• Gossen Metrawatt

Characteristic Values

METRAHIT PM TECH METRAHIT PM PRIME BT METRAHIT PM XTRA METRAHIT PM TUNE METRAHIT PM PRIME
Item number M253A M248B M250A M250T M248A
Product details page Details Details Details Details Details
Display
Indication Analogue/digital Digital Analogue/digital Analogue/digital Digital
Indication digits 60000 310000 60000 60000 310000
Multiple display x x
Measuring range selection Manual/automatic Manual/automatic Manual/automatic Manual/automatic Manual/automatic
Basic data
Type of measurement TRMS TRMS TRMS TRMS TRMS
True RMS measurement x x x x x
Basic accuracy 0.05Percentage 0.02Percentage 0.05Percentage 0.05Percentage 0.02Percentage
Measuring circuit category CAT IV CAT IV CAT IV CAT IV CAT IV
Max. voltage measuring circuit category 600Volt 300Volt 600Volt 600Volt 300Volt
Relative value measurement x x x x x
Min. value storage x x x x x
Max. value storage x x x x x
Peak value memory
Data hold x 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 x x x
Pulse freqency measurement MHz @ 5V TTL x x x 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
AC+DC Fil 		DC
AC
AC Fil
AC+DC 		DC
AC
AC Fil
AC+DC 		DC
AC
AC Fil
AC+DC
AC+DC Fil
With decibel measurement (dB) x x x x x
Voltage measuring range DC 0,00001Volt - 1000Volt 0,000001Volt - 600Volt 0,00001Volt - 1000Volt 0,00001Volt - 1000Volt 0,000001Volt - 600Volt
Voltage measuring ranges DC 600 mV
6 V
60 V
600 V
1000 V 		300 mV
3 V
30 V
300 V
600 V 		600 mV
6 V
60 V
600 V
1000 V 		600 mV
6 V
60 V
600 V
1000 V 		300 mV
3 V
30 V
300 V
600 V
Max. voltage measuring range, DC 1000Volt 600Volt 1000Volt 1000Volt 600Volt
Lowest resolution, DC voltage 0.01 mV 0.001 mV 0.01 mV 0.01 mV 0.001 mV
Internal resistance volt DC 9 10 9 9 10
Voltage measuring range AC 0,00001Volt - 1000Volt 1Volt - 600Volt 0,00001Volt - 1000Volt 0,00001Volt - 1000Volt 1Volt - 600Volt
Voltage measuring ranges AC 600 mV
6 V
60 V
600 V
1000 V 		300 mV
3 V
30 V
300 V
600 V 		600 mV
6 V
60 V
600 V
1000 V 		600 mV
6 V
60 V
600 V
1000 V 		300 mV
3 V
30 V
300 V
600 V
Max. voltage measuring range, AC 1000Volt 600Volt 1000Volt 1000Volt 600Volt
Lowest resolution, AC voltage 0.01 mV 0.01 mV 0.01 mV 0.01 mV 0.01 mV
Frequency range volt AC 15Hertz - 20000Hertz 15Hertz - 100000Hertz 15Hertz - 100000Hertz 15Hertz - 100000Hertz 15Hertz - 100000Hertz
Internal resistance volt AC 9
1 		5 9
1 		9
1 		5
Low-pass filter AC voltage (fc) 1kiloHertz 1kiloHertz 1kiloHertz 1kiloHertz 1kiloHertz
Voltage measuring range AC+DC 0,00001Volt - 1000Volt 1Volt - 600Volt 0,00001Volt - 1000Volt 0,00001Volt - 1000Volt 1Volt - 600Volt
Voltage measuring ranges AC+DC 600 mV
6 V
60 V
600 V
1000 V 		300 mV
3 V
30 V
300 V
600 V 		600 mV
6 V
60 V
600 V
1000 V 		600 mV
6 V
60 V
600 V
1000 V 		300 mV
3 V
30 V
300 V
600 V
Max. voltage measuring range, AC+DC 1000Volt 600Volt 1000Volt 1000Volt 600Volt
Lowest resolution volt AC+DC 0.01Millivolt 0.01Millivolt 0.01Millivolt 0.01Millivolt 0.01Millivolt
