Advantech APAX-5000 Series User Manual page 116

Pin assignment
Configuration Settings
SW4:COM1, SW5:COM2, SW6:COM3, SW7:COM4
SW4~7
PIN1
PIN2
PIN3
PIN4
SW8
PIN1
(COM1)
PIN2
(COM2)
PIN3
(COM3)
PIN4
(COM4)
APAX-5000 I/O Series User Manual
Status Function
ON Force Disable RS-232 RxD
OFF Enable RS-232 RxD (default)
ON Force Disable RS-485 RxD
OFF Enable RS-485 RxD (default)
ON Terminal Resistor: 120ohm
(RS-422 TxD/RS-485)
OFF Disable (default)
ON Terminal Resistor: 120ohm(RS-422 RxD)
OFF Disable (default)
Status Function
ON RS-422 Master
OFF RS-422 Slave/RS-485 (default)
ON RS-422 Master
OFF RS-422 Slave/RS-485 (default)
ON RS-422 Master
OFF RS-422 Slave/RS-485 (default)
ON RS-422 Master
OFF RS-422 Slave/RS-485 (default)
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