Hitachi RCI Service Manual page 198

6 Optional functions
Indication Input signal
Function
05
stoppage (by pulse)
Cancellation
commands
06
remote control after a
forced stoppage
Cooling or heating mode
07
setting
Up/down input signal for
08
grille (not available)
Optional output signals
N O T E
If an input signal is set, the on-screen display on the remote control automatically changes to the following.
186
SMGB0063 rev. 1 - 10/2010
Application
This signal controls the
stoppage of the system
from a remote location.
N O T E
2: unit
It is extremely practical
in hotels and offices to
control the
units from the building
management system.
This signal stops the
of
indoor unit and cancels
from the
the commands from the
remote control while it is
enabled.
This function controls
operating mode changes
from a remote location.
Not available
Remote control screen (input
signal)
indoor
Port
CN3
CN3
CN3
CN3