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2-4-5 Network Convertor
The connector positions and pin number of
network convertor (UTR-YSSA) for external
input and output are shown in the right figure.
*UTR-YRDA doesn't provide the function of
external Input/Output.
1. Control input (Operation / Stop)
Indoor units that connected to network convertor can be controlled all operation / all stop
by this input.
(1) Input select
DIP SW108-1
ON
ON
(2) In the case of "Edge" input
CONNECTOR
CN105
(RED)
CN105
Ch1
OFF
Indoor
All operation
Unit
All stop
(3) In the case of "Pulse" input
CONNECTOR
CN105
(RED)
On
CN105
Ch1
Off
On
CN105
Ch2
Off
All operation
Indoor
Unit
All stop
DIP SW108-2
Input select
OFF
"Edge"
ON
"Pulse"
INPUT SIGNAL
OFF
ON
Ch1
ON
OFF
ON
INPUT SIGNAL
Ch1
OFF
ON
OFF
ON
Ch2
The width of pulse must be longer than 200ms.
SW107 SW108 SW109 SW103
3 2 1
. . .
CN105 (RED)
EXT IN
COMMAND
Ch2
All operation
Ch1
All stop
COMMAND
All operation
All stop
02-43
D129
SW110 SW111
3
CN105
(RED)
2
1
P.C.B
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Troubleshooting
