Fieldbus Technology Cable. Reelfast Bulk Cable. Ident. no.: RF51057. Unshielded Twisted Pair. Fieldbus Technology Cable. fieldbus type: PROFIBUS-DP, PVC jacket,Violet, shielded, 2UTPX22 AWG. -40 Cold Bend Rating. Flame Ratings: UL1061, CSA FT1. UL/CSA AWM 600V