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Appendix A
Communication Specifications
RS-232C Interface Unit
Item Specification
Communication standard EIA RS-232C
Communication settings Start-stop synchronization
Baud rate: 300, 600, 1200, 4800, 9600, 19200 bps
Data bits: 7, 8
Stop bits: 1, 2
Parity: Even/Odd/None
Flow control: RS/CS control
XON/XOFF control
None
Connectors 25-pin D-SUB female
Optical connection compatible
No. of Units 1-to-1
Transmission distance Max. 15 m (up to 500 m using optical-fiber cable)
RS-422 Interface Unit
Item Specification
Communication standard EIA RS-422
Communication settings Start-stop synchronization
Baud rate: 300, 600, 1200, 4800, 9600, 19200 bps
Data bits: 7, 8
Stop bits: 1, 2
Parity: Even/Odd/None
Flow control: XON/XOFF control
None
Connectors 9-pin D-SUB female
No. of Units 1-to-16 max.
Transmission distance Max. 500 m (including branch wires/max. branch
wire length 10 m)