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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 

<1 Watt (required for Cresnet 
communication only) 

Default Network ID 

2A  

Control System Update Files

1,2

 

  

   2-Series Control System 

Version 3.080.CUZ or later 

LCD Display 

128 x 64 Transflective 2.75 in (6.99 cm) 

Screen Viewing Angles 

Y Dir. (X=0º): +50º (from top) –50º (from 
bottom) 
X Dir. (X=10º): +50º (from right) –50º 
(from left) 

Humidity Measurement Range 

0 – 100% 

Auto Setpoint Range (union of heat 
and cool setpoint ranges) 

38 –- 99°F (3 – 37°C)  

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°F (-18 – 43°C) 

Firmware Update Files

3

 

CHV-TSTAT/CHV-THSTAT 

 
CHV-TxSTAT.v2.40.UPG or later 

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) 

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. 

Filenames for CHV update files have a UPG extension and are in one zipped UPG file. Firmware 
version 2.0 is for 2-series control systems only. X-generation series systems may use earlier 
versions. Refer to revision B of this document for features. 

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).  

NOTE: 

The SIMPL Windows thermostat symbol associated with firmware release 2.0 and 

later requires a 2-Series system and does not work with X-Generation systems. 

 

Operations and Installation Guide – DOC. 8163C 

Thermostats: CHV-TSTAT and CHV-THSTAT  

•

  3 

Summary of Contents for CHV-THSTAT

Page 1: ...Crestron CHV TSTAT CHV THSTAT Thermostats Operations and Installation Guide ...

Page 2: ...n by the Technical Documentation department at 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 ...

Page 3: ...r Warming with Single Stage Space Heat Cool 20 Slab 4B Two Stage Heat Single Stage Cool System Slab 5B Single Stage Heat Cool with Floor Warming 21 General Humidifier Connections 22 Installation 23 Thermostat Setup and Operation 25 Setup Procedure 25 Setup Notes 25 System Types and Definitions 26 Heat Cool 1 or 2 Stages Forced Air or Radiant 28 Heat Pump 1 or 2 Stages Aux Heat or Dual Fuel 31 Slab...

Page 4: ...4 Problem Solving 85 Troubleshooting 85 Further Inquiries 87 Firmware Upgrades 87 Future Updates 87 Appendix A Glossary 88 Appendix B About Heat Pumps 90 Return and Warranty Policies 91 Merchandise Returns Repair Service 91 CRESTRON Limited Warranty 91 ii Contents Operations and Installation Guide DOC 8163C ...

Page 5: ...ystems Slab 5A Floor Warming with Single Stage Space Heat Cool Refer to page 20 Slab 4B Two Stage Heat Single Stage Cool System Slab 5B Single Stage Heat Cool with Floor Warming Refer to page 21 General Humidifier Connections Refer to page 22 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...

Page 6: ......

Page 7: ...uttons for setup configuring and temperature humidity adjustments Back light with each button press for night viewing Supports up to four 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 The CHV TSTAT provides temperature control while the CHV THSTAT provides tem...

Page 8: ...on page 55 for more information Heating and Cooling Systems The CHV TSTAT can control the following heating and cooling systems One stage heat One stage heat one stage cool One stage heat one stage cool heat pump with auxiliary heat Two stage heat Two stage heat one stage cool One stage heat two stage cool Two stage heat two stage cool Two stage heat two stage cool heat pump with auxiliary heat Wi...

Page 9: ...or later 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 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 lis...

Page 10: ...TAT 66 oF 43 68o F HEATING HEAT ONLY ON LINE H1 H2 AX Current Set Point indicates desired temperature or temperature range in auto mode Current Activity Current Function System Information ON LINE Cresnet on HOLD Cresnet off NET FAULT Net down VIEW MSG view message LOCKOUT Network lockout Internal Relay Status Current Temperature Current Humidity 3 27 in 8 29 cm 3 38 in 8 59 cm 4 630 in 11 76 cm 3...

Page 11: ... 7 Cresnet Connections optional PIN DESCRIPTION 24 24VDC Y 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 ...

Page 12: ... the thermostat MODE Access to the user controls System Mode Fan Mode Humidifier Crestron System and Global Update MODE VIEW 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 and Operation on page 25 T T UP Selects user modes and...

