User guide
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Chronotherms wired
http://products.ecc.emea.honeywell.com/europe
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Chronotherms wired
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.
7-day program
1-day program
Chronotherm with extended feature set and slim ultra-modern design CM907, CM901
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 mm
2
Temp. setpoint range 5 ... 35
o
C
Temperature control
accuracy
0,5
o
C
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 • LCD backlight
• 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
Default time
display format
Party timer Day off function TRV-mode User panel
language
Product literature
language
Type
24 h••–Italian I
CM907I
24 h••–EnglishNL, F
CMT907A1017
24 h•–•EnglishNL, F
CMT907A1082
24 h••–FrenchF
CMT907A1025
24 h••–SpanishE
CMT907A1033
AM/PM••–EnglishUK
CMT907A1041
24 h••–EnglishHU, 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–––EnglishNL, F
CMT901A1010
24 h–––FrenchF
CMT901A1028
24 h–––SpanishE
CMT901A1036
AM/PM–––EnglishUK
CMT901A1044