Internal resistance volt AC+DC 9 5 9 9 5
Frequency range volt AC+DC 20kiloHertz 100kiloHertz 100kiloHertz 100kiloHertz 100kiloHertz
Level measurement voltage types AC AC
AC+DC 		AC AC AC
AC+DC
Measuring range voltage level for U ref = 0.775 V -48Decibel - 63Decibel -42Decibel - 57Decibel -48Decibel - 63Decibel -48Decibel - 63Decibel -42Decibel - 57Decibel
Lowest resolution voltage level 0.01Decibel 0.01Decibel 0.01Decibel 0.01Decibel 0.01Decibel
Current measurement
Current measurement types DC
AC
AC+DC 		AC
AC+DC
DC 		DC
AC
AC+DC 		DC
AC
AC+DC 		AC
AC+DC
DC
Current measurement range DC 0,000001Ampere - 10Ampere 0,000000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere 0,000000001Ampere - 10Ampere
Current measuring ranges DC 60 mA
600 mA
6:00 AM
10:00 AM 		0.3 mA
3 mA
30 mA
300 mA
3:00 AM
10:00 AM 		600µA
6 mA
60 mA
600 mA
6:00 AM
10:00 AM 		600µA
6 mA
60 mA
600 mA
6:00 AM
10:00 AM 		0.3 mA
3 mA
30 mA
300 mA
3:00 AM
10:00 AM
Max. current measuring range, DC 10Ampere 10Ampere 10Ampere 10Ampere 10Ampere
Lowest resolution, DC current 1 µA 0.001 µA 0.01 µA 0.01 µA 0.001 µA
Current measurement range AC 0,000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere
Current measuring ranges AC 60 mA
600 mA
6:00 AM
10:00 AM 		0.3 mA
3 mA
30 mA
300 mA
3:00 AM
10:00 AM 		600µA
6 mA
60 mA
600 mA
6:00 AM
10:00 AM 		600µA
6 mA
60 mA
600 mA
6:00 AM
10:00 AM 		0.3 mA
3 mA
30 mA
300 mA
3:00 AM
10:00 AM
Max. current measuring range, AC 10Ampere 10Ampere 10Ampere 10Ampere 10Ampere
Lowest resolution, AC current 1 µA 0.01 µA 0.01 µA 0.01 µA 0.01 µA
Frequency range alternating current 15Hertz - 10000Hertz 15Hertz - 10000Hertz 15Hertz - 10000Hertz 15Hertz - 10000Hertz 15Hertz - 10000Hertz
Current measurement range AC+DC 0,000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere 0,00000001Ampere - 10Ampere
Current measuring ranges AC+DC 60 mA
600 mA
6 A
10:00 AM 		0.3 mA
3 mA
30 mA
300 mA
3:00 AM
10:00 AM 		600µA
6 mA
60 mA
600 mA
6 A
10:00 AM 		600µA
6 mA
60 mA
600 mA
6 A
10:00 AM 		0.3 mA
3 mA
30 mA
300 mA
3:00 AM
10:00 AM
Max. current measuring range AC + DC 10Ampere 10Ampere 10Ampere 10Ampere 10Ampere
Lowest resolution amps AC+DC 0.001Milliampere 0,00001Milliampere 0,00001Milliampere 0,00001Milliampere 0,00001Milliampere
Frequency range amps AC+DC 10kiloHertz 10kiloHertz 10kiloHertz 10kiloHertz 10kiloHertz
Current sensor with clipping x x x x x
Current measuring range with current sensors 0,00001Ampere - 6000Ampere 0,00001Ampere - 3000Ampere 0,00001Ampere - 6000Ampere 0,00001Ampere - 6000Ampere 0,00001Ampere - 3000Ampere
Current transformer with clipping x x x x x
Current measuring range with current transformers 0,000001Ampere - 6000Ampere 0,000001Ampere - 3000Ampere 0,000001Ampere - 6000Ampere 0,000001Ampere - 6000Ampere 0,000001Ampere - 3000Ampere
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 		01:01
01:10
0,111111111
0,736111111
Resistance measurement
Milliohm measurement with 4 wire technique (Kelvin connection)
