Amprobe PM51A Digital Multimeter
$39.95

Not in stock. Usually ships in 1-2 weeks [?]

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Features

  • Measures: AC & DC voltage, resistance, continuity w/beeper, capacitance, frequency
  • Autoranging w/ 7 measurement functions
  • 27 measurement ranges
  • Display: 3-3/4 digits, 4000 count
  • Data hold function freezes value on display
  • CAT III 300 V, CAT II 600 V safety ratings
  • UL approval

The Amprobe PM51A is a shirt-pocket sized digital multimeter that is only 3/8" thick and weighs less than 3 ounces. Offering full functionality in a tiny package, the PM51A is fully safety rated to CAT III 300 V, CAT II 600 V and is UL approved. No other meter offers such small size with high performance and safety ratings.

The Amprobe PM51A features AC and DC voltage measurement to 600 V, resistance to 40 MΩ, capacitance to 3000 µF, frequency to 1 MHz, continuity w/beeper and diode test. Fully autoranging, this meter offers seven different measurement functions with 27 full ranges of measurement. The digital display is oversized with large digits and annunciators.

Amprobe PM51A digital multimeters ship complete with:

  • Battery
  • Manual
  • Attached test leads

Amprobe PM51A Digital Multimeter Specifications

Function Range Accuracy
DC Voltage
400 mV ±(1.0% rdg + 2 dgt)
4.000 V, 40.00 V, 400.0 V ±(2.0% rdg + 2 dgt)
600.0 V ±(2.5% rdg + 4 dgt)
NMRR > 50 dB @ 50 Hz/60 Hz  
CMRR > 120 dB @ dc, 50 Hz/60 Hz;Rs=1 kW  
Input Impedance 10 MΩ, 30 pF nominal; (1000 MW for 400.0 mV range)
AC Voltage
50 Hz - 60 Hz 4.000 V, 40.00 V, 400.0 V ±(2.0% rdg + 5 dgt)
60 Hz - 500 Hz 4.000 V, 40.00 V, 400.0 V ±(3.0% rdg + 5 dgt)
50 Hz - 500 Hz 600.0 V ±(3.5% rdg + 5 dgt)
Input Impedance 10 MΩ, 30 pF nominal
CMRR > 60 dB @ dc to 60 Hz, Rs=1 kΩ  
Capacitance
500.0 nF, 5.000 µF, 50.00 µF
500.0 µF, 3000 µF 1 3 ±(3.5% rdg + 6 dgt4)
1Additional 50.00 nF range accuracy is not specified
3Updates > 1 minute on large values
4Specified with battery voltage above 2.8 V. Accuracy decreases gradually to 12% at low battery warning voltage of approx. 2.4 V.
Resistance
  400.0 Ω ±(1.5% rdg + 6 dgt)
  4.000 KΩ, 40.00 KΩ, 400.0 KΩ ±(1.0% rdg + 4 dgt)
  4.000 MΩ ±(1.5% rdg + 4 dgt)
  40.00 MΩ ±(2.5% rdg + 4 dgt)
Open circuit voltage 0.4 V DC typical  
Frequency
  400 Hz, 4 kHz, 40 kHz, 400 kHz, 1MHz1 ±(0.5% + 4 dgt)
1Specified at input voltage < 20 V AC RMS input signal: Sine-wave, or square-wave with duty cycle > 40% & < 70%
Diode tester
Test current (typical) 0.25 mA  
Open circuit voltage 1.6 V DC  
Audible continuity tester
Open circuit voltage 0.4 V DC typical  
Audible threshold 65 Ω ±55 Ω  
Amprobe VC30A Vinyl Case
Vinyl carrying case for medium sized Amprobe meters
$17.45