Honeywell 42011076-003 Thermostat User Manual
Contents
1. reduce the FF signal significantly more Once a position is selected for the room thermostat this can be checked using the RF Communication Test mode as described in section 2 2 3 Locating the Room Thermostat f the position is unsuitable the receiver box will not respond and an alternative position must be selected Signal Strength Max Signal Length 30 metres Typical example of Building Fabric Signal losses 2 CM900 Wireless Programmable Room Thermostat Honeywell 2 Installing the CM900 Wireless System Please follow the illustrations and information below in sequence to install the receiver box and room thermostat correctly For applications other than gas boilers enabling special features and to see what other system options are available refer to section 4 Installer Mode 2 1 Installing the Receiver Box The receiver box is a RF device For the best performance install in an open space Leave at least 30cm distance from any metal objects including wall boxes and boiler housing Do not mount on metal wall NOTE The receiver box contains no user serviceable parts It should be opened and installed by qualified installer only WARNING Electrostatic sensitive device Do not touch the circuit board a Burner direct control b Combi boiler 230 V 50 60 Hz INTE TaT2 d Cooling device 230 V 50 60 Hz NOTE All wiring m2. Bracknell Berkshire Honeywell RG12 1EB Technical Helo Desk 08457 678999 www honeywelluk com CE 42011076 003 R2 2006 Honeywell International Inc
3. Check Now a simple test can be completed to check the full system has been installed correctly 1 Set the slider switch to the OFF mode 2 Check the boiler supply is on and check that the green LED on the receiver box is off 3 4 Adjust the setpoint up to the maximum 35 C by pressing the button The boiler should come on Set the slider switch to the MAN mode green LED ON on receiver box after a few seconds and the symbol appears on the room thermostat LCD display Set the slider switch to the OFF mode The boiler will go off green LED OFF on receiver box after a few seconds and the symbol disappears Check the system operation by moving the slider between MAN and OFF modes several times bearing in mind the switching delay referred to above Now you should have completed the installation successfully to begin operating at the default factory settings move the slider to the AUTO mode or select PROG to modify the built in heating program accordingly Installation Guide 5 3 Basic Operation of the System 3 1 Automatic Operation HC60NG Receiver Box The receiver box receives the heat demand 0 100 signal from the room thermostat The room thermostat will display the g symbol on the LCD display whenever more heat is required 7 E T Depending on the demand the receiver box will le relay status LED s switch the heating device on to match the current TT requirements of the system The green
4. LED indicates the status of the relay output e Green LED on relay on e Green LED off relay off 3 2 Temporary Manual Override Pressing the receiver box button will override the current relay position AS soon as the next signal is received from the room thermostat the receiver box will return back to automatic operation as the automatic control has higher priority than manual operation 3 3 Communications Loss If the RF communication is lost for a period of 1 hour the red LED will illuminate to indicate that no RF messages have been received during the last hour The receiver box will also enter the failsafe mode as selected in Installer Mode see section 4 2 HC60 Receiver Box Fail Safe Mode Setup To allow manual control of the receiver box output manual override is available in fail safe mode When RF communication is restored the receiver box will automatically return to normal operation You can now use the USER GUIDE supplied with the room thermostat to demonstrate how it works to the home owner 4 Installer Mode Installer Mode is used to alter the system settings for specific applications to use the special features of the room thermostat in a different way or to alter the factory preset parameters Parameters are divided into two groups Category 1 parameters Room Thermostat Setup Category 2 parameters System Setup These are all listed in section 4 5 Installer Parameters Table 6 CM900 Wirele
