2I 108 GE Slot 7 C2L RvB zon Slot 8 Empty C2Z Card Slot GME Slot 9 C2Net Device LEE Slot 10 C21 PROZ LCDPANEL Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats C2Net Device Slot in Configuration Manager To incorporate a CHV THSTAT or CHV TSTAT into the system drag one of the symbols for the thermostat from the Crestron Sensing Modules folder of the Device Library and drop it on C2 NET Device
50. point auto is Yes then setpoint is the heat setpoint If No is selected then setpoint is the only setpoint single point auto only has one setpoint Output of setpoint 1 in whole numbers Secondary setpoint value which is ONLY used as the cooling setpoint in auto when Dual setpoint auto is selected as Yes Output of setpoint 2 in whole numbers Input that allows the outdoor temperature value to be retrieved from Cresnet for display on the outdoor page This value is ignored when a thermostat has a remote outdoor sensor connected to it Also used for balance point action on heat pump systems in 10ths of degrees Output used for sending outdoor temperature to other units it takes the value of remote sensors declared OD Outdoor Output is zero if no remotes are declared OD in 10ths of degrees 34 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats HVAC Related Analog Joins continued Signal Name Symbol I O Definition REGULATION_TEMP_F Both Output Temperature used for regulation this is the mean averaged temperature for all sensors declared use in 10ths of degrees BUILT_IN_TEMP_F Advanced Output Temperature of the built in sensor in 10ths of degree Note that the values are reported regardless of the use OD omit setting REM1_TEMP_F Advanced Output Temperature of remote 1 sensor in 10ths of degree Unconn
51. pport crestron com First time users will need to establish a user account The CHV TSTAT and CHV THSTAT thermostats do not require programming when used as stand alone devices Programming as part of a Cresnet system allows additional functionality including Global Update and Global Page display Allows viewing and setting the temperature humidity for an entire house in a multi thermostat system Remote Function pages Allows system control of other functions lighting alarms etc Two pages two functions per page System Messaging Allows the control system to send text messages to the thermostat Setup is easy thanks to Crestron s Windows based programming software The Crestron D3 Pro Software creates a complete project with no special programming required D3 Pro completes all necessary programming for a base system including the control system program Once D3 Pro creates the project the system interfaces and program logic can be customized It can also be modified with Crestron development tools i e SIMPL Windows software although this should rarely be necessary The program output of D3 Pro is a SIMPL Windows program with much of the functionality encapsulated in macros Therefore extending the capabilities of the system is very easy Crestron D3 Pro and SIMPL Windows are intended for users with different levels of programming knowledge The flexibility of each is proportional to the degree of programming e
52. rations and Installation Guide you cannot locate specific information or have questions please take advantage of Crestron s award winning customer service team by calling e In the US and Canada call Crestron s corporate headquarters at 1 888 CRESTRON 1 888 273 7876 e In Europe call Crestron International at 32 15 50 99 50 e In Asia call Crestron Asia at 852 2341 2016 e In Latin America call Crestron Latin America at 5255 5093 2160 e In Australia and New Zealand call Creston Pacific at 613 9480 2999 Firmware Upgrades Because of the addition of new features and changes in the SIMPL Windows symbol programming firmware release 2 0 is not backward compatible with firmware release 1 1 and earlier Upgrading from 1 1 to 2 0 will require complete reprogramming of the thermostat In addition version 2 0 is only compatible with 2 Series control processors Refer to Doc 8163C for complete descriptions and procedures concerning firmware version 2 0 Future Updates As Crestron improves functions adds new features and extends the capabilities of this product additional information may be made available as manual updates These updates are solely electronic and serve as intermediary supplements prior to the release of a complete technical documentation revision Check the Crestron website www crestron com periodically for manual update availability and its relevance Updates are available from the Download Product Manua
53. rgized to RC on two stage systems on call for second stage O Changeover control energized to RC during cooling modes B Energized to RC during non cooling modes W W1 Heat single stage heat stage one energized to RH during a call for heat in heat cool systems or aux heat in heat pump systems W2 Heat stage two energized to RH during a call for second stage heat in heat cool systems Buttons There are four buttons used to setup and adjust the thermostat MODE Access to the user controls System Mode Fan Mode Humidifier Crestron System and Global Update VIEW Access to Humidity reading Outdoor Temperature reading and System Messages NOTE When MODE and VIEW are pressed together and held for five seconds the thermostat enters the system setup mode refer to Thermostat Setup on page 17 UP A Selects user modes and increments selection in setup modes Co DOWN VY Selects user modes and decrements selection in setup modes Industry Compliance As of the date of manufacture this unit has been tested and found to comply with specifications for CE marking and standards per EMC and Radio Communications Compliance Labeling N11785 ce NOTE This device complies with part 15 of the FCC rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may caus
