Hitachi RAS-(4-12)HNP(1)(E) - Output Signals (CN7)

6 Optional functions
166
SMGB0087 rev.0 - 12/2013
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Output signals (CN7)
Ind. Outputsignal Application
0
No setting application No setting
01
Operation signal
This signal allows to pick up the machine’s operation signal. This is
very useful to start up additional systems such as humidiers, fans
and other additional air-conditioning systems.
02
Alarm signal
This signal picks up the machine’s alarm. This is very useful to warn
that an alarm has been tripped.
03
Compressor ON signal
This single allows to pick up the compressor’s operation signal. It is
very useful for checking signals during remote-control operation and
for the interlock of the outdoor unit.
04
Defrost operation signal
This signal allows to pick up the defrosting of the unit. This is very
useful to know how the indoor unit is operating if there is an abnor-
mal situation.
 N O T E
Donotsetsamefunctiontomultipleinputport.Ifset,thehigherinputterminalnumberwillbecancelled.