MRU-10 Earth Resistance Meter
3 in stock
It allows to:
- measure earthing resistance using auxiliary electrodes,
- measurement of resistance of auxiliary electrodes RS and RH,
- measurement of interference voltage,
- measurement in the presence of interference voltage in the power network with frequency 50 Hz and 60 Hz,
- selection of maximum measuring voltage (25 V and 50 V),
- indication of battery state.
₨0
3 in stock
CompareMRU-10 is a simple meter that allows you to measure grounding by the use of the technical method and to measure grounding resistance by the use of the 2-pole method. The instrument is easy to handle, resistive to interference, and highly accurate. MRU-10 is a basic device that allows checking the quality of the grounding system on the basis of the received measurement result. Its ergonomic shape, durable and firm housing, as well as big and clear display make this instrument ideal to use both in the field and most working environments. The device is simple to operate and intuitive. It is the best choice for electrical installations contractors, technicians, and professionals dealing with grounding measurements.
| Weight | 1 kg |
|---|---|
| Dimensions | 22 × 10 × 6 cm |
Measurement of interference voltage UN (RMS)
| Range | Resolution | Accuracy |
| 0…100 V | 1 V | ±(10% m.v. + 1 digit) |
Measurement of earthing resistance (method 3-pole)
measurement range to IEC 61557-5:2007: 0,53 Ω…9999 Ω (for 50 V)
| Range | Resolution | Accuracy |
| 0,00…19,99 Ω | 0,01 Ω | ±(3% m.v. + 3 digits) |
| 20,0…199,9 Ω | 0,1 Ω | |
| 200…1999 Ω | 1 Ω | ±5% m.v. |
| 2000…9999 Ω | 1 Ω | ±8% m.v. |
- measurement current: under short circuit >20 mA,
- voltage on open terminals: selectable 25 V AC or 50 V AC,
- frequency of measurement current: 125 Hz (for networks 50 Hz) or 150 Hz (for 60 Hz),
- selection of measuring frequency in settings.
Measurement of earthing resistance (method 2-pole)
| Range | Resolution | Accuracy |
| 0,01…19,99 Ω | 0,01 Ω | ±(3% m.v. + 3 digits) |
| 20,0…199,9 Ω | 0,1 Ω | |
| 200,0…1999 Ω | 1 Ω | ±5% m.v. |
| 2000…9999 Ω | 1 Ω | ±8% m.v. |
Measurement of earthing resistance (method 2-pole) RH and RS
| Range | Resolution | Accuracy |
| 0…999 Ω | 1 Ω | ±8% m.v. |
| 1,00…9,99 kΩ | 0,01 Ω | |
| 10,0…19,9 kΩ | 0,1 Ω |
Electric security:
- type of insulation: double, according to EN 61010-1 and IEC 61557,
- measurement category: CAT IV 150 V acc. to EN 61010-1,
- protection class acc. to EN 60529: IP67.
Rated operational conditions:
- operation temperature: -10…+50°C,
- storage temperature: -20…+60°C,
- humidity: 20…90%.
Other technical data:
- LCD display: segment, backlit,
- dimensions: 221 x 102 x 62 mm,
- number of measurements (RE3P) carried out of set of batteries: > 3000
Brand
SONEL
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2. MAX/MIN/REL measurement mode
3. Peak hold
4. Analogue bar graph
5. Measure AC and DC in the same stall (AC+DC)
6. 4-20mA loop test
7. 45Hz-100kHz frequency response measurement
8. Double backlight
9. Misplug alarm
10. Auto and manual ranges selectable
11. USB interface available
12. Bluetooth connection with a cellphone for data monitoring
13. Temperature measurement mode,equipped with K-type point contact temperature probe
14. Complies with CE (European Union) and UL (United States) directives
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• Fully Safety jaw
• Ergonomic over-molded body gives convenient one-hand operation
• Large easy-to-read display with 0.01A resolution
• Accurate reading with True RMS
60/600/1000A auto-ranging
• Long battery life
• Safety Standard
IEC 61010-1 CAT IV 300V / CAT III 600VSKU: n/a -
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Specifications Range UT202+ AC current (A) 400A ±(2%+10) 600A AC current frequency (Hz) 50Hz~100Hz ±(1%+5) AC voltage (V) 600V ±(0.8%+5) AC voltage frequency(Hz) 10Hz~10kHz ±(1%+5) 10Hz~60kHz Resistance (Ω) 40MΩ ±(0.8%+2) 60MΩ Capacitance (F) 4mF ±(4%+5) 40mF 60mF Temperature (℃) -40℃~1000℃ ±(1.5%+5) Frequency (Hz) 10Hz~10MHz Features Display count 4000 Auto range √ Jaw opening 28mm True RMS √ NCV √ Live wire test Continuity test √ Diode √ MAX/MIN √ Relative mode √ Zero mode Data hold √ Low battery indication √ Auto power off √ General Characterisitics Power 1.5V battery (R03) x 2 Display 37mm x 25mm Product color Red and grey Product net weight 248g Product size 215mm x 63mm x 36mm Standard accessories Batteries, test leads, Themocouple Standard individual packing Gift box, Carring bag, English manual Standard quantity per carton 40pcs Standard carton measurement 485mm x 295mm x 385mm Standard carton gross weight 17.8kg SKU: n/a
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- measurement of resistance of auxiliary electrodes RS and RH,
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- with frequency 50Hz, 60Hz,
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