5. Special Features of the Room Thermostat 8 4 5 Installer Parameters Table cccccscesseseeeeeens 9 4 5 1 Category 1 Room Thermostat Settings 9 4 5 2 Category 2 System Settings 0 10 5 Additional Installation Information 11 5 1 Binding Rebinding Procedure 0c00e 11 5 2 Multi Zone SYStOM ccc ccc ccceeceeeseeeeeeseneenes 11 6 Trouble SHOOTING ccccccccsseeseeeeeeeeeeneeeeeees 12 6 1 Trouble Shooting GUIS stssdos cn somacineuiaseceteaes 12 6 2 Diagnostics Moge vnccevssannteusinandandevatniadiuduecdes 12 42011076 003 R2 1 Installation Information As these products communicate using RF technology special care must be taken during installation The location of the RF components as well as the building structure may influence performance of the RF system To assure system reliability please review and apply the information given below Within a typical residential building the two products should communicate reliably within a 30m range It is important to take into consideration that walls and ceilings will reduce the RF signal The strength of the RF signal reaching the receiver box depends on the number of walls and ceilings separating it from the room thermostat as well as the building construction the diagram below illustrates an example of typical signal strength reduction Walls and ceilings reinforced with steel or plasterboard walls lined with metal foil
6. be held in OFF position e 1 when RF communication is lost the relay output will cycle at 20 on 80 off 5 Press the green K button to accept the change 6 Attach appropriate label to the receiver box to indicate the selected fail safe mode IMPORTANT To enable the frost protection when RF communication is lost select the fail safe mode 1 For systems with separate frost protection thermostat or where frost protection is not required select fail safe mode 0 Installation Guide 4 3 Using the Room Thermostat for Specific Applications The CM927 921 RF room thermostat is a versatile controller that can be used to control many different applications For most typical applications like wall hung gas fired combination boiler control or zone valve control no adjustments from the factory settings are required For other applications like controlling an oil burner the best system performance can be achieved by modifying selected parameters of the room thermostat in the Installer mode The table below lists the most common settings used for specific applications Cycle Minimum ON Note All parameters listed below belong to category 2 Hour Time System Parameters see Installer Parameters Table HEATING Gas Boiler lt 30kW 6 1 No changes required Oil Boiler Set 1 Ot parameter to 4 Set 2 Cr parameter to 3 Thermal Actuator Set 2 Cr parameter to 12 Zone Valve No changes required Electric Heating resis
7. 42011076 003 0024168 08 06 Honeywell ARTWORK DESCRIPTION DRAWN MKTING DATE CM900 RF INSTALLATION GUIDE UK English MF BMO 08 06 as ne as vs ar oR SZEWHENPAINTED x Booer SZEWHENFOLDED x fF tx SINGLE SIDE ne ONE COLOUR TWO COLOUR THREE COLOUR FULL COLOUR DouBLE SIDE x x BuacK SEE FOLLOWING PAGES FOR COLOUR DESIGNATION ALL PRINTING MUST BE CLEAR FREE OF SMUDGES AND MULTI COLOUR PRINT PROPERLY REGISTERED Folding Sequence Finished Size 12 page A5 saddle stitched booklet folded to A6 DO NOT INCLUDE THIS PAGE IN THE PRINTING CM900 Wireless Installation Guide Description The Honeywell CM900 Wireless CM927 or CM921 is a modern wireless programmable room thermostat based on Honeywell s proven programming philosophy To further improve the ease of use this product includes an extra large LCD display with backlighting and LoT Technology to assist customers during daily use The CM927 921 room thermostat communicates with the HC6ONG receiver box on an 868MHz Radio Frequency RF band to control a single heating system component such as a boiler pump or zone valve Neither product will communicate with other RF products that use different frequencies or communication protocols Note The RF link between the individual room thermostat CM927 921 and receiver box HC60NG in system packs provided by Honeywell is pre configured at the factory and therefo
8. e Relay Off HC60 control Relay 20 on 80 off 1 HR80 HM80 control with own remote sensor no temperature displayed 2 Hr80 HM80 HCE80 control with CM sensor 3 HC60 control and HR80 HM80 HCE80 control with own remote sensor 4 Hr80 HM80 HCE80 control with own remote sensor temperature displayed HR80 Window Open Function Disabled Enabled HR80 Local Override Enabled Disabled Maximum Flow Setpoint 55 C Maximum Flow Temp 0 C to 99 C adjustment in 1 C steps Minimum Flow Setpoint 15 C Minimum Flow Temp 0 C to 50 C adjustment in 1 C steps Mixing Value Run Time 150 seconds O to 240 sec adjustment in 1sec steps Pump Overrun Run Time 15 minutes O to 99 mins adjustment in 1min steps Notes 1 Remember to always press the green k button to confirm that you want to store your new Installer Set Up setting To exit the Installer Mode move the slider switch to the AUTO or MAN position 2 These parameters are set centrally for the zoning system at the room thermostat configured as the system synchroniser 3 Minimum on time setting applies only to the boiler controller All receiver box zone controllers will work with the minimum on time of 30 seconds 10 CM900 Wireless Programmable Room Thermostat Honeywell 5 Additional Installation Information 5 1 Binding Rebinding Procedure The binding operation described be
