YD820,YD830,YD840,單交流電流智能數(shù)顯表YD821,YD831,YD841,單交流電壓智能數(shù)顯表YD822單直流電流智能數(shù)顯表YD832單直流電流智能數(shù)顯表
YD842單直流電流智能數(shù)顯表YD823單直流電壓智能數(shù)顯表YD833單直流電壓智能數(shù)顯表YD843單直流電壓智能數(shù)顯表YD824頻率智能數(shù)顯表YD834頻率智能數(shù)顯表YD844頻率智能數(shù)顯表YD825單相功率因數(shù)智能數(shù)顯表YD835單相功率因數(shù)智能數(shù)顯YD84單相功率因數(shù)智能數(shù)顯表YD845單相功率因數(shù)智能數(shù)顯表YD826溫度智能數(shù)顯表YD836溫度智能數(shù)顯表YD846溫度智能數(shù)顯表YDD-I(U)…交流電流(電壓)變送器YDD-3I(3U)…三交流電流(電壓)組合變送器YDD-P3(Q3、PQ3)…三相三線有功、無功及功率組合變送器YDD-P4(Q4)…三相四線有功(無功)功率變送器YDD-F…頻率變送器YDD-COSΦ(3COSΦ、4COSΦ)功率因數(shù)變送器YDE-3I(3U)…三交流電流(電壓)組合變送器YDE-F…頻率變送器YDD-P4(Q4)…三相四線有功(無功)功率變送器
YDE-DI(DV)…直流電流(電壓)變送器