| METRISO TECH | METRISO PRO | METRISO XTRA | METRISO INTRO | METRISO 1000A | METRALINE ISOCHECK | |
|---|---|---|---|---|---|---|
| Item number | M550P | M550R | M550S | M550N | M540C | M507C |
| Product details page | Details | Details | Details | Details | Details | Details |
| Indication | Digital | Analogue | Digital | Digital | Analogue | Digital |
| Analogue bar graph display | x | x | x | |||
| Current supply | Battery | Battery | Battery | Battery | Battery | Battery |
| Background lighting LC-indication | x | x | x | |||
| External voltage detection at OFF-state | x | x | x | x | ||
| Intelligent filter system - measurement-dependent and precise activation for measurements with high value resistances | x | x | x | x | ||
| Compensation of 16 2/3 Hz Schwebungen and 50 Hz interferences | x | x | x | x | ||
| Attenuation of capacitive influences (supply lines) | x | x | x | x | ||
| Suppression of electric field influences | x | x | x | x | ||
| Isolation resistance measuring range | 0.01 - 0.199 | 0.01 - 0.199 | 0.01 - 0.199 | 0.01 - 0.199 | 0 - 400 | 0.001 - 1000 |
| Nominal test voltage 100 V | x | x | x | x | x | |
| Nominal test voltage 250 V | x | x | x | x | x | x |
| Nominal test voltage 500 V | x | x | x | x | x | |
| Nominal test voltage 1000 V | x | x | x | x | x | |
| Nominal test voltage 2500 V | ||||||
| Nominal test voltage 5000 V | ||||||
| Nominal test voltage adjustable | x | |||||
| Low resistance measurement | x | x | x | x | x | |
| Voltage measurement | x | x | x | x | x | x |
| Over voltage protector testing | x | x | ||||
| Measured value memory | x | |||||
| Data hold | x | |||||
| Interface | x | |||||
| Nominal test voltage adjustable with ramp function | x | |||||
| Device self-test with built-in test resistor | x | x | x | |||
| Overvoltage protection - electronic fuse | x | x | x | x | x |