Resistance test/diode test x x x x x
Continuity test x x x x x
With conductivity measurement
Resistance measurement range 0.01Ohm - 60000000Ohm 0.001Ohm - 30000000Ohm 0.01Ohm - 60000000Ohm 0.01Ohm - 60000000Ohm 0.001Ohm - 30000000Ohm
Resistance measurement ranges 600
6 k
60 k
600 k
6 M
60 m 		300
3 k
30 k
300 k
3 M
30 m 		600
6 k
60 k
600 k
6 M
60 m 		600
6 k
60 k
600 k
6 M
60 m 		300
3 k
30 k
300 k
3 M
30 m
Max. resistance measuring range 60Mega-Ohm 30Mega-Ohm 60Mega-Ohm 60Mega-Ohm 30Mega-Ohm
Lowest resolution, resistance 0.01 Ohm 0.001 Ohm 0.01 Ohm 0.01 Ohm 0.001 Ohm
Lowest resolution, milliohm measurement 10Milli-Ohm 1Milli-Ohm 10Milli-Ohm 10Milli-Ohm 1Milli-Ohm
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 x x x
Capacitance measuring range 0,00001Mikro-Farad - 600Mikro-Farad 0,000001Mikro-Farad - 300Mikro-Farad 0,00001Mikro-Farad - 600Mikro-Farad 0,00001Mikro-Farad - 600Mikro-Farad 0,000001Mikro-Farad - 3000Mikro-Farad
Capacitance measurement ranges 60 nF
600 nF
6 �F
60 �F
600µF 		3 nF
30 nF
300 nF
3 µF
30 µF
300 µF
3 mF 		60 nF
600 nF
6 �F
60 �F
600µF 		60 nF
600 nF
6 �F
60 �F
600µF 		3 nF
30 nF
300 nF
3 µF
30 µF
300 µF
3 mF
Max. capacitance measuring range 600Mikro-Farad 3000Mikro-Farad 600Mikro-Farad 600Mikro-Farad 3000Mikro-Farad
Lowest resolution, capacitance 0.00001 µF Other 0.00001 µF 0.00001 µF Other
Cable length measurement
Cable symmetry testing for two wire connections a-b-E
Frequency measurement
Frequency measurement x x x x x
Measuring range for frequency 0,00001kiloHertz - 300kiloHertz 0,000001kiloHertz - 1000kiloHertz 0,00001kiloHertz - 1000kiloHertz 0,00001kiloHertz - 1000kiloHertz 0,000001kiloHertz - 1000kiloHertz
Max. frequency measuring range 300kiloHertz 1000kiloHertz 1000kiloHertz 1000kiloHertz 1000kiloHertz
Lowest resolution, frequency 0.01 Hz 0.001 Hz 0.01 Hz 0.01 Hz 0.001 Hz
Temperature measurement
Temperature measurement x x x x x
Temperature measurement TC x x x x x
Temperature measuring range TC -250Degrees celsius - 1372Degrees celsius -270Degrees celsius - 1372Degrees celsius -250Degrees celsius - 1372Degrees celsius -250Degrees celsius - 1372Degrees celsius -270Degrees celsius - 1372Degrees celsius
Temperature measurement RTD x x x x x
Temperature measuring range RTD -200Degrees celsius - 850Degrees celsius -200Degrees celsius - 850Degrees celsius -200Degrees celsius - 850Degrees celsius -200Degrees celsius - 850Degrees celsius -200Degrees celsius - 850Degrees celsius
Max. temperature measuring range 1372Degrees celsius 1372Degrees celsius 1372Degrees celsius 1372Degrees celsius 1372Degrees celsius
Lowest resolution temperature 0.1 °C 0.1 °C 0.1 °C 0.1 °C 0.1 °C
Interface and memory
Interface x x x x x
Bluetooth interface x
IR interface x x x x x
Measured value memory x x x x
Miscellaneous
Power supply unit socket x x x x
Memory capacity for measured values 61000 61000 300000

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