2023-11
28
BTC22-*
Installation
RJ45 Port RS-232 Pinout
Figure 4.14 RJ-45
RJ45 Port RS-485 Pinout
Figure 4.15 RJ-45
Pin RJ-45 DSUB DE-9 Description
1 DSR DCD Data Carrier Detect
(E)
2 DCD RXD Received Data (E)
3 DTR TXD Transmitted Data (A)
4 GND DTR Data Terminal Ready
(A)
5 RXD GND Ground
6 TXD DSR Data Set Ready (E)
7 CTS RTS Request to Send (E)
8 RTS CTS Clear to Send (E)
Pin RJ-45 DSUB DE-9
1 COM_POW
ER (Jumper
option)
RS-485_D-
2 RS-485_D- RS-485_D+
3 -
4 GND -
5 RS-485_D+ GND
6 COM_POWER (Jumper option)
7 -
8 -