9. ed Upper Temp Limit 35 C Upper Temp Limit 21 C to 34 C adjustment in 1 C steps Lower Temp Limit Optimisation 5 C Lower Temp Limit Optimisation Disabled 6 C to 21 C adjustment in 1 C steps Optimisation Enabled Temperature Offset No temperature offset 3 C to 3 C adjustment in 0 1 C steps Proportional Band Width Proportional band of 1 5 degrees 1 6 C to 3 0 C adjustment in 0 1 C steps Reset Parameters to Factory Defaults Notes All settings at factory defaults Changes to 0 when one of the parameter is changed Settings are as modified above To restore the factory profile set to 1 1 Remember to always press the green OK button to confirm that you want to store your new Installer Set Up setting To exit the Installer Mode move the slider switch to the AUTO or MAN position Installation Guide 4 5 2 Category 2 System Settings Description Display Description Minimum boiler ON time 1 minute minimum 2tod ON time Selection of 2 3 4 or 5 minutes minimum ON time Cycle Rate 6 cycles per hour 3 9 or cph 12 Selection of 3 9 or 12 cph Heat Cool Change Disabled Enabled Pump Exercise Pump exercise disabled Pump exercise enabled System Synchronisation Standard operation of the Room Unit Room unit configured as Synchroniser Loss of Communications Instruction Room Temperature Sensor Us
10. f the room thermostat during binding Repeat the binding procedure Repeat the binding procedure keeping approx 1m distance between the receiver box and the room thermostat The red LED on the receiver box is illuminated Communication loss The receiver box receives no RF messages from the room thermostat RF signal is blocked due to wrong location of the room thermostat Re locate the room thermostat following instructions in section 2 Installing the CM900 Wireless System Room thermostat batteries are exhausted Replace batteries in the room thermostat 6 2 Diagnostic Mode The CM927 921 room thermostat has a user accessible mode that provides information useful to a remote service person and a means of checking whether the boiler is working To access this move the slider switch to the OFF position then press and hold the f button for 5 seconds The room thermostat will enter the user settings mode Next press and hold the fj and buttons together The room thermostat will hold the relay on for 5 minutes and the following information can be viewed on the display by pressing the or buttons model ID date code WW YY amp checksum Hereby Honeywell declares that this CM927 CM921 room thermostat and HC6ONG receiver box are in compliance with the essential requirements and other relevant provisions of Directive 1999 5 EC 73 23EC and 89 336EC Honeywell Control Systems Ltd Arlington Business Park
11. low is required if e Any of the system components room thermostat or receiver box are replaced e The receiver box has incorrect or no binding data stored e g when pre bound system pack components have been mismatched NOTE During the binding procedure keep approximately 1m distance between the room thermostat and the receiver box To bind rebind 7 Press and hold the receiver box push button for 15 seconds to reset any previously stored data After 15 seconds the red LED will change to flashing 0 1sec on O0 9sec off NOTE After 5 seconds the red LED will start to flash O 5sec on 0 5sec off but continue to hold the button 2 Release the push button 3 Press and hold the receiver box push button for 5 seconds to enter the binding mode The Red LED will start flashing at O 5sec on O0 5sec off to confirm the binding mode has been entered 4 Move the room thermostat slider to the OFF position and press the and buttons together along with the button The unit will display InSt and CONTROL BINDING 5 Press the green W button to send the binding signal out to the receiver box The red LED is switched off to confirm successful binding operation If the red LED still flashes push the button again until binding is successful 6 Now go to Section 2 Installing the CM900 Wireless System to setup the system 5 2 Multi Zone System Multiple room thermostats and receiver box sets can also be used to control multi zo
