Chronotherm with extended feature set and slim ultra-modern design CM907, CM901
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| The CM900 (CM907 or CM901) is a modern programmable room thermostat based on Honeywell's proven CM60 programming philosophy. To further improve the ease of use and assist installation, this product includes an extra large LCD display with backlighting, a dynamic text display and an 'OK' button. |
| Used for general purpose control of boilers, zone valves, circulation pumps, thermal actuators, electric heaters, heat pumps etc. in heating or cooling systems. |
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| Power source |
battery powered, 2 x 1,5 V AA Alkaline cells supplied |
| Battery life |
2 years typical for applications with loads smaller than 3 A |
| Switch function/capacity |
SPDT, 24..230 V, 50..60 Hz, 0,5..8 A resistive, 0,5..3 A inductive |
| Terminal max. wire size |
2.5 mm2 |
| Temp. setpoint range |
5 ... 35 oC |
| Temperature control accuracy |
0.5 oC |
| Control functions |
Proportional + Integral (PI) temperature control |
| Temperature setpoints per day |
6 independent temperature setpoints |
| Time setting resolution |
time of day - 1 minute, program - 10 minute steps |
| Heating /Cooling application |
H or C |
| Manual operation functions |
manual setpoint setting (MAN) and frost protection (OFF) modes available |
| Housing (HxWxD) |
89 mm | 133 mm | 26 mm |
| Holiday mode |
yes |
| Optimisation |
yes |
| Additional description |
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LCD backlight |
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automatic summer/winter time change |
| • |
user program stored in non-volatile memory |
| • |
input for remote temperature sensor or outside temperature sensor |
| • |
input for telephone interface connection |
| • |
installers set-up mode |
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| Default time display format | Party timer | Day off function | TRV-mode | User panel language | Product literature language | Type |
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| 24 h | • | • | — | Italian | I | CM907i  |
| 24 h | • | • | — | English | NL, F | CMT907A1017 |
| 24 h | • | — | • | English | NL, F | CMT907A1082 |
| 24 h | • | • | — | French | F | CMT907A1025 |
| 24 h | • | • | — | Spanish | E | CMT907A1033 |
| AM/PM | • | • | — | English | UK | CMT907A1041 |
| 24 h | • | • | — | English | HU, D, PO | CMT907A1066 |
| 24 h | • | • | — | English | CZ, SK, PL | CMT907A1074 |
| Default time display format | Party timer | Day off function | TRV-mode | User panel language | Product literature language | Type |
|---|
| 24 h | — | — | — | Italian | I | CM901i |
| 24 h | — | — | — | English | NL, F | CMT901A1010 |
| 24 h | — | — | — | French | F | CMT901A1028 |
| 24 h | — | — | — | Spanish | E | CMT901A1036 |
| AM/PM | — | — | — | English | UK | CMT901A1044 |
| Description | Additional Product Type |
|---|
| Remote temperature sensor | F42010972 001 |
| Outside temperature sensor | F42010971 001 |
| Terminal block for telephone interface connection | F42010977 001 |