Page 13: ...e used in the following resistance equation to calculate the value on the right side of the equation Resistance Equation R Resistance refer to table below L Length of run or chain in feet PF Power factor of entire run or chain R L x PF 40 000 Where 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...

Page 14: ...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 or Slab Heat in Slab 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 R...

Page 15: ...ET ID can also be changed using the setup screens NOTE Firmware version 2 40 and later supports Touch Settable ID There are two different methods Method A or Method B for setting the Net ID Method A Cresnet address settable ID described as follows applies to devices in a Cresnet system with a 2 Series control system and requires that a single unit be the only network device connected to the contro...

Page 16: ... initial configuration of a Cresnet system or when such devices are being added replaced 1 Ensure that all network devices are connected to the control system 2 Open the Crestron Viewport version 3 35 or later 3 From the Viewport menu select Functions Assign Cresnet ID by Serial Number The Set Net ID by TSID window appears The window is first displayed with the data fields empty 4 Click on the Sea...

Page 17: ...ow the TSID but not the serial number and your site installation list is based on device serial numbers In this or the reverse situation do the following 1 Open the Crestron Viewport 2 From the Viewport menu select Functions Serial Number ÅÆ TSID Conversion Tool The Serial Number ÅÆ TSID Conversion Tool window is displayed Serial Number to TSID Conversion Tool Window 3 Enter the serial number or T...

Page 18: ...sure that the P4 jumper is connected across pins 2 and 3 No Connection to prevent damage to the thermostat and the HVAC system CAUTION The P4 Jumper Position on the Circuit Board is critical to proper operation Improper P4 jumper position can cause equipment damage The P4 jumper connects the 24 R terminal to the RH or RC connector Refer to the following illustration 1 2 3 4 P4 Connects 24 R to RH ...

Page 19: ...Powered by an Independent Transformer Independent Transformer Connection P4 Jumper Connects Pins 2 and 3 Single Stage Heat Only Single Stage Heat Only System Powered P4 Jumper Connects Pins 1 and 2 Operations and Installation Guide DOC 8163C Thermostats CHV TSTAT and CHV THSTAT 13 ...

Page 20: ... Fan Control Single Stage Heat with Fan Control P4 Connects Pins 1 and 2 Additional Jumper Connects RH to RC Single Stage Cool Only Single Stage Cool Only P4 Jumper Connects Pins 3 and 4 14 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163C ...

Page 21: ... Single Stage Heat Cool with Integrated Control Unit Single Stage Heat Cool with Integrated Control Unit P4 Jumper Connects Pins 1 and 2 Additional Jumper RH to RC Operations and Installation Guide DOC 8163C Thermostats CHV TSTAT and CHV THSTAT 15 ...

Page 22: ...HV THSTAT Single Stage Heat Cool with Separate Systems Single Stage Heat Cool with Separate Systems Heating System Powered P4 Jumper Connects Pins 1 and 2 16 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163C ...

Page 23: ...AT and CHV THSTAT Thermostats Single Stage Heat Pump Single Stage Heat Pump P4 Jumper Connects Pins 3 and 4 Additional Jumper RH to RC Operations and Installation Guide DOC 8163C Thermostats CHV TSTAT and CHV THSTAT 17 ...

Page 24: ...ron CHV TSTAT and CHV THSTAT Two Stage Heat Pump Two Stage Heat Pump System P4 Jumper Connects Pins 3 and 4 Additional Jumper RH to RC 18 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163C ...

Page 25: ...ab 1 Slab 2 and Slab 3 Systems Floor Warming and or Space Heating Slab 1 Slab 2 and Slab 3 Systems Floor Warming and or Space Heating P4 Jumper Connects Pins 1 and 2 Operations and Installation Guide DOC 8163C Thermostats CHV TSTAT and CHV THSTAT 19 ...

Page 26: ... Heat Single Stage Cool Systems Slab 5A Floor Warming with Single Stage Space Heat Cool Heat Cool Style Connections Slab 4A P4 Jumper Connects Pins 1 and 2 Jumper Connects RH to RC 20 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163C ...

