• Gossen Metrawatt

Characteristic Values

Item number M507A M520T M520F
Product details page Details Details Details
Indication Digital Digital Digital
Limit value indication x x
Status display of internal memory x x
Measurement functions selectable via rotary switch x
Structured measured value memory x
Editable menus x
Name of inspector editable at test instrument x
Creation of test procedures
Help function with connection diagrams x x
Bluetooth interface
Interface x x
Bidirectional data exchange x
Updateable x x
PE detection by means of finger contact x
Automatic measurement cable compensation
Offset management x x
Connection for test probe with remote triggering x x
Remote control for testing device x
Measurement category CAT III 300 V
CAT II 300 V
CAT IV 300 V
CAT IV 300 V
Phase sequence determination x x
Low resistance measurement with ramp function
Isolation resistance measurement x x x
Isolation resistance measurement with ramp function x
Resistances of isolating floors and walls x
Over voltage protector testing x
Measurement of standing-surface insulation
Loop resistance/impedance measurement x x x
Loop impedance / impedance measurements in DC systems 500 V 500 V
Loop measurement without RCD/FI release x x
Detection short-circuit current/overcurrent protection x x
Mains internal resistance measurement x x
Voltage drop measurement x x
Earthing measurement x
Selective grounding measurement
Earth loop measurement
Specific grounding measurement x
RCD/FI testing x x x
RCD/FI testing with rising residual current x x
RCD tripping test with nominal residual current x x
RCD/FI analysis function x
RCD tripping test with nominal residual current and simultaneously rising residual current x
PRCD testing type S, type K x
Testing of motor protection switch x
Testing of IMDs and RCMs
Testing of charging devices E-Mobility, simulation of vehicle status x
Measuring of leakage currents with adapter
Measurement of touch current
Measurement of residual voltage
Connection of barcode or RFID reader x
Connection for current clamp sensors
Connection of temperature and humidity sensor x
Connection of earth spikes x
Voltage measurement U L-N-PE U L-N
500 V
Low resistance measurement 200 mA
Earth resistance measurement mains powered 3-pole measurement with probe
Earth resistance measurement battery powered
Curve shape at RCD/FI testing

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