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Hall effect measuring principle
| Supply Voltage | ±15 V |
| Accuracy @ IPN | ±1 % |
| Operating Temperature Range | −25 ... +85 °C |
| Isolation Test Voltage | 3 kV |
| Current Consumption (IC) | < ±15 mA |
| Output internal resistance (R) | < 50 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), Electrical appliances
The HX 20-P is a None current transducer from LEM for the electronic measurement of currents: DC, AC, pulsed..., with galvanic isolation, delivering a output internal resistance (r) of < 50 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 ±1 %; operating temperature −25 ... +85 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | HX |
| Product Reference | HX 20-P |
| Supply Voltage | ±15 V |
| Measurement | currents: DC, AC, pulsed... |
| Mounting | Busbar Mount |
| Application Domain | Industrial |
| Electrical Data — HX 20-P | |
|---|---|
| Supply Voltage (UC) | ±15 V |
| Current Consumption (IC) | < ±15 mA |
| Output internal resistance (R) | < 50 Ω |
| Load resistance (R) | ≥ 10 kΩ |
| Supply voltage (±5 %) (U) | ±15 V |
| Current consumption (I) | < ±15 mA |
| Accuracy & Dynamic Performance | |
|---|---|
| Accuracy @ IPN, TA = 25 °C, ±15 V | ±1 % |
| Linearity Error (εL) (0 ... ±IPN) | ±1 % |
| Electrical Offset Voltage (VO E) @ IP = 0, TA = 25 °C | < ±40 mV |
| Delay time to 90 % of the output value for I step (t) | ≤ 3 µs |
| BW Frequency bandwidth (−3 dB) | 50 kHz |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 3 kV |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −25 ... +85 °C |
| Ambient Storage Temperature (TA st) | −25 ... +85 °C |
| Mass (m) | 8 g |
| Case Material | Insulating plastic case recognized according to UL 94-V0. |
| General Tolerance | ±0.5 mm |
| Ambient operating temperature (T) | −25 ... +85 °C |
| Ambient storage temperature (T) | −25 ... +85 °C |
| Standards & Certifications | |
|---|---|
| EN 50178 | Compliance |
| Standard EN 50178: | 1997 |
Note: Specifications are taken from the official HX 20-P datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the HX 20-P.
Outline dimensions, pin layout and connection diagrams of the HX 20-P are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| General Tolerance | ±0.5 mm |
| Mass | 8 g |
| 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 HX 20-P.
Characteristic curve diagrams are not included in the HX 20-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) | ±1 % |
| BW Frequency bandwidth (−3 dB) | 50 kHz |
| Reference Conditions | |
|---|---|
| Ambient Temperature (TA) | 25 °C, unless otherwise noted |
| Output Load Resistance (RL) | ≥ 10 kΩ |
Note: For the full set of performance data, refer to the datasheet.
Other models of the HX-P Series share the same measurement principle, mounting concept and output interface family.