Page 27: ...eat Single Stage Cool System Slab 5B Single Stage Heat Cool with Floor Warming Heat Pump Style Connections Slab 4B P4 Jumper Connects Pins 3 and 4 Additional Jumper Connects RH to RC Operations and Installation Guide DOC 8163C Thermostats CHV TSTAT and CHV THSTAT 21 ...

Page 28: ...Thermostats Crestron CHV TSTAT and CHV THSTAT General Humidifier Connections 22 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163C ...

Page 29: ...plied 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 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 12 through 21 3 Attach back plate to drywa...

Page 30: ...Install insulation in the gang box to prevent inaccurate readings Panhead 6 32 x 1 in Single gang electrical box not provided Stud Installation view Direct mount to wall Mounting Screws not provided Wall Anchors not provided Backplate 24 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163C ...

Page 31: ...d Hold MODE and VIEW to Enter and Exit Setup Mode Setup Notes The following are general setup notes NOTE Refer to System Connections on page 8 for remote sensor connections to the thermostat 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 subtrac...

Page 32: ... and run at full capacity with each demand for heating two stage furnaces operate like two separate furnaces The unit begins to run in its first stage and operates at a fraction of its heating capacity This reduced capacity is sufficient on mild winter days On very cold days the furnace adjusts to full capacity second stage to meet the demand for heat Heat Cool system setup begins on page 28 2 Hea...

Page 33: ...e using the slab for heat up to the slab maximum Augments the air heating by using a second stage of heat generally a forced air system Allows the second stage to operate by itself should the slab reach is maximum temperature and shut off Cools the space with cooling call Intended for heat cool type forced air systems with relay output connections to terminal W1 for slab terminal W2 for 2nd stage ...

Page 34: ...nt cycles and faster response tighter regulation High number less frequent cycles and slower response looser regulation Interstage Differential 0 5 to 8 0ºF The proportional temperature error to trigger the second stage HUMIDIFIER OPTIONS SETUP HUM OPTS Show Hum Mode Pg Show Hum View Pg Cold Weather Comp Y Y N SYSTEM ENABLE DISABLE PAGE Show Hum Mode Pg and Show Hum View Pg Select Y to show humidi...

Page 35: ...ection for entire house if part of a Cresnet system Outdoor Page Temperature humidity of the outside sensor Display Remote Function Page 1 2 Allows remote control of other functions for example lights alarms etc Reverse SMODE Dir Allows arrow keys to select mode functions in both directions DISPLAY OPTIONS SETUP DISP OPTIONS Temperature Units Temp Disp Offset Dual Setpoint Auto Main Scn Lwr Obj Us...

Page 36: ...SORS Sensor Internal Remote 1 Remote 2 TEMP HUM USE OMIT SLAB DETECTED 1 x T Choose USE or OMIT Built in Sensors Only Choose Use to permit temperature averaging Sensor Temp Humidity can be output to network even if Omit is chosen Choose USE OMIT OD outdoors or SLAB Remote Sensors Only NOTE Remote 1 and Remote 2 options do not appear on this screen if these sensors are not connected NOTE Thermostat...

Page 37: ...t from 0º to 90º or select OFF to disable heat pump Aux lockouts SETUP SYSTEM PERF Heat Anticipator Cool Anticipator Intrstg Differential HP Balance Pt AUX Balance Pt 5 2 2 00 Off Off Anticipators 1 6 Low number more frequent cycles faster response High number less frequent cycles slower response Interstage Differential 0 5 to 8 0ºF The proportional temperature error to trigger the second stage HP...

Page 38: ...on for entire house Cresnet system only Outdoor Page Temperature humidity of the outside sensor Remote Function Page 1 2 Allows remote control of other functions for example lights alarms etc Reverse SMODE Dir Allows arrow keys to select mode functions in both directions DISPLAY OPTIONS SETUP DISP OPTIONS Temperature Units Temp Disp Offset Dual Setpoint Auto Main Scn Lwr Obj Use 0 5 Deg C Step F 0...

