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Brymen BM786 User Manual

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USER'S
MANUAL
BM789
BM786
BM785
Digital
Multimeter
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Brymen BM786 Specifications

General IconGeneral
BrandBrymen
ModelBM786
CategoryMultimeter
LanguageEnglish

Summary

Safety Precautions and Standards

International Symbols Guide

Explains standard safety and equipment symbols used in the manual.

Measurement Categories Overview

Measurement Category IV

Describes applicability for circuits at the source of building's low-voltage mains installation.

Measurement Category III

Describes applicability for distribution part of building's low-voltage mains installation.

Measurement Category II

Describes applicability for utilization points like socket outlets in low-voltage mains installation.

European Directives and Product Description

Meter Operation Guide

Analog Bar-graph Feature

Explains the analog bar graph for visual indication of measurements.

AutoV (LoZ) Functionality

ACV, VFD-ACV, and dBm Measurement Modes

~Hz Line Frequency Measurement

DCV and DC+ACV Measurement Modes

mV, Logic Level, and dBm Measurement Modes

Resistance, Continuity, and Conductance Measurements

BeepLit™ Continuity Tester

Explains the BeepLit™ Continuity function for checking wiring and switches.

nS Conductance Measurement Guide

Details nS Conductance as the inverse of resistance for leakage measurements.

Capacitance and Diode Testing Functions

BeepLit™ Diode Test Functionality

Explains BeepLit™ Diode function for forward voltage drop and shorted diode indication.

Temperature Measurement Operation

Temperature Unit (°F/°C) Settings

Describes how to enable/disable °F and °C readings for temperature measurements.

Current Measurement (Amperes)

Microampere (μA) Current Measurement

Details how to perform microampere current measurements using the instrument.

Milliamperemeter (mA) Current Measurement

Electric Field Detection

Non-Contact EF-Detection (NCV)

Describes NCV for detecting electric fields around energized conductors.

Probe-Contact EF-Detection (Single-pole)

Details single-pole EF detection for more precise indication of live wires.

LCD Backlight Control

Ranging Modes: Manual vs. Auto

HOLD Functionality

AutoHold Real-Read™ Feature

Measurement Recording Modes

MAX/MIN/AVG Record Mode

Explains how to record maximum, minimum, and average readings.

Relative Mode Operation

Describes offsetting measurements with a displayed reference value.

CREST Mode (Instantaneous Peak Hold)

Explains capturing instantaneous peak values (voltage/current) as short as 0.25ms.

Beep-Jack™ Input Warning and APO

Power-on Options Configuration

Disabling Auto-Power-Off (APO)

How to temporarily disable the APO feature during power-on.

Tone and Beep Settings

How to toggle beep tone ON/OFF and its exceptions.

Shortening APO Idling Time

Temporarily shortens APO idling time for production inspection.

Temperature Unit (°C/°F) Availability

Details on enabling/disabling °C or °F availability for temperature.

Maintenance and Troubleshooting

Trouble Shooting Guide

Basic steps to resolve common instrument operation issues.

Accuracy and Calibration Information

Information on accuracy specifications and calibration recommendations.

Cleaning and Storage Procedures

Battery and Fuse Replacement

General Meter Specifications

Electrical Specifications Overview

DC and AC Voltage Specifications

AC+DC, VFD AC, and LoZ Voltage Specifications

dBm and Resistance Measurement Specifications

Continuity, Diode, and Capacitance Specifications

DC and AC Current Measurement Specifications

AC+DC Current, Loop, Temp, and Hz Specifications

EF-Detection and Recording Mode Specifications

CREST and AutoHold Specifications

Limited Warranty Information

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