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HMS10-P Datasheet(PDF) 1 Page - LEM |
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HMS10-P Datasheet(HTML) 1 Page - LEM |
1 / 6 page 110512/13 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice. www.lem.com Page 1/6 I PN = 5 .. 20 A Features ● Hall effect measuring principle ● Galvanic isolation between primary and secondary circuit ● Isolation test voltage 4300V ● Low power consumption ● Extremely low profile, 12mm ● Single power supply +5V ● Fixed offset & gain ● For SMT mounting Advantages ● Small size and space saving ● Only one design for wide primary current range ● High immunity to external interference. ● V REF pin with REF OUT & REF IN modes Applications ● AC variable speed drives ● Static converters for DC motor drives ● Battery supplied applications ● Uninterruptible Power Supplies (UPS) ● Switched Mode Power Supplies (SMPS) ● Power supplies for welding applications. Application domain ● Industrial Current Transducer HMS 5..20-P For the electronic measurement of currents: DC, AC, pulsed..., with galvanic isolation between the primary circuit (high power) and the secondary circuit (electronic circuit). Electrical data Primary nominal Primary current Primary Conductor Type current rms measuring range Size x Turns I PN (A) I PM (A) (mm) 5 ± 15 0.65 x 1.6 x 4T HMS 05-P 10 ± 30 0.65 x 1.6 x 4T HMS 10-P 15 ± 45 1.2 x 2.2 x 2T HMS 15-P 20 ± 60 1.2 x 2.2 x 2T HMS 20-P V OUT Output voltage (Analog) @ I P V OE ± (0.625·IP/IPN)V G TH Theoretical sensitivity 0.625 V/ I PN V REF Reference voltage 1) - Output voltage 2.5 ± 0.025 V V REF Output impedance typ. 200 W V REF Load impedance ≥ 200 kW R L Load resistance ≥ 2 kW R OUT Output internal resistance < 5 W C L Capacitive loading = 4.7 nF V C Supply voltage (± 5 %) 3) 5 V I C Current consumption @ V C = 5 V 19 mA Accuracy - Dynamic performance data X Accuracy 2) @ I PN , TA = 25°C ≤ ± 1 % of I PN e L Linearity error 0 .. I PN ≤ ± 0.5 % of I PN .. 3 x I PN ≤ ± 1 % of I PN TCV OUT Temperature coefficient of VOUT @ IP = 0 ≤ ± 0.4 mV/K TCV REF Temperature coefficient of VREF (25 .. 85 °C) ≤ ± 0.01 %/K (-40 .. 25 °C) ≤ ± 0.015 %/K TCV OUT/VREF Temperature coefficient of V OUT/ VREF @ IP = 0 ≤ ± 0.2 mV/K TCG Temperature coefficient of G ≤ ± 0.07% of reading/K V OE Electrical offset voltage @ I P = 0, TA = 25℃ V REF ± 0.025 V V OM Magnetic offset voltage @ I P = 0, after an overload of 3 x I PN DC < ± 1.2 % of I PN t ra Reaction time @ 10 % of I PN < 3 µs t r Response time to 90 % of I PN step < 5 µs di/dt di/dt accurately followed > 50 A/µs V no Output voltage noise (DC .. 10kHz) < 20 mVpp (DC .. 1MHz) < 40 mVpp BW Frequency bandwidth (- 3 dB) 4) DC .. 50 kHz Notes : 1) It is possible to overdrive V REF with an external reference voltage between 1.5V - 2.8V providing its ability to sink or source approximately 5 mA. 2) Excluding offset and hysteresis. 3) Maximum supply voltage (not operating) < 6.5 V 4) Small signal only to avoid excessive heatings of the magnetic core. All data are given with a R L = 10 kW |
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