Honeywell CM67 specifications Special Features Description What to do if we wish this, Recovery TM

CM67 CHRONOTHERM

Special Features	Description					What to do if we wish this
						feature
Optimisation (Variable	The Chronotherm will adjust the start time in the					Set parameter. 1 in the installer set-
Start Time)	morning/ afternoon so the desired temperature is					up mode to 1.
Adaptive Intelligence	reached by the start of the program period e.g. Time
recovery TM	7:00, Temp 21 oC. The Chronotherm will monitor the
	accuracy	of the start up and use this information to
	modify the calculation for the following day by
	changing the ramp rate (initial 3 K/hr) .The system will
	restrict the start time to a max of 3 hours.
	Optimisation will not work in cooling mode.
AM-PM/ 24hr Display	Change display format (default 24hr)					Set parameter n.3 in the installer set -
						up mode to 1.
Pump exercise	When enabled the Pump Exercise will switch the relay					Set parameter n.8 in the installer set -
	on for 1 minute at 12:00 if the relay has not been					up mode to 1.
	switched on since 12:00 the previous day.
	While in Holiday mode the Pump Exercise feature, if
	enabled, will operate.
Upper Temperature	The normal upper temperature limit of 30 oC can be					Set parameter n.11 in the installer set
Limit	reduced down to 21 oC to save energy. Useful for small					-up mode to the desired limit.
	commercial premises.
Lower Temperature	The normal lower temperature limit of 5 oC can be					Set parameter n.12 in the installer set
Limit	increased up to 16 oC to protect the inhabitants from					-up mode to the desired limit.
	cold. Useful if the inhabitants include the elderly,
	children or disabled.
Temperature Offset	If the Chronotherm is located in a				hot/cold location and	Set parameter n.13 in the installer set
	cannot be moved because of wiring then the measured/					-up mode to the desired offset value.
	displayed temperature can be adjusted by +/- 3 oC.
	Useful if the homeowner wants the reading to match
	another appliance temperature display.
Proportional Band Width	Can be adjusted up to 3 oC (default is 1.5 oC) to provide					Set parameter n.15 in the installer set
	better temperature control (less overshoot).					-up mode to the desired value.
	Useful for:
	a. Well insulated homes with over-sized heating
	systems
	b. Air systems with fast response
Optional	Description					What to do if we wish this
Accessories						feature
Outside Temperature	An Outside Temperature Sensor can be fitted to your					1. Fit the sensor (instructions
Sensor	CM67 to allow the homeowner to display the outside					included in the sensor package)
	temperate on the Chronotherm display by using the					2. Set parameter n. 10 in the
	INFO i button. CM67 will read the outside temperature					installer set-up mode to 1
	every 10 minutes. Outside temperature display range is
	from -30 oC to +45 oC. The sensor can be connected up
	to 50 meters from the unit.
Remote Temperature	A Remote Temperature Sensor can be fitted to your					1. Fit the sensor (instructions
Sensor	CM67 to allow the Chronotherm to control temperature					included in the sensor package)
	from another room or space where it is inconvenient to					2. Set parameter n. 10 in the
	locate the CM67			It will read the remote sensor every 1
			￿￿			installer set-up mode to 2
	minute. The sensor can be connected up to 50 meters
	from the unit. Useful for commercial premises where
	the public￿	may tamper with the product.
Automatic Time Setting	The ATS module picks up a time signal daily from a					1. Fit the ATS module
(ATS) Module	European transmitter, so you never need to set or					2. Set parameter n. 4 in the installer
	adjust the time.			￿		set-up mode to 1
EN0R 8498 R2 11/98					4