Page 39: ...nsor Internal Remote 1 Remote 2 TEMP HUM USE OMIT SLAB DETECTED 1 x T Choose USE or OMIT Built in Sensors Only Choose Use to permit temperature averaging Sensor Temp Humidity can be output to network even if Omit is chosen Choose USE OMIT OD outdoors or SLAB Remote Sensors Only NOTE Remote 1 and Remote 2 options do not appear on this screen if these sensors are not connected Thermostat auto detect...

Page 40: ...ote sensor CHV RSS SYSTEM PERFORMANCE SETUP SYSTEM PERF NO APPLICABLE SETTINGS HUMIDIFIER OPTIONS SETUP HUM OPTS Show Hum Mode Pg Show Hum View Pg Cold Weather Comp Y Y N SYSTEM ENABLE DISABLE PAGE Show Hum Mode Pg and Show Hum View Pg Select Y to show humidity page in normal operation Cold Weather Compensation Modifies the humidifier output to prevent condensation on the windows Requires an outdo...

Page 41: ...ge Temperature humidity selection for entire house if part of a Cresnet system Outdoor Page Temperature humidity of the outside sensor Remote Function Page 1 2 Allows remote control of other functions for example lights alarms etc Reverse SMODE Dir Allows arrow keys to select mode functions in both directions DISPLAY OPTIONS SETUP DISP OPTIONS Temperature Units Temp Display Offset Main Scn Lwr Obj...

Page 42: ...ERVICE TEST SETUP SERVICE TEST Slab Heat Call Humidifier Call Fan Call OFF OFF OFF 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 Press MODE button to return to the first screen Simultaneously press and hold the MODE and VIEW buttons to return to normal operation mode Press MODE button to return to t...

Page 43: ...SYSTEM PERF Heat Anticipator 5 Heat Anticipator 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 HUMIDIFIER OPTIONS SETUP HUM OPTS Show Hum Mode Pg Show Hum View Pg Cold Weather Comp Y Y N SYSTEM ENABLE DISABLE PAGE Show Hum Mode Pg and Show Hum View Pg Select Y to show hum...

Page 44: ...perature humidity selection for entire house if part of a Cresnet system Outdoor Page Temperature humidity of the outside sensor Remote Function Page 1 2 Allows remote control of other functions for example lights alarms etc Reverse SMODE Dir Allows arrow keys to select mode functions in both directions DISPLAY OPTIONS SETUP DISP OPTIONS Temperature Units Temp Display Offset Main Scn Lwr Obj Use 0...

Page 45: ...ot appear on this screen if these sensors are not connected SERVICE TEST SETUP SERVICE TEST Slab Heat Call Humidifier Call Fan Call OFF OFF OFF 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 Press MODE button to return to the first screen Or Press and hold the MODE and VIEW buttons simultaneously for...

Page 46: ... temperature sensor SYSTEM PERFORMANCE SETUP SYSTEM PERF Heat Anticipator 5 Heat Anticipator 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 HUMIDIFIER OPTIONS SETUP HUM OPTS Show Hum Mode Pg Show Hum View Pg Cold Weather Comp Y Y N SYSTEM ENABLE DISABLE PAGE Show Hum Mode...

Page 47: ...rature humidity selection for entire house if part of a Cresnet system Outdoor Page Temperature humidity of the outside sensor Remote Function Page 1 2 Allows remote control of other functions for example lights alarms etc Reverse SMODE Dir Allows arrow keys to select mode functions in both directions DISPLAY OPTIONS SETUP DISP OPTIONS Temperature Units Temp Display Offset Main Scn Lwr Obj Use 0 5...

Page 48: ...T SETUP SERVICE TEST Slab Heat Call Humidifier Call Fan Call OFF OFF OFF 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 Press MODE button to return to the first screen Simultaneously press and hold the MODE and VIEW buttons to return to normal operation mode Press MODE button to return to the first s...

Page 49: ...Anticipator Intrstg Differential 5 2 2 00 Anticipators 1 through 6 Low number more frequent cycles and faster response High number less frequent cycles and slower response looser regulation Interstage Differential 0 5 to 8 0ºF The proportional temperature error to trigger the second stage HUMIDIFIER OPTIONS SETUP HUM OPTS Show Hum Mode Pg Show Hum View Pg Cold Weather Comp Y Y N SYSTEM ENABLE DISA...

