Instructions

D+
Rt
MASTER
SLAVE-1
SLAVE-2
SLAVE-N
Rt
D-
PC(PersonalComputer)
6.2ConnectionforRS-485SerialCommunication
39
D+
D-
1
10
2
11
3
12
4
13
5
14
6
15
7
16
8
17
9
18
D+
D-
1
10
2
11
3
12
4
13
5
14
6
15
7
16
8
17
9
18
D+
D-
1
10
2
11
3
12
4
13
5
14
6
15
7
16
8
17
9
18
RS-232 RS-485
Convertor
Þ
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decrease.
W