Intermec EasyCoder PF2i Installation Instructions Manual page 37

Connector Confi guration (20 mA Current Loop on "uart3:", "uart4:", or
"uart5:")
DB-9 socket
1
2
3
4
5
6
7
8
9
MTG
5
9
4
-TXD
8
3
+RXD
-RXD
7
2
+TXD
6
+5V DC
1
if GND strap
fitted
MTG
20 mA Current Loop socket as seen from the outside.
Note: Maximum recommended baud rate is 9600 bps.
Double Serial Interface Kit Installation Instructions
Chapter 4 — Serial Interface "uart3:", "uart4:", and "uart5:"
Signal Meaning
External +5VDC max 500 mA (automatic switch-
off at overload, short-circuit protected) provided
a strap is fi tted on J6 A which spoils the galvanic
isolation
+TXD +Transmit data
+RXD +Receive data
–
GNDE Ground
-
-RXD -Receive data
-TXD -Transmit data
–
33