Page 50: ...entire house if part of a Cresnet system Outdoor Page Temperature humidity of the outside sensor Remote Function Page 1 2 Allows remote control of other functions for example lights alarms etc Reverse SMODE Dir Allows arrow keys to select mode functions in both directions DISPLAY OPTIONS SETUP DISP OPTIONS Temperature Units Temp Display Offset Dual Setpoint Auto Main Scn Lwr Obj Use 0 5 Deg C Step...

Page 51: ... not permit entering the auto mode even from Cresnet commands SENSORS SETUP SENSORS Sensor Internal Remote 1 Remote 2 TEMP HUM OMIT USE SLAB DETECTED 1 x T Choose USE or OMIT Built in Sensors Only Choose USE OMIT OD or SLAB Remote Sensors Only NOTE Remote 1 and Remote 2 options do not appear on this screen if these sensors are not connected SERVICE TEST SETUP SERVICE TEST Slab Heat Call Space Heat...

Page 52: ...pators 1 6 Low number more frequent cycles faster response High number less frequent cycles slower response Interstage Differential 0 5 to 8 0ºF The proportional temperature error to trigger the second stage HP Balance Point Minimum outdoor temperature at which the heat pump runs requires outdoor sensor AUX Balance Point Maximum outdoor temperature at which Aux Heat System supplements the heat pum...

Page 53: ...n for entire house if part of a Cresnet system Outdoor Page Temperature humidity of the outside sensor Remote Function Page 1 2 Allows remote control of other functions for example lights alarms etc Reverse SMODE Dir Allows arrow keys to select mode functions in both directions DISPLAY OPTIONS SETUP DISP OPTIONS Temperature Units Temp Display Offset Dual Setpoint Auto Main Scn Lwr Obj Use 0 5 Deg ...

Page 54: ...ermit entering the auto mode even from Cresnet commands SENSORS SETUP SENSORS Sensor Internal Remote 1 Remote 2 TEMP HUM OMIT USE SLAB DETECTED 1 x T Choose USE or OMIT Built in Sensors Only Choose USE OMIT OD or SLAB Remote Sensors Only NOTE Remote 1 and Remote 2 options do not appear on this screen if these sensors are not connected SERVICE TEST SETUP SERVICE TEST SLAB HEAT CALL SPACE HEAT CALL ...

Page 55: ...Anticipator Cool Anticipator 5 2 Anticipators 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 HUMIDIFIER OPTIONS SETUP HUM OPTS Show Hum Mode Pg Show Hum View Pg Cold Weather Comp Y Y N SYSTEM ENABLE DISABLE PAGE Show Hum Mode Pg and Show Hum View Pg Select Y to show humid...

Page 56: ...entire house if part of a Cresnet system Outdoor Page Temperature humidity of the outside sensor Remote Function Page 1 2 Allows remote control of other functions for example lights alarms etc Reverse SMODE Dir Allows arrow keys to select mode functions in both directions DISPLAY OPTIONS SETUP DISP OPTIONS Temperature Units Temp Display Offset Dual Setpoint Auto Main Scn Lwr Obj Use 0 5 Deg C Step...

Page 57: ...ermit entering the auto mode even from Cresnet commands SENSORS SETUP SENSORS Sensor Internal Remote 1 Remote 2 TEMP HUM OMIT USE SLAB DETECTED 1 x T Choose USE or OMIT Built in Sensors Only Choose USE OMIT OD or SLAB Remote Sensors Only NOTE Remote 1 and Remote 2 options do not appear on this screen if these sensors are not connected SERVICE TEST SETUP SERVICE TEST Slab Heat Call Space Heat Call ...

Page 58: ...ent cycles and faster response tighter regulation High number less frequent cycles and slower response looser regulation Interstage Differential 0 5 to 8 0ºF The proportional temperature error to trigger the second Aux stage HP Balance Point Minimum outdoor temperature at which the heat pump runs requires outdoor sensor AUX Balance Point Maximum outdoor temperature at which Aux Heat System supplem...

