... Ø Transmission fiber optic: multimode 50/125 um,62.5/125 um,100/140um;single mode8.3/125 um,9/125um,10/125um Ø Transmission ... temperature: -40~80°COrder information: ModelSpecifications and introduceunitCj-kf111 ch CC signal fiber optic converters, dry contact closure input SPDT Form ... /SM ,0~15Km,ST/SC/FC (optional).PairCj-kf212 chs CC signal fiber optic converters, dry contact closure input SPDT Form ...