54. s that can be part of a Crestron Home total control system The thermostats are capable of controlling one or two stage heating and cooling systems Each thermostat is available in three colors almond black and white The suffix A B and W respectively denotes color e g CHV TSTATB is a black unit For simplicity within this guide color suffix is omitted and the designations CHV TSTAT and CHV THSTAT are used except where noted Functional Summary User adjustable temperature and or humidity control of one and two stage heating and cooling systems 128 x 64 transflective 2 75 inch 6 99 cm LCD display Fahrenheit or Celsius indication Four front panel buttons for setup configuring and temperature humidity adjustments Back light with each button press for night viewing Supports up to two remote temperature and or temperature humidity sensors Operates as a stand alone device or in a Cresnet system Extended functionality as a Cresnet device for lighting control alarms etc NOTE Because of the addition of new features and changes in the SIMPL Windows symbol programming firmware release 2 0 is not backward compatible with firmware release 1 1 and earlier Upgrading from 1 1 to 2 0 will require complete reprogramming of the thermostat In addition version 2 0 is only compatible with 2 series control processors Refer to Doc 8163C for complete descriptions and procedures concerning firmware version 2 0
55. sensor terminal RS1 Remote Sensor terminal Connect the sensor from RS1 to RSR RS2 Remote Sensor terminal Connect the sensor from RS2 to RSR 24 C 24 VAC common terminal supplies remote 24 VAC power to thermostat 24 R 24 VAC reference terminal Can be connected to RH or RC by P4 jumper setting or tied directly to power source D O RH D RC Oe QD viv QD Y2 Oo B 24 C D D wiwa D w2 24 R TOP Tann Network Connection sgos for Crestron AOS Installer Only NETWORK 2 8 e Thermostats CHV TSTAT and CHV THSTAT LPL LL LS Backplate W2 Heat stage two energized to RH during a call for second stage heat in heat cool systems W W1 Heat single stage heat stage one energized to RH during a call for heat in heat cool systems or aux heat in heat pump systems B Energized to RC during non cooling modes O Changeover control energized to RC during cooling modes Y2 Compressor stage two energized to RC on two stage systems on call for second stage Y Y1 Compressor stage one energized to RC when compressor or first stage is run G Fan energized to RC during call for fan RC Reference Cool used for calls to cooling system RH Reference Heat used for calls to heating system Operations a
56. te 2 temperature sensor OMIT_LOC_TEMP_F Advanced Output Asserted when Omitting built in temperature sensor OMIT_R1_TEMP_F Advanced Output Asserted when Omitting remote 1 temperature sensor OMIT_R2_TEMP_F Advanced Output Asserted when Omitting remote 2 temperature sensor R1_T_OUTDOOR_F Advanced Output Asserted when remote 1 temperature sensor has been declared as outdoor OD R2_T_OUTDOOR_F Advanced Output Asserted when remote 2 temperature sensor has been declared as outdoor OD USE_LOC_HUM_F Advanced Output Asserted when using built in humidity sensor THSTAT USE_R1_HUM_F Advanced Output Asserted when using remote 1 humidity sensor 36 e Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163B Crestron CHV TSTAT and CHV THSTAT Thermostats Sensor Setup Related Digital Joins continued Signal Name Symbol 0 Definition USE_R2_HUM_F Advanced Output Asserted when using remote 2 humidity sensor OMIT_LOC_HUM_F Advanced Output Asserted when Omitting built in hum sensor THSTAT OMIT_R1_HUM_F Advanced Output Asserted when Omitting remote 1 humidity sensor OMIT_R2_HUM_F Advanced Output Asserted when Omitting remote 2 humidity sensor R1_H_OUTDOOR_F Advanced Output Asserted when remote 1 humidity sensor is outdoor R2_H_OUTDOOR_F Advanced Output Asserted when remote 2 humidity sensor is outdoor Example Programs Example programs for the thermostat are available fr
57. thout prior authorization from CRESTRON To obtain warranty service for CRESTRON products contact the factory and request an RMA Return Merchandise Authorization number Enclose a note specifying the nature of the problem name and phone number of contact person RMA number and return address 2 Products may be returned for credit exchange or service with a CRESTRON Return Merchandise Authorization RMA number Authorized returns must be shipped freight prepaid to CRESTRON 6 Volvo Drive Rockleigh N J 07647 or its authorized subsidiaries with RMA number clearly marked on the outside of all cartons Shipments arriving freight collect or without an RMA number shall be subject to refusal CRESTRON reserves the right in its sole and absolute discretion to charge a 15 restocking fee plus shipping costs on any products returned with an RMA 3 Return freight charges following repair of items under warranty shall be paid by CRESTRON shipping by standard ground carrier In the event repairs are found to be non warranty return freight costs shall be paid by the purchaser CRESTRON Limited Warranty CRESTRON ELECTRONICS Inc warrants its products to be free from manufacturing defects in materials and workmanship under normal use for a period of three 3 years from the date of purchase from CRESTRON with the following exceptions disk drives and any other moving or rotating mechanical parts pan tilt heads and power supplies are covered for
58. xpertise i e the more flexible the more a programmer needs to know and account for Of course one can begin programming using the easiest method Crestron D3 Pro and use advanced techniques that are available from SIMPL Windows to customize the job D3 Pro comes with templates for all supported interfaces If a user wishes to create a touchpanel project using templates with a different look and feel this can be accomplished by making a custom template This custom template can then be used by D3 Pro to create the final project files The following are recommended software version requirements for the PC e Optional D3 Pro version 1 1 or later Requires SIMPL Windows e SIMPL Windows version 2 03 18 or later Using D3 Pro will require SIMPL Windows 2 04 or later e Requires SIMPL Cross Compiler version 1 1 e Crestron Database version 15 9 3 or later if using D3 Pro If only using SIMPL Windows Crestron Database 15 8 8 is required NOTE Because of the addition of new features and changes in the SIMPL Windows symbol programming firmware release 2 0 is not backward compatible with firmware release 1 1 and earlier Upgrading from 1 1 to 2 0 will require complete reprogramming of the thermostat In addition version 2 0 is only compatible with Operations and Installation Guide DOC 8163B Thermostats CHV TSTAT and CHV THSTAT e 25 Thermostats The easiest method of programming but does not offer as much flexibility as SIM
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