4-2
OPTIONAL FUNCTION
(4.1 Indoor Unit)
(2) Remote Control 2 (Pulse Signal Input)
This is an ON/OFF function from a remote place by using pulse signal. The basic wiring and time
chart are shown below.
Turn OFF the power source before setting the dip switch.
NOTES:
1. Picking up signal within 10 seconds after power supply is turned ON is not available due to initializing of
components.
Do not change the signal (RUN/STOP) in this period.
2. Remote Control Switch is required for this function.
1
Indoor Unit PCB Set No.6 at ON side.
ON
OFF
2 3 4 5 6 7 8
DSW2
ON
X1
OFF
X2
Power
Source
Control Circuit
Indoor Unit PCB
CN4
X1
X2
3P Connector
3
2
1
3
2
1
NOTES:
1. When the unit is started by the remote ON/OFF switch,
the fan speed is subject to the mode memorized in
the remote control switch.
2. The pulse width shall be wider than 200ms.
Wiring Diagram Example of Remote Control 2
Signal to 2 & 3 of CN4 (Operation)
Signal to 1 & 2 of CN4 (Stop)
NOTE:
Operation priority is given to the remote
ON/OFF signal or remote control switch
signal which is given last.
Control by R.C.S
Unit Operation
Time Chart
Time
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