Instructions

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D+
Rt
MASTER
SLAVE-1
SLAVE-2
SLAVE-N
Rt
D-
RS-232 RS-485
Convertor
Þ
6.2ConnectionforRS-485SerialCommunication
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D+
D-
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D-
D+
D-
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PC(PersonalComputer)
RS-232
Connection
Cable
32terminalcanbeconnectedinRS-
485line
Rtresistor=120
Forcommunicationconnection
TwistedPaircablemustbeused
Cablelenghtcanbemaximum1000
metersin9600baudrate.
Whenbaudrateincreases,cable
lenghtmustbedecreased.
W