隨著電網的諧波成分的日益復雜，傳統的測量方式不再能夠滿足測量精度要求。真有效值輸出，是一個非常好的解決途徑。 Split core transducer for the electronic measurement distorted AC waveforms current, with galvanic isolation between the primary （High power） and the secondary circuits （Electronic circuit）. Jumper selectable ranges and True RMS 4-20mA current output. Electrical data Vc Supply voltage （Loop powered） 24 VDC RL Load resistance see power supply diagram Vd RMS Isolation voltage test, 50 Hz, 1mn 5000 VAC f Frequency bandwith 10-400 Hz Accuracy-Dynamic performance data X Accuracy at IPN@ TA=25°C ± 0.8 % tr Response time @ 90% of IPN <600 mS General data Primary nominal Primary current AnalogueOutput Type current range signal IPN （A.t.RMS） IP （A.t） IOUT （mA） 2,5 4,10 4-20 AKR 5 B420L 10,20,50 20,40,100 4-20 AKR 50 B420L 100,150,200 200,300,400 4-20 AKR 200 B420L