• Gossen Metrawatt
  • Camille Bauer

Characteristic Values

Item number M540E M550O
Product details page Details Details
Indication Analogue Digital
Analogue bar graph display x x
Current supply Battery Battery
Background lighting LC-indication x x
External voltage detection at OFF-state x
Isolation resistance measuring range 0.1 - 400 0.01 - 0.199
Nominal test voltage 100 V x x
Nominal test voltage 250 V x x
Nominal test voltage 500 V x x
Nominal test voltage 1000 V
Nominal test voltage 2500 V
Nominal test voltage 5000 V
Nominal test voltage adjustable
Low resistance measurement x x
Voltage measurement x x
Over voltage protector testing
Measured value memory
Data hold
Nominal test voltage adjustable with ramp function
Intelligent filter system - measurement-dependent and precise activation for measurements with high value resistances
Compensation of 16 2/3 Hz Schwebungen and 50 Hz interferences
Attenuation of capacitive influences (supply lines)
Suppression of electric field influences
Device self-test with built-in test resistor
Overvoltage protection - electronic fuse

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