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Serial Ports
Serial Ports
(1) RS-232/RS-422/RS-485
(1) RS-232/RS-485
(2) RS-232/RS-422/RS-485
4 COM by DB9 connector 2 software-programmable RS-232/422/485 (COM1 & 2) [ BIOS select ] 2x RS-232 (COM3 & 4) The RS-485 support auto-flow control 2 KV surge protection on RS-422/485
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