Page 59: ... for entire house if part of a Cresnet system Outdoor Page Temperature humidity of the outside sensor Remote Function Page 1 2 Allows remote control of other functions for example lights alarms etc Reverse SMODE Dir Allows arrow keys to select mode functions in both directions DISPLAY OPTIONS SETUP DISP OPTIONS Temperature Units Temp Display Offset Dual Setpoint Auto Main Scn Lwr Obj Use 0 5 Deg C...

Page 60: ...t entering the auto mode even from Cresnet commands SENSORS SETUP SENSORS Sensor Internal Remote 1 Remote 2 TEMP HUM OMIT USE SLAB DETECTED 1 x T Choose USE or OMIT Built in Sensors Only Choose USE OMIT OD or SLAB Remote Sensors Only NOTE Remote 1 and Remote 2 options do not appear on this screen if these sensors are not connected SERVICE TEST SETUP SERVICE TEST SLAB HEAT CALL SPACE HEAT CALL SPAC...

Page 61: ...ting System C1 Cooling System or Stage 1 Cooling System C2 Stage 2 Cooling System SB Slab heat system HM Humidifier NOTE System indicators flash to indicate short cycle timer protection timer guards engaged MODE 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 screen and or Slab Sys...

Page 62: ...erature and setpoint Press MODE button for System Mode screen Press MODE button to continue to 2 Fan Mode screen on the following page Displays Air System Mode control Press MODE button to continue to Slab System Mode screen Displays current floor warming temperature and setpoint Press MODE button to continue to Air System Mode screen Press MODE button to continue to 2 Fan Mode screen on the follo...

Page 63: ...in displays the Crestron Sys screen Use the up and down 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 Restores to the last command sent when online is re...

Page 64: ...re if an outdoor sensor has been installed and outdoor humidity if available Outdoor temperature humidity can come from 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 SCRN OPTIONS setup screen NOTE This is only a display and not for system activation This display can be shown on either the CHV TSTAT...

Page 65: ...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 f...

Page 66: ... control system is used NOTE The slotted thermostat symbol described in this section is for 2 Series only 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 dr...

Page 67: ...tem 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 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 Win...

Page 68: ...play Functions Slot 6 System Configuration NOTE Because of changes to the symbol and other improved features this version of the SIMPL Windows symbol is not compatible with previous firmware versions Program View of Slotted Symbol NOTE All temperatures including setpoint values are expressed in tenths of degrees For example sending 703 means 70 3 The following are detail views of the six thermosta...

Page 69: ...Crestron CHV TSTAT and CHV THSTAT Thermostats Slot 1 Detail View Heat Cool Control Operations and Installation Guide DOC 8163C Thermostats CHV TSTAT and CHV THSTAT 63 ...

Page 70: ...ystem mode Low 0 no effect SysModeHeat_F SysModeCool_F SysModeAuto_F SysModeOff_F SysModeAuxHeatOnly_F Output Digital Reports the current system mode High 1 System mode running Low 0 System mode not running FanOn FanAuto Input Digital Selects the fan mode on the rising edge of the input In On mode the fan runs continually In Auto mode the fan runs only when the system calls for heat or cool High 1...

Page 71: ... only cool only and single point auto mode in tenths of a degree The scale Fahrenheit or Celsius is based on the current setting in the unit RegulationTemp Output Analog Reports the mean averaged temperature reading of all internal and remote sensors set to Use in tenths of a degree The scale Fahrenheit or Celsius is based on the current setting in the unit Sensors are manually set to Use Omit OD ...

Page 72: ... set to OD Outdoor in tenths of a degree The scale Fahrenheit or Celsius is based on the current setting in the unit If more than one sensor is set to OD this is the mean outdoor temperature Sensors are manually set to Use Omit OD Outdoor or Slab via the setup menus on the thermostat Slot 2 Detail View Humidity Control 66 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8...

Page 73: ...alog Receives the outdoor relative humidity from a sensor that is not connected to the thermostat for display on the Outdoor page of the thermostat LCD This value is ignored if an outdoor humidity sensor CHV RTHS is connected to the thermostat HumiditySetpoint Input Analog Sets the humidity regulating setpoint in whole numbers Valid values range from 5 to 70 The humidity setpoint will saturate in ...

