METRAHIT AM XTRA (METRAHIT X-TRA) | METRAHIT AM PRO (METRAHIT PRO) | METRAHIT AM BASE (METRAHIT BASE) | METRAHIT AM TECH (METRAHIT TECH) | |
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Item number | M240A | M242A | M241A | M243A |
Product details page | Details | Details | Details | Details |
Display | ||||
Indication | Analogue/digital | Analogue/digital | Analogue/digital | Analogue/digital |
Indication digits | 12000 | 12000 | 12000 | 12000 |
Analogue bar graph display | x | x | x | x |
Analogue bar graph display analogue/logarithmical | ||||
Multiple display | ||||
Measuring range selection | Manual/automatic | Manual/automatic | Manual/automatic | Manual/automatic |
Basic data | ||||
Type of measurement | TRMS | TRMS | TRMS | TRMS |
True RMS measurement | x | x | x | x |
Basic accuracy | 0.05% | 0.05% | 0.05% | 0.05% |
Measuring circuit category | CAT IV | CAT IV | CAT IV | CAT IV |
Max. voltage measuring circuit category | 600V | 600V | 600V | 600V |
Relative value measurement | x | x | x | x |
Min. value storage | x | x | x | x |
Maximum value storage | x | x | x | x |
Peak value memory | ||||
Data hold | x | x | x | x |
Special functions | ||||
Explosion-tested version | ||||
Power and energy measurement | ||||
Harmonics analysis/power quality | ||||
Crest factor measurement | ||||
Rotational speed measuring | ||||
Duty cycle measurements | x | |||
Pulse freqency measurement MHz @ 5V TTL | x | |||
Inductance measurement | ||||
Interturn short-circuit high-voltage test | ||||
Automatic circuit breaker | ||||
Voltage measurement | ||||
Voltage measurement types |
DC AC AC Fil AC+DC |
DC AC AC Fil AC+DC |
DC AC AC+DC |
DC AC AC Fil AC+DC |
With decibel measurement (dB) | ||||
Voltage measuring range DC | 0,00001V - 1000V | 0,00001V - 1000V | 0,00001V - 1000V | 0,00001V - 1000V |
Voltage measuring ranges DC |
100 mV 1 V 10 V 100 V 1000 V |
100 mV 1 V 10 V 100 V 1000 V |
100 mV 1 V 10 V 100 V 1000 V |
100 mV 1 V 10 V 100 V 1000 V |
Max. voltage measuring range, DC | 1000V | 1000V | 1000V | 1000V |
Lowest resolution, DC voltage | 0.01 mV | 0.01 mV | 0.01 mV | 0.01 mV |
Internal resistance volt DC | 10 | 9 | 9 | 9 |
Voltage measuring range AC | 0,00001V - 1000V | 0,00001V - 1000V | 0,00001V - 1000V | 0,00001V - 1000V |
Voltage measuring ranges AC |
100 mV 1 V 10 V 100 V 1000 V |
100 mV 1 V 10 V 100 V 1000 V |
100 mV 1 V 10 V 100 V 1000 V |
100 mV 1 V 10 V 100 V 1000 V |
Max. voltage measuring range, AC | 1000V | 1000V | 1000V | 1000V |
Lowest resolution, AC voltage | 0.01 mV | 0.01 mV | 0.01 mV | 0.01 mV |
Frequency range volt AC | 15Hz - 20000Hz | 15Hz - 10000Hz | 15Hz - 1000Hz | 15Hz - 10000Hz |
Internal resistance volt AC |
9 1 |
9 1 |
9 |
9 1 |
Low-pass filter AC voltage (fc) | 1kHz | 1kHz | 1kHz | |
Voltage measuring range AC+DC | 0,00001V - 1000V | 0,00001V - 1000V | 0,00001V - 1000V | 0,00001V - 1000V |
Voltage measuring ranges AC+DC |
100 mV 1 V 10 V 100 V 1000 V |
100 mV 1 V 10 V 100 V 1000 V |
100 mV 1 V 10 V 100 V 1000 V |
100 mV 1 V 10 V 100 V 1000 V |
Max. voltage measuring range, AC+DC | 1000V | 1000V | 1000V | 1000V |
Lowest resolution volt AC+DC | 0.01mV | 0.01mV | 0.01mV | 0.01mV |
Internal resistance volt AC+DC | 9 | 9 | 9 | 9 |
Frequency range volt AC+DC | 20kHz | 10kHz | 1kHz | 10kHz |
Current measurement | ||||
Current measurement types |
DC AC AC+DC |
DC AC AC+DC |
DC AC AC+DC |
DC AC AC+DC |
Current measurement range DC | 0,00000001A - 10A | 0.0001A - 10A | 0,000001A - 10A | |
Current measuring ranges DC |
0.1 mA 1 mA 10 mA 100 mA 1:00 AM 10:00 AM |
1:00 AM 10:00 AM |
10 mA 100 mA 1:00 AM 10:00 AM |
|
Max. current measuring range, DC | 10A | 10A | 10A | |
