- Computer Peripherals>>>USB TO RS232/422/485 RS232 TO 422/485 CONVERTER
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SM/MM OPTICAL FIBER MODEM FOR RS232,422,485
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* CONNECT FROM REMOTE TERMINAL UNIT RTU TO HOST OR CONTROLLER OF SUPERVISORY CONTROL & DATA ACQUISITION (SCADA)
* ELIMINATE POTENTIAL DAMAGES CAUSED BY LIGHTNIBG STRIKE,
SURGE ,ELECTROMAGNETIC INTERFERENCE
* ONE PAIR ST OPTICAL FIBER INTERFACE SUPPORT:
A. POINT TO POINT : 2 UT-277 MODEM IN SERVER STATION ARE CONNECTED BACK-TOBACK
B. RING MODE : 1 TO 10 UT-277 MODEMS IN CLIENT STATION CONNECTED WITH 1 UT-2776 MODEM IN SERVER STATION WITH ONE OPTICAL FIBER FOR APPLICATION OF POINT-TO-MULTIPOINT
* 2 UT-277 MODEMS IN CLIENT STATIONS ADDED AS REPEATER BETWEEN 2 UT-277 MODEM IN POINT-TO POINT CONNECTION, MAX DISTANCE EXTEND TO 8 KM
* MULTIPLE ASYN RS232,422,485 COMMUNICATE PROTOCOL , MIXED APPLICATION OF RS232, 422 (FULL DUPLEX ), 485(HALF DUPLEX)
* MAX DISTANCE WITH FIBER OPTI CABLE: MULTIMODE 4KM, SINGLE MODE 20KM
* COMMUNICATE RATE: 460 KBPS, POWER SUPPLY: DC9V ,200ma
* DB9F FOR RS2332, WIRING TERMINAL FOR RS422/485 CONNECTOR
* WAVELENGTH: 1310nm SINGLE MODE; 820nm MULTI MODE
* POWER PRE-COMSUMTION: 12db
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