12. nds proceed to the next step NOTE If the green LED is not switched at specified intervals the red LED is flashing or if you are installing a replacement receiver box or room thermostat follow the procedures described in section 5 1 Binding Rebinding Procedure 4 CM900 Wireless Programmable Room Thermostat Honeywell 2 2 3 Locating the Room Thermostat While still in the Test Mode as described in section 2 2 2 the room thermostat should be located taking the following into consideration and reviewing the illustrations below 1 Find a suitable location where the signal transmission is reliable Reliable transmission is indicated when the receiver box is flashing the green LED every 6 seconds NOTE The receiver box relay will be off Install the room thermostat EITHER on the wall using the wall bracket OR attach the optional table stand as shown in below Exit the Test Mode by moving the setting slider to the required operating mode AUTO or OFF Wall bracket Table stand x AO el A e The room thermostat should be installed in an open space for best performance as it is a radio frequency device e Leave at least 30cm distance from any metal objects including wall boxes and at least 1 metre from any other electrical equipment eg radio TV PC etc e Do not mount onto metal wall boxes It is recommended that the receiver box is fully installed 2 3 System
13. ne systems and the CM927 921 room thermostat is compatible with a variety of other Honeywell products including HR80 radiator controllers and HCE80 underfloor heating controllers If you intend to use it in this way additional installation and user instructions can be obtain by contacting the address at the end of this guide NOTE Some of the labels supplied with the pack are for use in multizone applications Installation Guide 11 6 Trouble Shooting 6 1 Trouble Shooting Guide The room thermostat displays the symbol but the receiver box relay does not switch on This is normal operation The receiver box cycles the relay on and off for times proportional to the demand signal 0 100 from the room thermostat The A symbol only indicates that the demand value is greater than 0 Using the button change the temperature setpoint by a few degrees The receiver box should switch the relay on after a few seconds delay The receiver box does not react to setpoint changes on the room thermostat The room thermostat and receiver box are not bound Reset the receiver box by pressing and holding the push button for 15 seconds Then follow the binding rebinding procedure as described in section 5 Additional Installation Information After the binding procedure the red LED is on and the green one is flashing once every 3 sec on the receiver box Incorrect or incomplete binding procedure Incorrect position o
14. rature Offset If the thermostat is located in a particularly hot cold location for reliable signal transmission reasons then the measured displayed temperature can be adjusted by 3 C This is useful if the homeowner wants the reading to match another appliance temperature display Set parameter 12 tO category 1 to the required offset value Upper Lower Temperature Limit The normal upper temperature limit of 35 C can be reduced to 21 C to save the homeowner energy The normal lower limit of 5 C can be increased up to 21 C to protect inhabitants from cold Set parameter 6 uL category 1 to the desired upper limit Set parameter 7 LL category 1 to the desired lower limit CM900 Wireless Programmable Room Thermostat Honeywell 4 5 Installer Parameters Table 4 5 1 Category 1 Room Thermostat Settings Category 1 Parameters Room Thermostat Settings Display Description Display Description AM PM 24hr Display Reset Time Temp Program 24 24 hr clock display 12 format Time Temp profile set to factory default Changes to O when one of the time temp profiles are changed 12 hr AM PM clock display format Time Temperature are as programmed To restore the factory profile set to 1 Auto Summer Winter Time Change Auto Summer Winter Time Change Enabled Auto Summer Winter Time Change Disabled LCD Backlighting Backlighting Enable Backlighting Disabl
15. re SHOULD be installed at the same site This makes the installation process fast and easy but if products from individual system packs are separated or mixed with other pre configured system packs during installations please refer to section 5 1 Binding Rebinding Procedure to bind the desired units together and allow them to communicate with each other 7723 4 ARB CM927 CM921 Wireless Programmable Room Thermostat amp HC60NG Receiver Box Honeywell Table of Contents section Page 1 Installation Information ccccceeeseeeneeeees 2 2 Installing the CM900 Wireless System 3 2 1 Installing the Receiver Box ccccceseeeeeeeeee ees 3 2 2 Installing the Room Thermostat s seeieeeeeeen 4 22 A POWER Up ccranccsretasn sete Roataws tinenade don abouhnas tee 4 2 2 2 RF Communication CHECK s s s 4 2 2 3 Locating the Room Thermostat 0685 5 2 3 System CC asisti eiris iniiai eiiie 5 3 Basic Operation of the System 6 3 1 Automatic Operation we scoscsanscacctencwascncdecads jaceanes 6 3 2 Temporary Manual Override cccsceseeeeeeees 6 3 3 Communication OSS chccccssccdiedaaeneorhecneewethedesess 6 4 Installer Mode iasecciccciendececapccendnedsendssteaxtiecteoees 6 4 1 Entering Installer Mode sssisicsieirsrsrerrrrere 7 4 2 HC6ONG Receiver Box Fail Safe Mode Setup 7 4 3 Using the Room Thermostat for Specific Applications 8 4 4 Using the
