Model 393

True RMS Handheld Digital Multimeter with USB interface

3 yr Warranty

Discontinued

Nov 16, 2023

Name Qty Last Updated
FARNELL 1 2026-06-10

Overview

Discontinued

The 393 has been replaced by the: 393B

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, and diode test capabilities. A double injection molded case  provides improved grip and protection.

  • 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

Documents

Documentation

Software

AK393.zip - version: V1.0.03
Operating Software (Supports Windows(R) 7/8/8.1)

Accessories

LC 29B

DMM Carrying Case

LC 29B

  • Light weight, durable Cordura nylon Protects your instruments
  • Made in the U.S.A.
  • Room to hold your test leads
  • Approximate Internal Dimensions: 4" x 2.5" x 8" (102 x 64 x 203mm)

PR 28A

40kV High Voltage DMM Probe

PR 28A

If the voltages you need to measure are above the specifications of the general purpose probe, B+K Precision has higher voltage probes for you.

  • 40,000VDC or 20,000Vac Max input voltage
  • X1000 Attenuation
  • 1000M ohms Input Impedance
  • 60Hz Bandwidth
  • 48" (1.2m) Cable Length

PR 28A Manual

TP 29

Thermocouple Bead Probe, -50 to 200 C

TP 29

Replacement thermocouple temperature probe for meters with K-type thermocouple inputs. PTFE insulated wire with exposed junction allows for fast air, gas, or general purpose measurments.

USB390A

USB Interface for model 390A and 393

USB390A

Opto-Isolated PC Interface cable for the models 390A and 393

One USB390A is included with each 390A and 393. This is the replacement part.

 

TL37

Red and Black CAT III (IV) 1000V (600V) Test Leads

TL37

Right-angled sheathed banana replacement 10A test leads for digital multimeters.

TL50B

Maxi-Pro DMM Kit

TL50B

  • Complete accessory kit for all your testing needs.
  • Includes soft, flexible silicone lead wire easy movement and Tri-Fold Velcro Pouch for convenient storage.
  • 1000 V, CAT III (600 V, CAT IV)
  • UL Listed test leads
  • Silicone lead wire length 60" (1.5m)
  • Tri-fold Velcro Pouch