Gossen Metrawatt METRALINE MF Multifunctional Installation Tester (0 V ~ 550 V AC; 10.0 Hz ~ 499.9 Hz)

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