16. ss Programmable Room Thermostat 4 1 Entering Installer Mode OY LY A CAO y im NS Move the slider switch to the OFF mode Press and hold the i button and the two amp buttons together Press the or to change factory setting The display will flash indicating that a change has been made Press button to go to the next parameter Honeywell The unit will display the first parameter of installer parameter group category 1 from Parameter n 1 to n 19 as shown Press the green button to confirm the change The display will stop flashing Press button to go to Installer parameter group category 2 2 from Parameter n 1 to n 14 To exit the installer mode move the slider switch to the AUTO or MAN positions 4 2 HC60NG Receiver Box Fail Safe Mode Setup The failsafe mode defines the receiver box output relay status if the RF communication is lost e g when the room thermostat stops communicating due to discharged batteries The factory setting keeps the relay permanently off when communications is lost If this factory setting needs to be changed follow the instructions below 1 Enter Installer mode as described above Press the button to enter category 2 parameters 2 3 Select the parameter 7 LC by pressing the amp button 4 Select the fail safe mode by pressing or buttons e 0Q when RF communication is lost the relay will
17. tive load lt 8A Set 2 Cr parameter to 12 Set 3 EH parameter to 1 AIR CONDITIONING To enable switching between cooling and heating modes adjust parameter 4 HC in category 2 0 disabled 1 enabled Now you can switch between these modes by pressing the and W buttons together for 5 seconds in any of the product operating modes AUTO MAN or OFF Explain to the end user how to switch between these modes using the a and v buttons and ensure the cooling program is modified as required Heat Pump Air Conditioner Set 1 Ot parameter to 4 Set 2 Cr parameter to 3 Optimisation Variable Start Time Fan Coil No changes required The thermostat will adjust the start time in the morning afternoon so the desired temperature is reached by the start of the program period The system will restrict the start time to a max of 2 hours To enable Set parameter 8 OP category 1 to 1 Heating or Cooling Operation This product can be used for heating or cooling applications If you select cooling mode the control algorithm and factory default program will be modified You can independently modify the heating and cooling profile To enable Set parameter 4 HC category 2 to 1 Summer Winter Auto time change This feature moves time automatically on the last Sunday of March and the last Sunday of October The feature is factory enabled To enable Set parameter 3 tC category 1 to 1 Tempe
18. ust be in accordance with IEE regulations CAUTION Observe ambient temperature and current limits See the receiver box wiring label Installation Guide 6mm max 2 2 Installing the Room Thermostat 2 2 1 Power Up 1 Remove the battery cover and insert the batteries supplied with the room thermostat 2 x AA LR6 Alkaline Batteries 2 On the initial power up the available user interface languages will be displayed only on certain models Use the or amp buttons to cycle through the options until the desired language is displayed Press the green k button to confirm the selection 3 Set the slider switch to the DATE mode 4 Use the or buttons to set the correct day month year pressing the green button to confirm 5 Use the or B buttons to set the correct time pressing the green K button to confirm Install the batteries included and attach the instruction label to flap 2 2 2 RF Communication Check Test Mode To check the RF communication hold the room thermostat about 2 3 metres from the installed receiver box Move the slider on the room thermostat to the OFF position then press the and W buttons together with the button for 3 seconds The unit will display TEST TRANSMIT and it will send test signals to the receiver box flashing the green LED on every 6 seconds relay output will remain off for a maximum of 10 minutes When the green LED flashes on every 6 seco
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