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L646544U
2013-01-08
#46544 Digital Thermostat
User Guide - Page 3 of 4
Lock Function
Use this function to prevent changing of the settings.
To activate the lock function:
1. Press and hold the
“back” button, then press the
“edition” button.
2. The Lock Indicator will be shown.
To deactive the lock function:
1. Press and hold the
“back” button, then press the
“edition” button.
2. The Lock Indicator will be disappear.
Information Function
Use this function to quickly view all current temperatures.
This function is available in all modes.
Repeatedly press the
“back” button to “scroll” between
the current setpoint, measured ambient temperature, and
fl oor temperature (if fl oor sensor is connected).
PRESS
OR
to cycle through the modes.
User Operation
In all modes, if a fl oor sensor is installed,
blinking indicates that
the fl oor temperature is outside the limits set by the
FL.L
and
FL.H
parameters.
Auto-setback mode
(Requires a timer setback signal)
In auto-setback mode, the 46544 operates automatically between
comfort mode (
blinking) and setback mode (
blinking)
according to the schedule of a timer thermostat (46643 or 46673).
Comfort mode (Default)
In comfort setpoint mode, the temperature is set to a comfortable level,
the default is
21°C (70°F)
. This mode is ideal for occupied areas. To
change the comfort setpoint temperature (while in comfort mode):
PRESS
OR
The Current Setpoint Temperature will
blink and can be changed.
After 5 seconds the setpoint will be set and the measured temperature
will return.
Freeze Protection mode
In Freeze Protection mode: instead of simply turning the system off,
this thermostat prevents freezing by maintaining a user adjustable
fi xed temperature (see user parameter 06 “HG”).
This mode is ideal for unoccupied buildings (e.g. holidays).
Off mode
Use this mode in case you need to switch off your system.
When the display is off, press the “OK” button to display the current
temperature for a few seconds.
To restart your system, select a different mode.
Warning: Use this mode with caution, your system can freeze.
Setback mode
In setback mode, the temperature is set lower to conserve energy, the
default is
17°C (63°F)
. This mode is ideal for areas that are unoccupied.
To change the setback temperature (while in setback mode):
PRESS
OR
The Current Setpoint Temperature will
blink and can be changed.
After 5 seconds the setpoint will be set and the measured
temperature will return.
Timer mode
The Timer mode allows you to adjust the temperature for a set
period of time without changing your normal settings.
PRESS
OR
The Current Setpoint Temperature will
blink and can be changed.
PRESS
This will change to the Duration
setting.
PRESS
OR
The Duration will blink and can be
changed.
The icon will blink and the number of hours/days remaining is shown
until the end of the period.
At the end of the period the thermostat will automatically change to
Comfort mode.
If you want to stop the Timer function early, change the duration to
“no”.
