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EN0R 8508 R0 07/99

CM

61

RF

WIREFREE CHRONOTHERM

PRODUCT SPECIFICATION SHEET

FEATURES

Attractive slim styling makes it ideal for location in
any home

Proven narrow band, multi-frequency synthesiser
based technology for communication jamming
avoidance

As no wired connection needs to be provided
between room unit and boiler, CM61RF can be
installed without disrupting the room decor

6 daily independent time and temperature level
changes let you set 6 time and temperatures pairs to
suit your life style

Temporary setpoint temperature change overrides
the programmed temperature till the next switch
point

Holiday button provides energy savings by

reducing the temperature for 1 to 99 days when
people are on holiday, returning to normal operation
(AUTO or MANUAL) on the day of return

EEPROM memory holds the user program
indefinitely even when the batteries are removed

OFF mode has an integral fixed frost protection
setting at minimum 5

°°°°

C (installer adjustable) so that

pipes in the house will never freeze in winter.

24...230V 8A resistive, 3A inductive SPDT relay
provides compatibility with most domestic central
heating systems without stocking many different
models.

The wall mounted holster allows removal of the
CM61RF from the wall for armchair programming

The HC60 relay box may be surface or wallbox
mounted

Frost protection is ensured when the slider is in the
OFF position. Frost protection setpoint may be
adjusted by installer (minimum setting 5

o

C)

Installer Set-Up Mode allows extra functions to be
set at the discretion of the installer to match the
consumers applications:

Optimisation

Pump Exercise

Upper / Lower Setpoint Limit Adjust

Temperature offset

Minimum ON time

Cycle rate

Heat / Cool Operation

Proportional Band Width

Failsafe mode for communication loss

Every room unit can be bound with several relay
boxes (e.g. to control several electric heating
panels)

CM61RF can be used with Automatic Time Setting
module (Q6667B1007)

The

CM

61RF

Chronotherm is designed to provide automatic

time and temperature control of heating or cooling systems
in villas and apartments. It can be used as a part of system
in conjunction with gas and oil boilers, circulation pumps,
variety of valves and actuators or electric heating systems
(<10A).

The radio frequency controlled

CM

61RF

system consist of

a room unit T6661C and relay box R6660C (HC60). No
wiring to the room unit is required. Installer needs to wire
only the relay box to a controlled device (e.g. boiler) and
mount the room unit in a suitable location where the RF
communication is reliable.

The

CM

61RF

display, buttons and slider layout are identical

to CM61 ‘wired’ chronotherm The unit is ideal for consumers
who want reliable precise temperature control from a simple
to program easy to use product.

Summary of Contents for CM61RF

Page 1: ...y box may be surface or wallbox mounted Frost protection is ensured when the slider is in the OFF position Frost protection setpoint may be adjusted by installer minimum setting 5 o C Installer Set Up Mode allows extra functions to be set at the discretion of the installer to match the consumers applications Optimisation Pump Exercise Upper Lower Setpoint Limit Adjust Temperature offset Minimum ON...

Page 2: ... Proportional Integral PI Minimum ON time 10 of cycle time min one minute adjustable to 2 to 5 min see installer set up Cycle rate 3 6 default 9 12 Selectable through the installer set up mode Environmental Operating temperature range 0 to 40 o C Shipping and storage temperature range 20 to 55 o C Humidity range 0 to 90 rh non condensing Approvals Designed to meet European EN approvals EN60730 1 1...

Page 3: ...ode 0 disabled 1 enabled AM PM 24hr Display Change display format default 24hr 0 24 hr display 1 AM PM display Pump exercise When enabled the Pump Exercise will switch the relay on for 1 minute at 12 00 a m if the relay has not been switched on since 12 00 the previous day 0 disabled 1 enabled Upper Temperature Limit The normal upper temperature limit of 30 o C can be reduced to 21 o C to save ene...

Page 4: ...etc It is recommended that the R6660C relay box is installed before commencing with the room unit installation refer to appropriate Installation Guide R6660C Relay box T6661C room unit WIRING The R6660C relay box is designed for fixed wiring only and must be installed in accordance with latest l E E regulations Ensure the wiring connection to the supply is via a fuse rated at no more than 10 amps ...

Page 5: ...WIRING ORDERING SPECIFICATION Description Model Logo Literature Spec Sheet Radio Frequency Chronotherm 1 day System Pack Y6661C1001 Honeywell English ENOR8508 RF Chronotherm room unit 1 day T6661C1006 Honeywell English ENOR8508 RF Chronotherm relay box HC60 R6660C1001 Honeywell English ENOR8508 Automatic Time Setting Module Europe Q6667B1007 Multi Language ENOR8501 ...

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