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Hall effect measuring principle
| Accuracy @ IPN | ±1 % |
| Operating Temperature Range | −40 ... +85 °C |
| Isolation Test Voltage | 2.5 kV |
| Current Consumption (IC) | @ U = 5 V < 19 mA |
| Reference voltage 2) Output voltage (U) | 2.5 ±0.025 V |
| Output impedance | typ. 200 Ω |
AC variable speed drives and servo motor drives, Static converters for DC motor drives, Battery supplied applications, Uninterruptible Power Supplies (UPS), Switched Mode Power Supplies (SMPS), Power supplies for welding applications
The HAIS 400-P is a None current transducer from LEM for the electronic measurement of current: DC, AC, pulsed..., with galvanic isolation, delivering a output impedance of typ. 200 Ω.
Typical applications include AC variable speed drives and servo motor drives, Static converters for DC motor drives, Battery supplied applications and Uninterruptible Power Supplies (UPS).
Key characteristics from the official datasheet: linearity error ±0.5 %; frequency bandwidth DC ... 50 kHz; operating temperature −40 ... +85 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | HAIS |
| Product Reference | HAIS 400-P |
| Supply Voltage | 5 V |
| Measurement | current: DC, AC, pulsed... |
| Mounting | PCB Mount |
| Application Domain | Industrial |
| Electrical Data — HAIS 400-P | |
|---|---|
| Current Consumption (IC) | @ U = 5 V < 19 mA |
| Reference voltage 2) Output voltage (U) | 2.5 ±0.025 V |
| Output impedance | typ. 200 Ω |
| Load impedance | ≥ 200 kΩ |
| Load resistance (R) | ≥ 2 kΩ |
| Output internal resistance (R) | < 5 Ω |
| Load capacitance (±20 %) (C) | 4.7 nF |
| Supply voltage (±5 %) (U) | 5 V |
| Accuracy & Dynamic Performance | |
|---|---|
| Accuracy @ IPN, TA = 25 °C, ±15 V | ±1 % |
| Linearity Error (εL) (0 ... ±IPN) | ±0.5 % |
| Frequency Bandwidth (−3 dB) | DC ... 50 kHz |
| RMS noise voltage (DC ... 10 kHz) (U) | < 15 mVpp |
| MHz) ((DC...1) | < 40 mVpp |
| BW Frequency bandwidth (−3 dB) | DC ... 50 kHz |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 2.5 kV |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −40 ... +85 °C |
| Ambient Storage Temperature (TA st) | −40 ... +85 °C |
| Case Material | Insulating plastic case recognized according to UL 94-V0. |
| General Tolerance | ±0.2 mm |
Note: Specifications are taken from the official HAIS 400-P datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the HAIS 400-P.
Outline dimensions, pin layout and connection diagrams of the HAIS 400-P are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| General Tolerance | ±0.2 mm |
| Case Material | Insulating plastic case recognized according to UL 94-V0. |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the HAIS 400-P.
Characteristic curve diagrams are not included in the HAIS 400-P datasheet; the relevant characteristics are the accuracy and dynamic performance data listed below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Accuracy @ IPN, TA = 25 °C, ±15 V | ±1 % |
| Linearity Error (εL) (0 ... ±IPN) | ±0.5 % |
| Frequency Bandwidth (−3 dB) | DC ... 50 kHz |
| BW Frequency bandwidth (−3 dB) | DC ... 50 kHz |
| Reference Conditions | |
|---|---|
| Ambient Temperature (TA) | 25 °C, unless otherwise noted |
| Output Load Resistance (RL) | ≥ 2 kΩ |
Note: For the full set of performance data, refer to the datasheet.
Other models of the HAIS Series share the same measurement principle, mounting concept and output interface family.