Lowest resolution, DC current | 0.01 µA | 100 µA | 1 µA | |
Current measurement range AC | 0,00000001A - 10A | 0.0001A - 10A | 0,000001A - 10A | |
Current measuring ranges AC |
0.1 mA 1 mA 10 mA 100 mA 1:00 AM 10:00 AM |
1:00 AM 10:00 AM |
10 mA 100 mA 1:00 AM 10:00 AM |
|
Max. current measuring range, AC | 10A | 10A | 10A | |
Lowest resolution, AC current | 0.01 µA | 100 µA | 1 µA | |
Frequency range alternating current | 15Hz - 10000Hz | 15Hz - 10000Hz | 15Hz - 10000Hz | |
Current measurement range AC+DC | 0,00000001A - 10A | 0.0001A - 10A | 0,000001A - 10A | |
Current measuring ranges AC+DC |
0.1 mA 1 mA 10 mA 100 mA 1:00 AM 10:00 AM |
1:00 AM 10:00 AM |
10 mA 100 mA 1:00 AM 10:00 AM |
|
Max. current measuring range AC + DC | 10A | 10A | 10A | |
Lowest resolution amps AC+DC | 0,00001mA | 0.1mA | 0.001mA | |
Frequency range amps AC+DC | 10kHz | 10kHz | 10kHz | |
Current sensor with clipping | x | x | x | x |
Current measuring range with current sensors | 0.00001A - 10000A | 0.00001A - 10000A | 0,00001A - 10000A | 0.00001A - 10000A |
Current transformer with clipping | x | x | x | |
Current measuring range with current transformers | 0.00001A - 10000A | 0.00001A - 10000A | 0.00001A - 10000A | |
Clip factors |
01:01 01:10 0,111111111 0,736111111 |
01:01 01:10 0,111111111 0,736111111 |
01:01 01:10 0,111111111 0,736111111 |
01:01 01:10 0,111111111 0,736111111 |
Resistance measurement | ||||
Milliohm measurement with 4 wire technique (Kelvin connection) | ||||
Continuity test | x | x | x | x |
Conductivity measurement | ||||
Resistance measurement range | 0.01Ohm - 40000000Ohm | 0.01Ohm - 40000000Ohm | 0.01Ohm - 40000000Ohm | 0.01Ohm - 40000000Ohm |
Resistance measurement ranges |
100 1 k 10 k 100 k 1 M 10 M 40 M |
100 1 k 100 k 1 M 10 M 40 M |
100 1 k 10 k 100 k 1 M 10 M 40 M |
100 1 k 10 k 100 k 1 M 10 M 40 M |
Max. resistance measuring range | 40MOhm | 40MOhm | 40MOhm | 40MOhm |
Lowest resolution, resistance | 0.01 Ohm | 0.01 Ohm | 0.01 Ohm | 0.01 Ohm |
Lowest resolution, milliohm measurement | 10mOhm | 10mOhm | 10mOhm | 10mOhm |
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 | ||||
Capacitance measurement | x | x | ||
Capacitance measuring range | 0,00001µF - 1000µF | 0,00001µF - 1000µF | ||
Capacitance measurement ranges |
10 nF 100 nF 1 µF 10µF 100µF 1000 µF |
10 nF 100 nF 1 µF 10µF 100µF 1000 µF |
||
Max. capacitance measuring range | 1000µF | 1000µF | ||
Lowest resolution, capacitance | 0.00001 µF | 0.00001 µF | ||
Cable length measurement | ||||
Cable symmetry testing for two wire connections a-b-E | ||||
Frequency measurement | ||||
Frequency measurement | x | x | x | x |
Measuring range for frequency | 0,00001kHz - 1000kHz | 0,00001kHz - 100kHz | 0,00001kHz - 100kHz | 0,00001kHz - 100kHz |
Max. frequency measuring range | 1000kHz | 100kHz | 100kHz | 100kHz |
Lowest resolution, frequency | 0.01 Hz | 0.01 Hz | 0.01 Hz | 0.01 Hz |
Temperature measurement | ||||
Temperature measurement | x | x | x | x |
Temperature measurement TC | x | x | x | x |
Temperature measuring range TC | -250°C - 1372°C | -250°C - 1372°C | -250°C - 1372°C | -250°C - 1372°C |
Temperature measurement RTD | x | |||
Temperature measuring range RTD | -200°C - 850°C | |||
Max. temperature measuring range | 1372°C | 1372°C | 1372°C | 1372°C |
Lowest resolution, temperature | 0.1 °C | 0.1 °C | 0.1 °C | 0.1 °C |
Interface and memory | ||||
Interface | x | |||
Bluetooth interface | ||||
IR interface | x | |||
Measured value memory | x | |||
Memory capacity for measured values | 15400 | |||
Miscellaneous | ||||
Power supply unit socket | x | |||
Device protection category | IP 52 | IP 52 | IP 52 | IP 52 |
Resistance test/diode test | x | x |