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RS485 (Half Duplex)
ON DIP
1
2
3 4
DIP S1 ... S4
Serial
Operation Mode
RS422
4 Wire with handshaking
RS485
Full Duplex (4 wire)
Half Duplex (2 wire) with Echo
Half Duplex (2 wire) without Echo
Terminal Block
Pin
Type
Description
1
Out/In
TxD- (= Transmit/Receive Data, negative polarity, A)
2
Out/In
TxD+ (= Transmit/Receive Data, positive polarity, B)
5
Ground
GND
6
Ground
GND (= Signal ground)
DX-COM-PCKIT
OP-BUS
TxD+
1
S4
ON
TxD-
2
GND
5
Emergency On Call Service: Local representative (www.eaton.eu/aftersales) or +49 (0) 180 5 223822 (de, en)
1
5
6
9
Serial
S1
ON
ON
OFF
OFF
DC1, DA1
1
TxD+
TxD-
GND
2
TxD+
TxD-
GND
n
TxD+
TxD-
GND
1
S2
S3
S4
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
ON
3 GND
4 TxD-
5 TxD+
2
3
4
5
6
Terminal Block
USB (Type B)
DIP
3/4
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