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Honeywell CM901, Product Specification Sheet

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Honeywell CM901 Product Specification Sheet Download Page 6

CM907-

TRV

 CHRONOTHERM

 

 

 

  

EN0H 8555 UK07 R0 09/06 

6

DIMENSIONS 

LOCATION

The 

CM907-

TRV

 thermostat is the control element of the 

heating / cooling system and, therefore, MUST be located in 
a position with good air circulation, at average room 
temperature and on an inside wall 1.5 metres, above the floor 
level. Do not position the 

CM907-

TRV

 thermostat near 

sources of heat (radiators, hot air vents, TV or lights), near 
doors or windows, or in direct sunlight. 

MOUNTING 

The 

CM907-

TRV

 

thermostat can be mounted directly on the 

wall surface or on an electrical wallbox. 

WIRING 

The 

CM907-

TRV

 thermostat is designed for fixed wiring only 

and must be installed in accordance with the latest l.E.E. 
regulations. Ensure the wiring connection to the supply is via 
a fuse rated at no more than 

8 amps

 and a Class "A" switch 

(having contact separation of at least 3 mm in all poles). 

IMPORTANT 

1.  The installer must be a trained service engineer 

2.  Disconnect the power supply before beginning 

installation 

 

 

 

INSTALLATION 

Summary of Contents for CM901

Page 1: ... temperature in the house The TRV mode can either be pre programmed or switched manually TRV button allows activation or cancellation of the TRV mode manually whenever this type of control is required Party feature that temporarily maintains a selectable constant temperature for 1 23 hours then returns to normal operation Holiday button that provides energy savings by reducing to a constant temper...

Page 2: ...our Room Temperature display range From 0 o C to 50 o C Control form P I Proportional Integral Minimum ON time 10 of cycle time min one minute adjustable to 2 to 5 min see installer set up Cycle rate Selectable by application see installer set up Wiring Terminal block capable of accepting wires up to 2 5 mm 2 Wire access Mains wiring rear right Low voltage wiring rear right Dimensions 133 x 89 x 2...

Page 3: ...or 5 seconds Modify the cooling program as required Heat Pump Air conditioner 3 4 1 Set Minimum ON Time to 4 minutes 2 Set Cycle Hour to 3 2 Fan coil 6 1 No action required In Installer set up we can Set up specific applications Enable special features Establish support for optional accessories To enter the installer set up mode a Move the slider switch to the OFF position b Press and hold the INF...

Page 4: ...installer set up mode to the desired limit Temperature Offset If the thermostat is located in a hot cold location and cannot be moved because of wiring then the measured displayed temperature can be adjusted by 3 o C Useful if the homeowner wants the reading to match another appliance temperature display Set parameter n 12 category 1 in the installer set up mode to the desired offset value Proport...

Page 5: ...r Temp Limit 6 to 21 6 C to 21 C adjustment in 1 C steps 1 Optimisation 8 0P 0 Optimisation disabled 1 Optimisation enabled 1 Remote Control Setpoint e g via telephone module 9 tS 0 Disabled 1 Enabled 1 Second Temperature Sensor 10 SS 0 No sensor fitted 1 2 1 Outside Temperature Sensor fitted 2 Remote Temp Sensor fitted 1 Temperature Offset 12 tO 0 No offset 3 to 3 3 C to 3 C adjustment in 0 1 C s...

Page 6: ...r lights near doors or windows or in direct sunlight MOUNTING The CM907 TRV thermostat can be mounted directly on the wall surface or on an electrical wallbox WIRING The CM907 TRV thermostat is designed for fixed wiring only and must be installed in accordance with the latest l E E regulations Ensure the wiring connection to the supply is via a fuse rated at no more than 8 amps and a Class A switc...

Page 7: ...om EN0H 8555 UK07 R0 09 06 WIRING Description Model Logo Literature Availability Spec Sheet 7 day programmable thermostat Remote Temperature Sensor Outdoor Temperature Sensor CMT907A1082 F42010972 001 F42010971 001 Honeywell Honeywell French Dutch Multi lingual Multi lingual Aug 06 Sep 06 Sep 06 ENOH8555 ENOH8554 ENOH8553 ORDERING SPECIFICATION ...

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