CAS CI-2001A - RS-422;485 Interface; RS-422 Port Wiring; RS-485 Port Wiring

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◈ ND Series Serial Printer Connection
RXD 3 O ------------------------------
O
3 Transmit Data
TXD 2 O ------------------------------
O 2 Receive Data
GND 7 O ------------------------------
O 5 Signal Ground
9 pin port (male) 9 pin port (female)
RS-232C port of CI-20001 A/B ND Series Serial Printer Port
Option RS-422/485 Serial Interface
▣ Transmit mode : Same as RS-232C interface COM1
▣ Data Format : Same as RS-232C interface COM1
◈ Connecting method of RS-422 Port
◈ Connecting method of RS-485 Port