Quatech SS-CVT-500N User manual

RS-232 To RS-485/422
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RS-232
Connector: Male DB9
Signal: TxD , RxD , GND
Loop back: RTS to CTS is shorted, DTR to DSR and DCD are shorted
RS-485/422
Connector: Terminal
RS-422 Signal: TxD+, TxD-, RxD+ , RxD-
RS-485 Signal: Data+, Data-
Mode: 4-wire RS-422, 2-wire RS-485 (Select RS-422 or RS-485 by DIP Switch)
Pull High/Low: 1K/1K Ohm
Baud Rate: 300 bps to 115.2 Kbps
Surge Protection: 15 KV ESD
Power Protection: YES
Power
Input Power: RS-232 Port Power, TxD, RTS, DTR
Power: 5V DC
Power Consumption: 20 mA @ 5V DC (termination disabled)
Dimension: 55 * 40 * 25 mm (W * D * H)
Weight: 35 g
Environment
Operating Temperature: 0℃~ 60℃
Storge Temperature: -20℃~ 85℃
Humidity: 5~95 % RH
Approval: CE , FCC, RoHS