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| DC Current transducer DK-B020/420 A split core transducer for the electronic measurement DC current, with galvanic isolation between the primary (High power) and the secondary circuits (Electronic circuit) with current output. IPN = 50 .. 400A Electrical data Primary Nominal Current IPN (A.t) 50,75,100 100,150,200 150,225,300 200,300,400 50,75,100 100,150,200 150,225,300 200,300,400 Vc RL Vd f Ic Supply voltage Load resistance (max) Isolation voltage Frequency Current consumption (max) Analogue Output Signal1) IOUT (mA) 0-20 0-20 0-20 0-20 4-20 4-20 4-20 4-20 22-26 650 3000 DC 100 mA DK 100 B020 DK 200 B020 DK 300 B020 DK 400 B020 DK 100 B420 DK 200 B420 DK 300 B420 DK 400 B420 V AC/ DC V Types Features * DC Measurement * Split core box * Current output * Jumper selectable ranges * Panel mounting * Extended measuring range Advantages * Large aperture * High isolation between primary and secondary circuits * Easy to mount * No insertion losses Applications Accuracy - Dynamic performance data X L tr Accuracy @ IPN, TA=25C Linearity Response time @ 90% of IPN 1 0.75 < 100 % % mS * Battery Banks - Monitors load current - Monitors charging current - Verifies operation * Transportation Measures traction power or auxiliary loads TA TS m Ambient operating temperature (0-95% RH) Ambient storage temperature Mass - 20 .. + 50 - 20 .. + 85 120 C C g * Electric Heating Elements Faster response than temperature sensors. General data Options Bipolar output : DK 100 B 420 B, DK 200 B 420 B, DK 300 B 420 B, DK 400 B 420 B Options on request * Bipolar output * DIN mounting. Note : 1) For 0-20 mA and 4-20 mA outputs models, no saturation outputs up to 23 mA. 040510/6 LEM Components www .lem.com Dimensions DK-B020/420 (unit : mm, 1 mm = 0.0394 inch) 61 21.7 13 57.2 3.2 13 21.7 89.7 61 30 4.5 77.3 Mechanical characteristics * General tolerance * Primary aperture * Panel mounting Distance between holes 1 mm 21.7 mm sq. 2 holes 4.5 mm 77.3 mm Standard output output in % 100 - IP + IP Connections * 2 x UNC8 Cylindric Head Bipolar output output in mA 22-26 VAC/DC 20 12 4 - dead front captive screw terminals - 12-22AWG solid or stranded - IP 0 + IP LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice. |
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