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Hall effect measuring principle
| Supply Voltage | ±15 V |
| Operating Temperature Range | −40 ... +85 °C |
| Isolation Test Voltage | 5 kV |
| Current Consumption (IC) | < +20/−15 mA |
| Insulation Resistance (RINS) | > 1000 MΩ |
| Frequency Bandwidth (−3 dB) | DC … 25 kHz |
AC variable speed drives and servo motor drives, Static converters for DC motor drivers, Battery supplied applications, Uninterruptible Power Supplies (UPS), Switched Mode Power Supplies (SMPS), Power suppliers for welding applications.
The HAX 850-S is a None current transducer from LEM for the electronic measurement of currents: DC, AC, pulsed..., with galvanic isolation.
Typical applications include AC variable speed drives and servo motor drives, Static converters for DC motor drivers, Battery supplied applications and Uninterruptible Power Supplies (UPS).
Key characteristics from the official datasheet: linearity error ±1 %; frequency bandwidth DC … 25 kHz; operating temperature −40 ... +85 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | HAX |
| Product Reference | HAX 850-S |
| Supply Voltage | ±15 V |
| Measurement | currents: DC, AC, pulsed... |
| Mounting | Busbar Mount |
| Application Domain | Industrial |
| Electrical Data — HAX 850-S | |
|---|---|
| Supply Voltage (UC) | ±15 V |
| Current Consumption (IC) | < +20/−15 mA |
| Insulation Resistance (RINS) | > 1000 MΩ |
| Accuracy & Dynamic Performance | |
|---|---|
| Linearity Error (εL) (0 ... ±IPN) | ±1 % |
| Frequency Bandwidth (−3 dB) | DC … 25 kHz |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 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 | ±1 mm |
| Standards & Certifications | |
|---|---|
| UL 508 | Compliance |
Note: Specifications are taken from the official HAX 850-S datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the HAX 850-S.
Outline dimensions, pin layout and connection diagrams of the HAX 850-S are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| General Tolerance | ±1 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 HAX 850-S.
Characteristic curve diagrams are not included in the HAX 850-S datasheet; the relevant characteristics are the accuracy and dynamic performance data listed below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Linearity Error (εL) (0 ... ±IPN) | ±1 % |
| Frequency Bandwidth (−3 dB) | DC … 25 kHz |
Note: For the full set of performance data, refer to the datasheet.
Other models of the HAX Series share the same measurement principle, mounting concept and output interface family.