Page 74: ...is reported regardless of the Use Omit OD designation OutdoorHumidity Output Analog Reports the humidity reading of any humidity sensor set to OD Outdoor in whole numbers If more than one humidity sensor is set to OD this is the mean outdoor humidity Humidity sensors are manually set to Use Omit or Outdoor via the setup menus on the thermostat Slot 3 Detail View Slab Control 68 Thermostats CHV TST...

Page 75: ...ff SlabSetpoint Input Analog Sets the slab regulating setpoint in tenths of a degree The scale Fahrenheit or Celsius is based on the current setting in the unit The displayed setpoint value is rounded to whole degrees Fahrenheit or Celsius or half degrees Celsius if that option is enabled This means that if the value 721 is presented on the slab setpoint input the thermostat LCD will display a sla...

Page 76: ...at or stage 1 heat Remains high for as long as the heat system is running High 1 Heat Stage 1 heat running Low 0 System not running Heat2Call Output Digital Goes high when the system calls for stage 2 heat Remains high for as long as the heat system is running High 1 Stage 2 heat running Low 0 System not running AuxHeatCall Output Digital Goes high when the system calls for auxiliary heat Remains ...

Page 77: ...emains high for as long as the fan is running High 1 Fan running Low 0 System not running HumidifierCall Output Digital Goes high when the system calls for humidification Remains high for as long as the humidifier is running High 1 Humidifier running Low 0 System not running SlabHeatCall Output Digital Goes high when the system calls for slab heat Remains high for as long as the slab system is run...

Page 78: ...ising edge of the input In this mode the thermostat is put back online and data flows freely between the Cresnet network and the thermostat While the thermostat is on hold it buffers all setpoint and mode changes except for up down inputs The setpoints and mode inputs will take effect immediately when the hold is released High 1 rising edge Restore Cresnet communication and buffered settings Low 1...

Page 79: ...nt and mode changes except for up down inputs The setpoints and mode inputs will take effect immediately when the hold is released Remains high for as long as the thermostat is offline High 1 Offline Low 0 Online RemoteBtn1_Press Output Digital Indicates that Remote Function Button 1 Up pushbutton has been pressed on Remote Page 1 of the thermostat LCD Remains high for as long as the button is pre...

Page 80: ...The thermostat LCD provides two Remote pages in which the Up and Down pushbuttons operate as remote function buttons In this mode the buttons can trigger non HVAC remote functions such as AV control lighting or alarm activation MsgWaiting Output Digital Indicates that text has been sent to the Messages page of the thermostat LCD via the MsgField input Remains high until the user presses the Clear ...

Page 81: ...Crestron CHV TSTAT and CHV THSTAT Thermostats Slot 6 Detail View System Configuration Continued on following page Operations and Installation Guide DOC 8163C Thermostats CHV TSTAT and CHV THSTAT 75 ...

Page 82: ...Thermostats Crestron CHV TSTAT and CHV THSTAT Slot 6 Detail View System Configuration continued 76 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163C ...

Page 83: ...ges of cooling or heating there are in the system High 1 One or two stage system Low 0 System type not selected DualSetpoints AutoMode Output Digital Indicates that dual point auto mode has been enabled Remains high for as long as the mode is enabled High 1 Dual point auto mode enabled Low 0 Not enabled NoAutoMode Output Digital Reports whether Auto Mode is permitted in the system If enabled the t...

Page 84: ...ghting or alarm activation High 1 Remote page enabled Low 0 Not enabled DispHumidityModePage Output Digital Indicates that the Humidity Mode page has been enabled for display on the thermostat LCD Remains high for as long as the page is enabled The Humidity Mode page allows the user to enable or disable the humidifier High 1 Humidity Mode page enabled Low 0 Not enabled DispHumidityViewPage Output ...

Page 85: ...S slab sensor Each sensor must be designated as Use Omit OD Outdoor or Slab Readings from local and remote sensors that have the same designator are averaged together Thus two sensors set to Use are averaged for the air temperature control while two OD readings are averaged to determine the outdoor temperature and two Slab readings are averaged for the floor temperature A sensor designated as Omit...

Page 86: ...fset is the number of degrees added or subtracted from the actual sensed temperature The scale Fahrenheit or Celsius is based on the current setting in the unit Values are as follows Fahrenheit 60 to 60 6 to 6 F Celsius 30 to 30 3 0 to 3 0 C This temperature offset changes the actual regulated temperature not just the displayed temperature The offset is set to 0 as shipped from the factory AutoDea...

