Perry DECRNN032 Mode D'emploi page 51

7 - PROGRAMMABLE FUNCTIONS FOR USE WITH DIFFERENT APPLIANCES
7.7 - ANTI-SCALE CYCLE
When this function is selected, the chronothermostat relay will trip every
day at 12:00 and activate the controlled appliance (pump, valve) for 2 minutes in
order to avoid the formation of scale and prevent seizure that could be caused by
prolonged inactivity.
Note: this function is factory set as disabled.
To activate the function, press and hold
PU - - (function on) blinks on the display
ON
To activate the function , press the
To deactivate the function , press the
Press OK (fig.42) to confirm and return to the set program
Note: the setting will not be effected by a reset.
7.8 - SETTING THE TEMPERATURE SCALE
The chronothermostat's temperature scale is factory set in degrees
Centigrade - to switch to Fahrenheit:
!
Keep t1 (fig.43) pressed until either the Differential set value (example
the Proportional mode cycle duration (example
!
Press OK twice and symbol will blink on the display. c
!
Press or to switch from
!
Press OK ( fig.44) to confirm and return to the set program; all the temperature
settings will be updated according to the new scale.
Note: the setting will not be effected by a reset.
OK until PU - -
OFF
.
button.
button.
.
P 10 ) blinks on the display.
°C to °F or vice versa.
t
2
OFF
(function off) or
0
/ DAY
PROG
R
fig. 42
t
2
0
/
DAY PROG
d06c ) or
R
fig. 43
t
2
0
/
DAY PROG
R
fig. 44
2
DAY
. .
. .
. .
t1
t2
t3
2 4 6 8 10 12 14 16 18 20 22
°
C
½ h OK C /
/
2
DAY
. .
. .
Auto
. .
t1
t2
t3
2 4 6 8 10 12 14 16 18 20 22
°
C
/
½ h OK C /
Keep pressed for 4 sec.
2
DAY
. .
. .
Auto
. .
t1
t2
t3
2 4 6 8 10 12 14 16 18 20 22
°
C
/
½ h OK C /
t
t
t
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