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Polyphaser T1/E1 RS422/485+DC24V防雷器IX-3L1DC24,3對(duì)T1/E1, RS-232/422/485, 1對(duì)24Vdc,UL 497B$n數(shù)據(jù)應(yīng)用:T1/E1 RS422/485$n數(shù)據(jù)工作電壓:12Vdc$n直流工作電壓:24Vdc$n直流啟動(dòng)電壓:33Vdc$n連接器類型:螺絲端子$n標(biāo)準(zhǔn):UL497B