Proface LT4300M - 5.7 Modular HMI + Control" - Manual (Page 125)

LT-4201TM/4301TM Hardware Manual
125
Pin Assignment
The figure shows the pins of the RJ45 connector when viewed from LT:
The table describes the pin assignment of the RJ45 connector:
Pin RS-232C RS-485 Description
1 RxD N.C. Received data (RS-232C)
2 TxD N.C. Transmitted data (RS-232C)
3 N.C. N.C. Not connected
4 N.C. D1+ Differential data (RS-485)
5 N.C. D0- Differential data (RS-485)
6 RTS. RTS Ready to send
7 N.C. N.C. Not connected
8 GND GND Signal ground
WARNING
UNINTENDED EQUIPMENT OPERATION
Do not connect wires to unused terminals or terminals marked “Not Connected (N.C.)”.
Failure to follow these instructions can result in death, serious injury, or equipment
damage.