Option Setting - Hitachi FSG1 Series Technical Catalogue

INSTALLATION OF OPTIONAL REMOTE CONTROLLER
16
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6. Simultaneous Alarm Output
This function is used to pick up the Alarm State of the
units controlled by Central Station. If any units is under
Alarm State, this output will be ON.
The basic wiring is shown below.

16.3.6 OPTION SETTING

1. Changing to Option Setting Mode
a. Depress the "CHECK" switch for 3 seconds during
the units of all groups are stopped.
The central station is changed to the option setting
mode and the "CHECK" indication is turned ON and
the "1" (Master Unit Setting Mode) is indicated at
the 7 segment for check.
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ATTENTION:
When there is a group in operation, the central station
can not be changed to the check mode.
b. Depress the "CHECK" switch, and change the
indication of the 7 segment
7–Segment
A
Fixing of Operation Mode
b
Fixing of Setting Temperature
c
Fixing Cooling Only
d
Fixing Air Volume
Automatic COOL / HEAT
E
Operation
c. Depress the "RESET" switch, and the central
station is changed to the normal mode.
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NOTE:
For description of Option Setting see 10.3.2
Function
2. Indication of Option Setting Mode
When the central station is changed to the option unit
setting mode, the LCD indication of the central station
is as shown below. The indication of the group to be
set is flickered. The Ref. No. and I.U. Add. indicates
the address of the indoor unit which is set as the
master unit of the group to be set. The "{" indication of
group flickers in case that the option setting is already
done. When the "SET" indication appears, the indoor
unit indicated on LCD is already set with the optional
function.
Q R
W
Q
"A" shows the option setting mode
R
Ref. No. of Indoor Unit set as Master Unit of Group
to be set
S
When the "SET" indication appears, the indicated
indoor unit is set with the optional function
T
Address of Indoor Unit set as a master Unit of
Group to be set.
U
When the "CHECK" indication appears, the central
station is in the check mode.
V
Condition of Option Setting for each Group ("{" is
ON: Option is set; "{" is OFF: Option is not set)
W
Group number to be set.
2. Setting Procedure
a. Depress the "CHECK" switch and select the setting
item A – E.
b. Select the group to be set by depressing the
"GROUP" switch.
c. Depress the "RUN/STOP" switch, the option setting
is done. At that time, the "{" indication appears and
the "SET" indication also appear. (Every time the
"RUN/STOP" is depressed, the optional function is
set and canceled alternately).
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CAUTION:
- In case that the optional functions are set by the
central station, it is required to set the same optional
functions for the group by the remote control switch.
- In case that the optional functions (items A – E as
shown above) are set by the remote control switch, it
is required to set the same optional functions for the
group by the central station.
S
T
U
V