| METRAHIT 27EX | METRALINE EXM25 | METRAHIT 27EX | |
|---|---|---|---|
| Item number | M227F | M210A | M227G |
| Product details page | Details | Details | Details |
| Chapter01 | Display | Display | Display |
| Indication | Digital | Digital | Digital |
| Indication digits | 30000 | 2000 | 30000 |
| Analogue bar graph display | |||
| Analogue bar graph display analogue/logarithmical | |||
| Multiple display | x | x | x |
| Measuring range selection | Manual/automatic | Automatic | Manual/automatic |
| Chapter02 | Basic data | Basic data | Basic data |
| True RMS measurement | x | ||
| Basic accuracy | 1% | 1% | 1% |
| Measuring circuit category | CAT I | CAT IV | CAT I |
| Max. voltage measuring circuit category | 50V | 1000V | 50V |
| Relative value measurement | x | x | |
| Min. value storage | |||
| Maximum value storage | x | ||
| Peak value memory | |||
| Data hold | x | x | x |
| Chapter03 | Special functions | Special functions | Special functions |
| Explosion-tested version | x | x | x |
| Power and energy measurement | |||
| Harmonics analysis/power quality | |||
| Crest factor measurement | |||
| Rotational speed measuring | |||
| Duty cycle measurements | |||
| Pulse freqency measurement MHz @ 5V TTL | |||
| Inductance measurement | |||
| Interturn short-circuit high-voltage test | |||
| Automatic circuit breaker | |||
| With decibel measurement (dB) | |||
| Current sensor with clipping | |||
| Current transformer with clipping | |||
| Chapter06 | Resistance measurement | Resistance measurement | Resistance measurement |
| Milliohm measurement with 4 wire technique (Kelvin connection) | x | x | |
| Resistance test/diode test | x | ||
| Continuity test | x | ||
| Conductivity measurement | |||
| Resistance measurement range | 0,00001Ohm - 30Ohm | 0.1Ohm - 20000000Ohm | 0,00001Ohm - 30Ohm |
| Resistance measurement ranges |
30 m 300 m 3 30 |
200 2000 20 k 200 k 2000 k 2 M 20 M |
30 m 300 m 3 30 |
| Max. resistance measuring range | 0,00003MOhm | 20MOhm | 0,00003MOhm |
| Lowest resolution, resistance | Other | 0.1 Ohm | Other |
| Lowest resolution, milliohm measurement | 0.01mOhm | 0.01mOhm | |
| Nominal test voltage 10 V | |||
| Nominal test voltage 50 V | |||
| Nominal test voltage 100 V | |||
| Nominal test voltage 250 V | |||
| Nominal test voltage 500 V | |||
| Nominal test voltage 1000 V | |||
| Capacitance measurement | |||
| Cable length measurement | |||
| Cable symmetry testing for two wire connections a-b-E | |||
| Frequency measurement | x | ||
| Temperature measurement | |||
| Temperature measurement TC | |||
| Temperature measurement RTD | |||
| Chapter11 | Interface and memory | Interface and memory | Interface and memory |
| Interface | x | x | |
| Bluetooth interface | |||
| IR interface | x | x | |
| Measured value memory | x | x | |
| Memory capacity for measured values | 1200 | 1200 | |
| Chapter12 | Miscellaneous | Miscellaneous | Miscellaneous |
| Power supply unit socket | x | ||
| Device protection category | IP 54 | IP 54 | IP 54 |
| Type of measurement | TRMS | ||
| Chapter04 | Voltage measurement | ||
| Voltage measurement types |
DC AC |
||
| Voltage measuring range DC | 0.001V - 1610V | ||
| Voltage measuring ranges DC |
1 V 10 V 100 V 1000 V |
||
| Max. voltage measuring range, DC | 1610V | ||
| Lowest resolution, DC voltage | 1 mV | ||
| Internal resistance volt DC | 2 | ||
| Voltage measuring range AC | 0.01V - 1160V | ||
| Voltage measuring ranges AC |
1 V 10 V 100 V 1000 V |
||
| Max. voltage measuring range, AC | 1160V | ||
| Lowest resolution, AC voltage | 10 mV | ||
| Frequency range volt AC | 0Hz - 500Hz | ||
| Internal resistance volt AC | 2 | ||
| Chapter05 | Current measurement | ||
| Current measurement types |
DC AC |
||
| Current measurement range DC | 0.001A - 2A | ||
| Current measuring ranges DC |
1:00 AM 2:00 AM |
||
| Max. current measuring range, DC | 2A | ||
| Lowest resolution, DC current | 1000 µA | ||
| Current measurement range AC | 0.001A - 2A | ||
| Current measuring ranges AC |
1:00 AM 2:00 AM |
||
| Max. current measuring range, AC | 2A | ||
| Lowest resolution, AC current | 1000 µA | ||
| Frequency range alternating current | 0Hz - 500Hz | ||
| Chapter07 | Insulation resistance measurement | ||
| Chapter08 | Capacitance measurement | ||
| Chapter09 | Frequency measurement | ||
| Measuring range for frequency | 0.0001kHz - 10kHz | ||
| Max. frequency measuring range | 10kHz | ||
| Lowest resolution, frequency | 0.1 Hz | ||
| Chapter10 | Temperature measurement |