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Voltage measurement range: 0 V to 550 V AC (TRMS)
Frequency measurement range: 10.0 Hz to 499.9 Hz
Display: Color graphic TFT display, 480 × 320 resolution
Storage capacity: Up to 1000 measurement records
Loop and line impedance measurement: With RCD compatibility and short-circuit current calculation
Insulation resistance measurement: 0.000 MΩ to 999 MΩ, test voltages 50 V, 100 V, 250 V, 500 V, 1000 V
Low-resistance measurement: 0.00 Ω to 1999 Ω, test current up to 200 mA, automatic polarity reversal
Earth resistance measurement: 3-pole and 4-pole method, soil resistivity measurement (Wenner method optional)
Residual current device (RCD) testing: Types AC, A, B, B+, F with automatic test sequence
RDC-DD testing: 6 mA DC residual current testing for EV charging stations
Phase sequence measurement: Automatic phase rotation detection
Data management: Internal memory and METRAreport software support for report generation
Interface: USB port for data transfer, firmware updates, and documentation
Safety category: CAT III 600 V / CAT IV 300 V
Protection rating: IP40
Operating temperature range: 0°C to +40°C
Power supply: 7.2 V DC rechargeable battery system
Dimensions (W × H × D): Approx. 250 × 107 × 135 mm
Weight: Approx. 1.30 kg (without batteries)
Datasheet
Delivery
1x Metraline MF (M520F)
3x measurement cables, 1 m ea.
3x test probes
3x alligator clips
1x measurement cable with earthing contact plug
1x measurement cable with test button for triggering measurements
USB cable
Rechargeable batteries
Power pack
Carrying pouch
Condensed operating instructions
