BAX-P501-C236
12 BAX-P501-C236 Quick Reference Guide
2.1 BAX-P501-C236 connector mapping
2.1.1
Serial port 1/3/4/5/6 connector (COM1/3/4/5/6)
Signal
PIN PIN
Signal
NDCD#
1
6
NDSR#
NRXD
2
7
NRTS#
NTXD
3
8
NCTS#
NDTR#
4
9
JNRI#
GND
5
2.1.2
Serial port 2 connector (COM2)
RS-485 Mode
Signal
PIN PIN
Signal
485TX-
1
6
NC
NC
2
7
NC
485TX+
3
8
NC
NC
4
9
NC
GND
5
RS-232 Mode
Signal
PIN PIN
Signal
NDCD#
1
6
NDSR#
NRXD
2
7
NRTS#
NTXD
3
8
NCTS#
NDTR#
4
9
JNRI#
GND
5
RS-422 Mode
Signal
PIN PIN
Signal
485TX-
1
6
NC
422RX-
2
7
NC
485TX+
3
8
NC
422RX+
4
9
NC
GND
5