Page 87: ... to the following two examples of ID strings Example 1 SLAB 4B system with aux heat SB4B AX Slab max is 50C SMX50 Interstage differential is 2 0C ID2 0 Balance points are 10C 0C offset of 0C HBP 10 ABP0 OS0 0 Auto dead band 2C ADB2 0 Half C units C05 2A CHV THSTATA v2 0 D8000000 SB4B AX H1 C1 HA2 CA2 SMX50 ID2 0 HBP 10 ABP0 OS0 0 ADB2 0 DA C05 OUSOOO SETUP Example 2 SLAB 1 system with slab regulat...

Page 88: ...nce Point HBP Balance point for heat pump Slab4B and Slab 5B types followed by a number example HBP 10 Aux Balance Point ABP Balance point for heatpump Slab4B and Slab5B types followed by a number example ABP70 Offset Temperature OS Offset temperature display value followed by a number from 6 to 6 degrees Example OS 1 Auto Deadband ADB Minimum separation between heat and cool setpoints in auto mod...

Page 89: ...string designator is the sensor setup designation CHA errors CHB errors are the number of errors on each sub channel cycle count is the number of read cycles that have occurred NOTE Both sub channels have their error count reported regardless of the sensors connected This message is sent upon the first error on the channel as well as every 100 errors thereafter The following is an example output a...

Page 90: ...ure source is present because all available sensors designated SLAB have generated errors during the current read cycle HVAC operation is suspended on all slab modes 1 2 3 4A 4B 5A 5B ERR NO HM SRC Indicates that no humidity sources are present because all available sensors designated USE have generated errors during the current read cycle Humidifier operation is suspended and HUM relay is cleared...

Page 91: ...cuit breaker powering furnace or boiler Recheck wiring connections Heating Cooling system not operating Flashing system indicator Short cycle timer not satisfied Timer Guards are a safety feature that prevents rapid switching between different cycles H1 H2 C1 C2 SB HM and AX flash when the three minute timer guards have not been satisfied Wait five minutes and or consult HVAC contractor Cannot cha...

Page 92: ...irect sunlight drafts doorways skylights and windows Displays NetDown No Crestron program or the program does not have a device at this net address included in this system Check ID in program Fix program if one is needed Cannot leave setup Sensor configuration not valid Ensure sensor setup meets system requirements Refer to Sensor Setup screen Cannot enter Auto mode Auto mode disabled in setup Sel...

Page 93: ...able Therefore please check Crestron s website http www crestron com downloads software_updates asp for the latest version of firmware Not every product has a firmware upgrade but as Crestron improves functions adds new features and extends the capabilities of its products firmware upgrades are posted If you have questions regarding upgrades procedures contact Crestron customer service NOTE Firmwa...

Page 94: ...ncy Heat Supplementary Electric Heat The auxiliary AUX or emergency heat provided at temperatures below a heat pump s balance point It is usually electrical resistance heat Forced Air 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 c...

Page 95: ...he slab W1 call 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 three minutes Two Stage Heating The heating unit starts out running in its first stage and operates at a fraction of its capacity When the temperature outside goes very low the system adjusts to full capacity second stage t...

Page 96: ...located indoors A fan blows cool air over the coil the vapor cools turns back to a liquid releasing heat 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 ...

Page 97: ...mps 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 sub...

Page 98: ...Thermostats Crestron CHV TSTAT and CHV THSTAT This page intentionally left blank 92 Thermostats CHV TSTAT and CHV THSTAT Operations and Installation Guide DOC 8163C ...

Page 99: ...Crestron CHV TSTAT and CHV THSTAT Thermostats This page intentionally left blank Operations and Installation Guide DOC 8163C Thermostats CHV TSTAT and CHV THSTAT 93 ...

Page 100: ...stron Electronics Inc Operations and Installation Guide DOC 8163C 15 Volvo Drive Rockleigh NJ 07647 08 04 Tel 888 CRESTRON Fax 201 767 7576 Specifications subject to www crestron com change without notice ...

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