Earth Resistance Meter
MRU-21 Earth Resistance Meter
2 in stock
Possible measurements:
- earth resistance measurment with 3-pole method,
- measurement of continuity of equipotential bondings and protective conductors with auto-zero function – with current 200 mA,
- resistance measurement using 2-pole method.
₨0
2 in stock
CompareWeight | 1.4 kg |
---|---|
Dimensions | 29 × 22 × 7 cm |
Measurement of earthing resistance
measurement range to IEC61557 – 5:
0,50 Ω…1,99 kΩ for Un=50 V;
0,68 Ω…1,99 kΩ for Un=25 V;
Range | Resolution | Accuracy |
0,00…9,99 Ω | 0,01 Ω | ±(2% m.v. + 3 digits) |
10,0…99,9 Ω | 0,1 Ω | |
100…999 Ω | 1 Ω | |
1,00k…1,99 kΩ | 0,01 kΩ |
• 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
Measurement of interference voltage UN (RMS)
Range | Resolution | Accuracy |
0…100 V | 1 V | ±(2% m.v. + 3 digits) |
• measurement for DC and AC 45…65 Hz
Measurement of resistance of auxiliary electrodes RH i RS
Range | Resolution | Accuracy |
0…999 Ω | 1 Ω | ±(5% (RS+RE+RH) + 3 digits) |
1,00k…9,99 kΩ | 0,01 kΩ | |
10,0k…50,0 kΩ | 0,1 kΩ |
Measuremet of continuity of equipotential bondings and protective conductors
measurement range to IEC61557 – 4: 0,13 Ω…199 Ω
Range | Resolution | Accuracy |
0,00…9,99 Ω | 0,01 Ω | ±(2% m.v. + 3 digits) |
10,0…99,9 Ω | 0,1 Ω | |
100…199 Ω | 1 Ω |
- measuring method: technical 2-pole method,
- max. voltage on open terminals: 13 V,
- measurement current: under short circuit >200 mA,
- auto-zero function for measurement leads
Electric security:
- type of insulation: double, according to EN 61010 – 1and IEC 61557
- measurement category: CAT IV 300 V acc. to EN 61010 – 1
- protection class acc. to EN 60529: IP54
Rated operational conditions:
- operation temperature: -10…+55°C
- storage temperature: -20…+70°C
- humidity: 20…80%
Other technical data:
- LCD display: segment, backlit
- interface: USB,
- number of measurements carried out of set of batteries: > 1000 (5 Ω, 2 meas./min.)
- warranty: 2 years
- dimentions: 288 x 223×75 mm
- weigth: 1,4 kg
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OverviewEssential details- Place of Origin:
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Guangdong, China
- Brand Name:
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vici
- Model Number:
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CM-2016
- Display Type:
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Digital Only
- Measuring Current Range:
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60A/600A/800A
- Measuring Voltage Range:
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600mV/6V/60V/600V
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600Ω/6kΩ/60kΩ/600kΩ/6MΩ/60MΩ
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6nF/60nF/600nF/6uF/60uF/600uF/6mF/60mF
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/
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23±5℃
- Dimensions:
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185*65*32mm
- Weight:
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200g(including the batteries)
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YES
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YES
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YES
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28mm
- power supply:
-
2pcs 1.5V batteries
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3 times/second
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Current 50-60Hz/ voltage 50-400Hz
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Auto range
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Available
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