Cleste ampermetric ideal pentru electrician Metrel MD 9220

• 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.

 

• Voltage testing up to 1000 V
• Automatic AC/DC recognition
• Continuity buzzer and led to indicate resistances below 500 k?
• Phase & Rotating Field Test
• RCD trip testing
• Diode Test
• Auto Power Off

 

• easy to use LAN tester with wide variety of functions for fault finding
• troubleshooting on IT cabling connections
• TDR facility with adjustable NVP
• determination of distance to the fault
• cable length measurement
• pair determination in multi-pair cables
• crossed pairs,
• crosstalk,
• short-circuit,
• mismatched pairs,
• bad contacts,
• no shield etc..

 

• Simulation of common electrical installation usually met in an individual house or apartment
• Various test methods supported by different test instruments can be presented.
• Acceptable or faulty parameters can be preset by five »fault« switches.
• Some real elements of electrical installation are placed on the front panel like RCD protection device, ON/OFF switch

 

• Earth bond / continuity resistance (200 mA)
• Insulation resistance
• Insulation resistance of isolated accessible conductive parts
• Substitute leakage current
• Substitute leakage current of isolated accessible conductive parts
• Differential leakage current
• Touch leakage current
• IEC cord polarity test

 

• Functional and visual inspection
• Earth bond resistance
• Insulation resistance
• Insulation resistance of isolated accessible conductive parts
• Substitute leakage current
• Substitute leakage current of isolated accessible conductive parts
• Differential leakage current test
• Touch leakage test
• PRCD test

 

• Earth bond / continuity resistance (200 mA, 10 A)
• Insulation resistance
• Insulation resistance of isolated accessible conductive parts
• Substitute leakage current
• Substitute leakage current of isolated accessible conductive parts
• Differential leakage current
• Touch leakage current
• IEC cord polarity test

 

• Insulation resistance with up to 2500V DC voltage
• PI, DAR calculation
• Continuity of PE conductors with 200 mA test current with polarity change
• Continuity of PE conductors with 7 mA test current (continuous measurement) without RCD tripping
• Line impedance
• Loop impedance
• Loop impedance with Trip Lock RCD function
• TRMS voltage and frequency

 

• meets overvoltage category CAT IV 1000 V
• TRMS AC, DC voltage measurement;
• TRMS AC, DC current measurement;
• Capacitance measurement;
• Resistance measurement;
• Diode test;
• Frequency measurement;
• Electric field detection;
• Continuity test (acoustic signaling);
• Temperature measurement.

 

• CAT IV/1000 V overvoltage category
• 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