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RS-232 Connector Configuration
RS-232 Socket as
seen from the outside
5
9
4
8
3
7
2
6
1
RS-422 Connector Configuration
RS-422 Socket as
seen from the outside
5
9
4
8
3
7
2
6
1
6
DB-9
Signal
Socket
1
2
TXD
3
RXD
4
DSR
5
GND
6
DTR
7
CTS
8
RTS
9
-
DB-9
Signal
Socket
1
2
+TXD
3
+RXD
4
-
5
GNDE
6
-
7
-RXD
8
-TXD
9
-
Meaning
External +5VDC max 500mA
(automatic switch off at overload,
short-circuit protected)
Transmit data
Receive data
Data set ready
Ground
Data terminal ready
Clear to send
Request to send
Not used
Meaning
External +5VDC max 500mA
(automatic switch off at overload,
short-circuit protected) provided
strap is fitted on P3:A which spoils
the galvanical isolation
+Transmit data
+Receive data
Ground
-Receive data
-Transmit data
Applicator Interface Kit Installation Guide
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