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| AC Current transducer AK-C420L Transducer for the electronic measurement AC sinusoidal waveforms current, with galvanic isolation between the primary (High power) and the secondary circuits (Electronic circuit). Jumper selectable ranges and 4-20mA current output. IPN = 2 .. 200 A Electrical data Primary Nominal Current IPN (A.t.RMS) 2, 5 10, 20, 50 100, 150, 200 Vc RL Vb Vd f Supply voltage (Loop powered) Load resistance Analogue Output Signal1) IOUT (mA) 4-20 4-20 4-20 Type RoHS Date Code MAY 2006 MAY 2006 planned V DC V AC kV AC Hz Features * AC sinusoidal Measurement * Average responding * Current output * Loop powered transducers * Panel mounting * Accurate * Jumper selectable ranges AK 5 C420L AK 50 C420L AK 200 C420L 24 see power supply diagram 150 3 20-100 Rated voltage (CAT III, PD2) RMS Isolation voltage test, 50 Hz, 1mn Frequency bandwith Advantages * Large aperture * High isolation between primary and secondary circuits * Easy to mount Accuracy - Dynamic performance data Applications X tr Accuracy @ IPN, TA=25C Response time @ 90% of IPN 1 < 300 % ms * Automation systems Analog current reading for remote monitoring (e.g. motor). * Data loggers Self-powered transducer does not drain data logger batteries. * Panel meters Simple connection displays power consumption. General data TA TS m Ambient operating temperature (0-95% RH) Ambient storage temperature Mass Safety EMC -20..+50 -20..+85 120 IEC 61010-1 EN 61326 C C g Options on request * DIN mounting Note: 1) For 4-20mA output model, no saturation output up to 25 mA. LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice. 060512/6 Page 1/2 LEM www.lem.com Dimensions AK-C420L (unit : mm, 1mm = 0.0394 inch) 61.0 19 55.4 24.5 3.2 23.5 88.9 49 23.7 4.5 39 78 Mechanical characteristics * General tolerance * Primary aperture * Panel mounting Distance between holes 1 mm 19 mm 2 holes 4.5mm 78 mm Remark * Temperature of the primary conductor should not exceed 60C. Connections * 2 x UNC8 Cylindric Head Power Supply diagram 25 20 15 10 5 15 060512/6 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice. Page 2/2 LEM www.lem.com |
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