BK Precision 393 True RMS Handheld Digital Multimeter w/ USB interface - DISCONTINUED

SKU
393
Manufacturer:
B&K Precision
B&K Precision

Key Features:

This Product is DISCONTINUED
Please see the BK Precision 393B as a Recommended Replacement

  • 60000 count LCD display
  • 0.08% basic accuracy
  • True RMS AC+DC
  • Temperature, frequency and capacitance measurement
  • Auto power off
  • All current ranges are fused protected
  • IEC61010 1: CATIII 1000V, CAT IV 600V
  • USB interface for remote communication
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High performance and value priced, this Test Bench® Series model 393 offers more features for the dollar than other multimeters. In addition to measuring voltage and current, the meter also measures capacitance, frequency and temperature, and includes component test, diode test and logic indicator capabilities. A double injection molded case provides improved grip and protection.

Specifications

392 & 393

391A

390A

389A

388B

Volts

True RMS reading

True RMS reading

-

-

-

DC Ranges

600 mV, 6 V, 60V, 600 V, 1000 V

200 mV, 2 V, 20 V, 200 V, 1,000 V

400 mv, 4 V, 40 V, 400 V, 1000 V

AC Ranges

600 mV, 6 V, 60V, 600 V, 750 V

200 mV, 2 V, 20 V, 200 V, 750 V

400 mv, 4 V, 40 V, 400 V, 750 V

Resolution

0.01 mV, 0.1 mV, 1 mV, 10 mV, 100 mV

10 µV,  100 mV, 1 mV, 10 mV, 100 mV

100 µV, 1 mV, 10 mV, 100 mV, 1 V

Basic DC Accuracy

±(0.08% rdg + 5 dgt)

± (0.05% + 3 dgt)

± (0.1% rdg + 2 dgt)

±(0.25% rdg + 2 dgt)

±(0.5% rdg + 1 dgt)

Bask AC Accuracy

±(1.5% rdg + 20 dgt) 500 Hz -1 kHz

±(2% + 10 dgt) 500 Hz - 2 kHz

±(1.5% rdg +5 dgt) 500 Hz - 1 kHz

±(1.5% rdg +3 dgt) 500 Hz - 1 kHz

Overload Protection

1000 VDC or 750 VAC rms

1200 VDC or AC rms
500 VDC/AC rms 15 sec
on 200 mV range

1100 VDC or AC rms

1000 VDC or peak AC

1200 VDC or AC rms
500 VDC/AC rms 15 sec
on 200 mV range

Input Impedance

10 MΩ, 11 MΩ on 6 V range

10 mΩ

400 mV: >100 mΩ, 4V: 10 MΩ

40 V - 1000 V: 9.1 MΩ

10 MΩ

   Specifications392 & 393
  Current
Ranges600 μA, 6000 μA, 60 mA, 400 mA, 20 A*
Resolution10 nA, 100 nA, 1 μA, 10 μA, 1 mA
DC Accuracy600 μA to 60 mA: ±(0.5% rdg + 10 dgt)
400 mA: ±(1.0% rdg + 10 dgt)
20 A: ±(2.0% rdg + 10 dgt)
AC Accuracy600 μA to 400 mA: ±(1.5% rdg + 20 dgt)
20 A: ±(2.5% rdg + 20 dgt)
Input ProtectionμA/mA input: 0.5A/100V fast blow ceramic fuse
20A input: 20A/600A fast blow ceramic fuse
Max. Burden Voltage500 mV on 600 μA & 60 mA ranges,
2 V on 6000 μA range
  Resistance
Ranges600 Ω, 6 kΩ, 60 kΩ, 600 kΩ, 6 MΩ, 60 MΩ
Resolution10 mΩ, 100 mΩ, 1 Ω, 10 Ω, 100 Ω, 1 kΩ
Accuracy600 Ω: ±(0.3% rdg + 20 dgt),
6 kΩ to 6 MΩ: ±(0.3% rdg + 10 dgt),
6 MΩ: ±(1.0% rdg + 10 dgt),
60 MΩ: ±(3.0% rdg + 20 dgt)
Open Circuit Voltage-1.2 VDC typical,
-3.0 VDC typical on 600 Ω range
Overload Protection600 VDC or 600 VAC rms
Diode TestTested at 0.5 mA, 2 VDC max. typical
±(2.0% rdg + 10 dgt) accuracy
Transistor Test (hFE)Does not apply
  Capacitance
Ranges6 nF, 60 nF, 600 nF, 6 μF, 60 μF, 600 μF, 6 mF
 Resolution1 pF, 10 pF, 100 pF, 1 nF, 10 nF, 100 nF, 1 μF 
Accuracy6 nF: ±(3% rdg+30 dgt), 60 nF to 600 μF: ±(3%
rdg +10dgt), 6 mF: ±(5% rdg+10 dgt)
Test Voltage<1 V
Overload Protection600 VDC or 600 VAC rms
  Frequency
Ranges60 Hz, 400 Hz, 6 kHz, 60 kHz,
600 kHz, 6 MHz, 10 MHz
 Resolution0.0001Hz, 0.01 Hz, 0.1 Hz, 1 Hz,
10 Hz, 100 Hz, 1 kHz 
 Accuracy±(0.1% rdg + 10 dgt) 
Sensitivity>100 ns
Minimum Pulse Width>25 ns
Duty Cycle Limits>30% & <70%
Minimum Input Range>0 Hz
Overload Protection600 VDC or 600 VAC rms
  Logic Test
Logic Threshold-
Frequency Response-
Pulse Width-
Pulse Limits-
Indication-
Overload Protection-
  Temperature
Range, Resolution-58° to +2372°F, 0.1F°,
(-50°to + 1300°C, 0.1C°)
Accuracy±(2.0% rdg + 6°F) -58°F to 32°F & 750°F to 2372°F,
±(1.0% rdg + 2°F) 32°F to 750°F
±(2.0% rdg + 3°C) -50° to 0°C & 400°C to 1300°C,
±(1.0% rdg + 1°C) 0°C to 400°C
  Duty Cycle
Range, Resolution5 to 95%, 0.1%
Accuracy (5V logic)±(2.0% rdg + 10 dgt)
Minimum Pulse Width10 μs
Frequency Range40 Hz to 20 kHz
 Overload Protection600 VDC or 600 VAC rms 
  General 
 Display60000 count, 4 5/6 digit LCD 
PolarityAutomatic, positive implied, negative polarity indication
Operating Temperature32° to 122° (0° to 50°C), 0 to 70% R.H.
Dimensions (HxWxD)7.8 x 3.5 x 1.57" (198 x 90 x 40 mm)
Weight14.1 oz. (400 g)
Three-Year Warranty
Included Accessories 9 V battery, test leads, instruction manual, thermocouple probe (models 390A, 392, & 393), software and USB interface cable (models 390A & 393)
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