Hitachi RCI-1.0FSN3 Service Manual page 223

6 Optional functions
Indication Input signal
Function 2: unit stoppage
05
(by pulse)
Cancellation of commands
from the remote control
06
after a forced stoppage
Cooling or heating mode
07
setting
Up/down input signal for
08
grille (not available)
211
SMGB0077 rev.0 - 01/2013
Application Remote control screen (input signal)
This signal controls the
stoppage of the system
from a remote location.
N O T E
It is extremely practical
in hotels and offices
to control the indoor
units from the building
management system.
This signal stops the
indoor unit and cancels the
commands from the remote
control while it is enabled.
This function controls
operating mode changes
from a remote location.
Not available
Port
CN3
CN3
CN3
CN3
6