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In AUTOMATIC operation it is
not possible to change the tem-
perature profile.
The module keyboard, by
means of the OH/T terminal or
other NEHOS system control
device, can be locked by modi-
fication to its functions.
At any time, it is possible to
check the set temperature and
the zone number by pressing
the button
.
4 - BYPASS OF
CONTROL OF ZONE
TEMPERATURE
Press the button
vate the zone temperature con-
trol of the module.
5 - OPERATION
IN EMERGENCY
The module allow the operation
28
GB
of the relative zone even if there
is a malfunction of the terminal
or control device.
In
AUTOMATIC
mode, the program for the day
when the malfunction occurred
is repeated.
In MANUAL operation mode, the
set temperature is maintained.
It is however possible to
change the type of operation
(AUT, MAN, OFF).
6 - FUNCTION OF
TERMINALS (fig. 8)
LA data and power supply line
to deacti-
C
contact common
I1
contact input
7 - TECHNICAL
FEATURES
• Equipment for civilian use.
• Independently installed elec-
tronic device.
• LCD graphic display.
operation
• Power supply: from bus line.
• Contact input: without cross
passage of current or voltage.
• Three operating modes:
in HOASIS systems AUTO-
MATIC operation (AUT), MAN-
UAL (MAN), BYPASS of zone
temperature control (OFF);
in NEHOS systems AUTO-
MATIC operation or WILD
CARD (AUT), MANUAL or
HOLIDAYS (MAN), BYPASS
of zone temperature control
(OFF).
• Programs selectable from the
OH/T terminal or other
NEHOS
device: HEATING, COOLING.
• Anti-freeze temperature: +8 °C.
• Room temperature detection
rate: 15 s.
system
control
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