SANIL(山一)光电传感器/光电开关SB-52,SB-52M,SB-52MV,SB-52MR-8SB-52700mm?????RelayCable:2mDC24-240V,AC24-240VSB-52M5m?????RelayCable:2mDC24-240V,AC24-240VSB-52MV3m?????(??????)RelayCable:2mDC24-240V,AC24-240VSB-52MR-88m?????RelayCable:2mDC24-240V,AC24-240V)