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 normally-open contact as an outside input signal.
• In a group control, the units are collectively operated and they cannot 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.
<RBC-AMT*>
1 Push concurrently
+ + 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 LOUVER
button (left side of the button), the indoor unit numbers in group control are displayed
successively.
In this time, the fan of the selected indoor unit only turns on.
3 Using the setup temp
or button, specify the CODE No. 31.
4 Using the timer time
or button, select the SET DATA. (At shipment: 0000)
The setup data are as follows:
5 Push
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
returns the status to the usual stop status.
* The ventilating fan control may be unavailable depending on the remote controllers.
(RBC-ASCU11* does not have this function. )
2. Wiring
SET DATA
00000000
00000000
0000
00010001
00010001
0001
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)
Outside control
input of fan
To terminal
Relay (DC12V, procured locally)
Corresponds to the relay up
to one that the rated current
of the operation coil is approx. 75mA
Indoor control
P.C. board
Note) Determine the cable length betw
een the
indoor control P.C. board and the relay within 2m.
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