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RS-232/485 CONVERTER
1. Specifications
Transmission Format — Asynchronous
Data Rate — Up to 115,200 bps
Range — Up to 9 miles (14.4 km)
Serial Interface — EIA/TIA-574 standard RS-232 DCE
Connectors — IC620A-F: (1) DB9 female,
(1) 5-position terminal block,
IC620A-M: (1) DB9 male, (1) 5-position terminal block;
IC623A-F: (1) DB9 female, (1) RJ-11 female,
IC623A-M: (1) DB9 male, (1) RJ-11 female;
IC624A-F: (1) DB9 female, (1) RJ-45 female,
IC624A-M: (1) DB9 male, (1) RJ-45 female
Transmit Line — 2-wire or 4-wire unconditioned,
unshielded, solid core, twisted pair
Transmit Mode — 4-wire, full- or half-duplex;
2-wire half-duplex
Control Signals — DSR turns ON immediately
after the terminal raises DTR; DCD turns ON
after recognizing the receive signal from the line;