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n
Operation of ventilating fan from remote controller
[Function]
• Total enthalpy heat exchanger and ventilating fan can be mounted in the system and they can be started /
stopped from a wired remote controller.
• Operation of the ventilating fan is available even if the indoor air conditioner does not operate.
• Use a ventilating fan which can receive the no-voltage A contact as external input signal.
• In group control, all the units are batched and each unit cannot be singly operated.
1. Operation
Operate the wired remote controller switch in the following procedure:
∗
Operation should be performed during stop of the unit.
∗
Be sure to execute setting to the master unit. (Same in group control)
∗
In group control, both master and follower units become available to operate when setting up to the
master unit.
1
Push
TEST
+
SET
+
CL
buttons concurrently for 4 seconds or more.
The unit No. firstly displayed indicates the indoor air conditioner address of the master unit of the group
control. In this time, the fans of the selected indoor air conditioners operate.
ò
2
Every pushing
UNIT
button displays the indoor air conditioner No. in the group control one by
one. In this time, the fan of the selected indoor air conditioner only operates.
ò
3
Using temperature setting
,
buttons, specify the item code
!
.
ò
4
Using timer time
,
buttons, select a setting data. (At shipment:
)
Setting data is as follows:
Setting data
Operation of total enthalpy heat exchanger or ventilating fan
Unavailable (At shipment)
Available
ò
5
Push
SET
button. (OK if display goes on)
• To change the selected indoor air conditioner, return to procedure
2
.
• To change an item to be set up, return to procedure
3
.
ò
6
Pushing
TEST
button enters in the normal stop status.
2. Wiring
1
2
1
2
CN032
FAN DRIVE
(2P WHI)
Relay (DC12V, procured locally)
Outside control input of fan
To terminal
Indoor control
P.C. board
NOTE) Restrict wire length between indoor control P.C. board and relay within 2m.
Can correspond to up to relay of which rated current
of the operation coil is approx.16mA