... proof version acc. to ATEX95 optionalNominal load: 5 kg / 10 kg /20 kg / 50 kg / 100 kg / 200 kg / 500 kg /1 tAccuracy class: D1, C3, C4, C6Approvals ... steel YAMATO UB2 weight transducer /yamato transducer/pressure transmitter /UB2/5, 10, 20, 30, 50,100, 200, 300kg