A-rel usr-1 a-rel f1, A-drl usr-1 a-drl f1, B-rel usr-1 b-rel f1 – NOSHOK 2100 Series Field Upgradeable Dual Input Process Indicator User Manual
Page 13: B-drl usr-1 b-drl f1, D-hld usr-1, A-hld usr-1, Sync usr-1, Bat usr-1 bat f1, Rtot1 usr-1 r-tot f1, Rtot2 usr-1