Sonel WMUSMPI535 MPI-535 Multi-function Meter
- Part #:WMUSMPI535
- Condition:Brand New
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Technical details
"m.v." - measured value
| Measurement functions | Measurement range | Display range | Resolution | Accuracy |
|---|---|---|---|---|
| Fault loop impedance | ||||
| Fault loop ZL-PE, ZL-N, ZL-L | 0.13 Ω ... 1999.9 Ω acc. to IEC 61557 | 0.00 Ω ... 1999 Ω | from 0.001 Ω | ±(5% m.v. + 30 digits) |
| Fault loop ZL-PEin RCD mode | from 0.50 Ω ... 1999 Ω acc. to IEC 61557 | 0.00 Ω ... 1999 Ω | from 0.01 Ω | from ±(6% m.v. + 5 digits) |
| Measurements of RCD parameters | ||||
| RCD tripping test and measurement of tripping time tAmeasuring current 0.5 IΔn, 1 IΔn, 2 IΔn, 5 IΔn | ||||
| general and short-time delay RCD | 0 ms ... 300 ms | 0 ms ... 300 ms | 1 ms | from ±(2% m.v. + 2 digits) |
| selective RCD | 0 ms ... 500 ms | 0 ms ... 500 ms | 1 ms | from ±(2% m.v. + 2 digits) |
| Measurement of RCD tripping current IAmeasuring current 0 0.2 IΔn ... 2.0 IΔn | ||||
| for sinusoidal residual current (AC type) | 3.3 mA ... 1000 mA | 3.3 mA ... 1000 mA | from 0.1 mA | ±5% IΔn |
| for unidirectional residual current and unidirectional with the 6 mA DC bias (type A) | 3.5 mA ... 700 mA | 3.5 mA ... 700 mA | from 0.1 mA | ±10% IΔn |
| for direct residual current (type B)) | 2.0 mA ... 1000 mA | 2.0 mA ... 1000 mA | from 0.1 mA | ±10% IΔn |
| Earth resistance | ||||
| 3- and 4-pole method | from 0.50 Ω ... 1.99 kΩ acc. to IEC 61557-5 | 0.00 Ω ... 1,99 kΩ | from 0.01 Ω | from ±(2% m.v. + 3 digits) |
| 3-pole + clamp method | 0.00 Ω ... 1.99 kΩ | 0.00 Ω ... 1.99 kΩ | from 0.01 Ω | from ±(2% m.v. + 4 digits) |
| 2-clamp method | 0.00 Ω ... 99.9 kΩ | 0.00 Ω ... 99.9 kΩ | from 0.01 Ω | from ±(10% m.v. + 4 digits) |
| Resistance-to-earth | 0.0 Ω m ... 99.9 kΩm | 0.0 Ωm ... 99.9 kΩm | from 0.1 Ωm | Depending on accuracy of REmeasurement |
| Insulation resistance | ||||
| Measuring voltage 50 V | 50 kΩ ... 250 MΩ acc. to IEC 61557-2 | 0 kΩ ... 250 MΩ | from 1 kΩ | from ±(3% m.v. + 8 digits) |
| Measuring voltage 100 V | 100 kΩ ... 500 MΩ acc. to IEC 61557-2 | 0 kΩ ... 500 MΩ | from 1 kΩ | from ±(3% m.v. + 8 digits) |
| Measuring voltage 250 V | 250 kΩ ... 999 MΩ acc. to IEC 61557-2 | 0 kΩ ... 999 MΩ | from 1 kΩ | from ±(3% m.v. + 8 digits) |
| Measuring voltage 500 V | 500 kΩ ... 2.00 GΩ acc. to IEC 61557-2 | 0 kΩ ... 2.00 GΩ | from 1 kΩ | from ±(3% m.v. + 8 digits) |
| Measuring voltage 1000 V | 1000 kΩ ... 4.99 GΩ acc. to IEC 61557-2 | 0 kΩ ... 9.99 GΩ | from 1 kΩ | from ±(3% m.v. + 8 digits) |
| Resistance of protective conductors and equipotential bondings | ||||
| Measurement of resistance of protective conductors and equipotential bondings with ±200 mA current | 0.12 Ω ... 400 Ω acc. to IEC 61557-4 | 0.00 Ω ... 400 Ω | from 0.01 Ω | ±(2% m.v. + 3 digits) |
| Measurement of resistance with low current | 0.0 Ω ... 1999 Ω | 0.0 Ω ... 1999 Ω | from 0.1 Ω | ±(3% m.v. + 3 digits) |
| Light intensity | ||||
| Measurement in luxes (lx) | 0 lx ... 399.9 klx | 0 lx ... 399.9 klx | from 0.001 lx | from ±(2% m.v. + 5 digits) |
| Measurement in feet-candles (fc) | 0 fc ... 39.99 kfc | 0 fc ... 39.99 kfc | from 0.001 fc | from ±(2% m.v. + 5 digits) |
| Phase sequence indication | in the same direction (correct), opposite direction (incorrect), UL-Lvoltage: 95 V ... 500 V (45 Hz ... 65 Hz) |
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