Gossen Metrawatt M507A Loop Resistance Measuring Instrument (0.27 Ω ~ 200 Ω; 0 A ~23 kA)

Loop and line impedance measurement range: 0.27 Ω to 200 Ω

Short-circuit current calculation range: 0 A to 23 kA

Voltage measurement range: 24 V to 260 V AC (TRMS)

Frequency measurement range: 48 Hz to 52 Hz

Display: Backlit color OLED display with brief and detailed representation modes

Fault loop impedance measurement: With short-circuit current calculation

Non-trip loop impedance measurement: Loop impedance measurement without tripping RCCB

Line impedance measurement: With short-circuit current calculation

Phase detection: Automatic phase detection function

Protective device evaluation: Integrated table of common protective devices

Measurement illumination: Integrated LED for measurement point illumination

Safety category: CAT III 300 V (with safety cap), CAT II 300 V (without safety cap)

Protection rating: IP40

Operating temperature range: 0°C to +40°C

Power supply: 4 × AAA batteries (1.5 V alkaline or 1.2 V NiMH rechargeable)

Dimensions (W × H × D): Approx. 255 × 70 × 40 mm

Weight: Approx. 0.36 kg (including batteries)

Datasheet

Delivery

1 Test instrument with mobile test probe

4 Batteries (AAA)

1 Pouch

1 Condensed operating instructions

1 CD-ROM with operating instructions in available languages

1 Factory calibration certificate