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n Ventilating fan control from remote controller
[Function]
• The start/stop operation can be operated from the wired remote controller when air to air heat exchanger or
ventilating fan is installed in the system.
• The fan can be operated even if the indoor unit is not operating.
• Use a fan which can receive the no-voltage A contact as an outside input signal.
• In a group control, the units are collectively operated and they can not be individually operated.
(1) Operation
Handle a wired remote controller in the following procedure.
∗ Use the wired remote controller during stop of the system.
∗ Be sure to set up the wired remote controller to the header unit. (Same in group control)
∗ In a group control, if the wired remote controller is set up to the header unit, both header and follower units
are simultaneously operable.
1
Push concurrently
SET
+
CL
+
TEST
buttons for 4 seconds or more.
The unit No. displayed firstly indicates the header indoor unit address in the group control.
In this time, the fan of the selected indoor unit turns on.
2
Every pushing
UNIT
button, the indoor unit numbers in group control are displayed succes-
sively.
In this time, the fan of the selected indoor unit only turns on.
3
Using the setup temp or button, specify the item code !.
4
Using the timer time or button, select the setup data. (At shipment: )
The setup data are as follows:
Setup data
Handling of operation of air to air heat exchanger or ventilating fan
Unavailable (At shipment)
Available
1
2
1
2
CN32
FAN DRIVE
(2P WHI)
Relay (DC12V, procured locally)
Outside control
input of fan
To terminal
Indoor control
P.C. board
Note) Determine the cable length between the
indoor control P.C. board and the relay within 2m.
5
Push
SET
button. (OK if display goes on.)
• To change the selected indoor unit, go to the procedure
2
).
• To change the item to be set up, go to the procedure
3
).
6
Pushing
TEST
returns the status to the usual stop status.
(2) Wiring
Compact 4-way Air Discharge Cassette type
4-way Air Discharge Cassette type
1-way Air Discharge Cassette type (2 series)
Concealed Duct Standard type
Slim Duct type
Under Ceiling type
High Wall type
Corresponds up to a relay in which rated current of the
operation coil is approx. 75mA
Other type models:
Correspond up to a relay in which rated current of the
operation coil is approx. 16mA (Does not correspond
to a terminal block type relay on the market.)
model :