19
Pin Description
1 GND
2
3 TX
4 RX
5
6 +5V output
7 CTS
8 RTS
9
Pin Description
1 GND
2
3 CHA-
4 CHB-
5
6 +5V output
7 CHB+
8 CHA+
9
5.1 Serial port
The serial port is used to communicate with the PLC or with another type of controller.
Standards available for the signals in the PLC port connector are: RS-232, RS-422, RS-485.
The serial port is software programmable. Make sure you select the appropriate
interface in the programming software.
The communication cable must be chosen for the type of device being connected.
It is highly recommended to use communication cable for AC500 (-eCo), TK682 (Order No. 1SA-
P500982R0001)
Connections
SERIAL PORT
RS-232
RS-422, RS-485
To operate in RS485 pins 4-3 and
8-7 must be connected externally.
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