Metrel MI3242 Portable Low Resistance Microohmmeter 2A

• All tests on 3-phase electrical equipment can be carried out, including live leakage test, power, polarity, RCD and Active polarity.
• Simple connection to the PAT/MACHINE tester with automatic detection.
• Simple test procedures, identical to single phase equipment.
• Test sequence for 3-phase tests are automatically set, based on entered test codes and input voltages.

 

• High resolution and accuracy
• 1000V TRMS AC, DC voltage measurement;
• 10A TRMS AC, DC current measurement;
• 60nF..25mF Capacitance measurement;
• 600O..60MO Resistance measurement;
• Diode test;
• 5Hz..1MHz Frequency of digital signals measurement
• Temperature measurement(thermocouple type K included)

 

• Loop impedance / prospective fault current
• Line impedance / prospective short-circuit current
• Built-in fuse characteristics for quick evaluation of measuring results
• RCD tests (trip out time, contact voltage, ramp test, Autotest)
• Testing on 1- and 3-phase systems
• Phase sequence test

 

• DC insulation resistance,
• PE conductor continuity test,
• Line and Loop resistances with Fuse evaluation table built-in,
• RCD test with Trip lock function, phase sequence in 3-phase systems,
• on-line voltage monitor,
• 3-wire Earth resistance test with built-in battery operated generator,
• Leakage Current test,
• test of Luminance with optional LUX meter probe.

 

• High precision line impedance;
• High precision fault loop impedance;
• Contact voltage.
• Range widening: adapts the instruments to read from 0.1 m? up to 19.99 ?.
• Multi-system testing: works on both single phase and 3-phase systems (110 V to 440 V).

 

• Measurements on DC side of PV installation:
• Voltage, current, power, energy;
• Uoc (Open Circuit Voltage) and Isc (Short Circuit Current);
• I - U curve of PV modules and strings;
• Irradiance;
• Module temperature.
• Measurements on AC side of PV installation (power quality):
• Voltage, current, frequency, power, PF, energy, harmonics;
• Efficiency of PV module, inverter, PV system calculation.

 

• DC and AC voltage up to 600 V
• AC current measurement up to 600 A
• Resistance measurement
• Continuity test
• Diode test
• Frequency measurement
• Capacitance measurement

 

• Bidirectional resistance measurement from 0,1 µO up to 2000 O
• test current up to 10 A
• Highly efficient 10 A current source generates 10 A into 200 mO load for 15 min without overheating
• High overvoltage protection (CAT IV / 300 V)
• Custom limits can be set for PASS / FAIL evaluation of test result.
• 50 Hz / 60 Hz ripple detection and rejection.
• Instrument can be powered from mains or internal rechargeable battery.
• Up to 1000 test results with timestamp can be stored in internal memory.
• PC SW HVLink PRO enables downloading, review, analyses and printing of test results.

 

• Bidirectional resistance measurement from 1 µO up to 199,9 O
• test current up to 2 A
• High overvoltage protection (CAT III / 600 V)
• Internal protection cicuit
• 50 Hz / 60 Hz ripple detection and rejection.
• more than 800 measurements of 500 mO load 8 2 A test current & 15 s measurement duration
• Pre-programmed limits with PASS/FAIL evaluation of measurement result
• Up to 1500 test results with timestamp can be stored in internal memory.
• PC SW HVLink PRO enables downloading, review, analyses and printing of test results.

 

• Measurements on DC side of PV installation:
• Voltage, current, power, energy;
• Uoc (Open Circuit Voltage) and Isc (Short Circuit Current);
• I - U curve of PV modules and strings;
• Irradiance;
• Module temperature.
• Measurements on AC side of PV installation:
• Voltage, current, power;
• Efficiency of PV module, inverter, PV system calculation.