Table of Contents
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Table of Contents
Related Manuals for Brymen BM525
Summarization of Contents
Safety and Warnings
Manual Terminology Definitions
Defines WARNING and CAUTION terms used in the manual for user safety.
General Safety Precautions & Usage
Outlines safe operating conditions, intended use, and general safety precautions for the meter.
Meter Protection Standards
Details the meter's protection rating per IEC61010-1 and Category IV 1000V standards.
Operational Warnings and Cautions
Provides critical warnings about electrical hazards and cautionary advice for safe operation.
Electrical Symbols Guide
Explains common electrical safety symbols used in the manual and on the device.
Regulatory Compliance (CENELEC)
States compliance with CENELEC low-voltage and electromagnetic compatibility directives.
Product Description and Features
Meter Components and Displays
Describes the meter's 4-digit display, push-buttons, selector, and input jacks.
Analog Bar-graph Functionality
Explains the use of the analog bar graph for visual measurement indication and signal analysis.
Average Sensing RMS Calibration
Explains RMS calibration technique and its limitations with non-sinusoidal waveforms.
True RMS Measurement
Defines True RMS and its ability to accurately measure various waveform types.
Crest Factor Explained
Defines Crest Factor and its relation to the dynamic range of a True RMS DMM.
Meter Operation
Pre-Operation Safety Check
Advises testing the voltage function on a known source before hazardous measurements.
AutoCheck™ Mode Operation
Details how AutoCheck™ automatically selects DCV, ACV, or Resistance based on input.
Range & Function Lock Feature
Explains how to lock the range or function in AutoCheck™ mode for stability.
Advanced AutoCheck™ Features
Describes Hazardous-Alert and Ghost-Voltage Buster in AutoCheck™ mode.
AutoCheck™ Impedance Considerations
Warns about low input impedance in AutoCheck™ mode and when to use rotary selector.
Specialized Measurement Functions
Explains selecting dBm+Hz, Hz+ACV, and ACV+Hz functions using the SELECT button.
DCV and ACV Function Selection
Details selecting DC+ACV, DCV, and DCV+ACV measurement functions.
Specialized Voltage & Logic Functions
Explains selecting DCmV, DCmV+ACmV, and Logic-Level Hz & Duty% functions.
ACmV, dBm, Hz Function Selection
Describes selecting ACmV+Hz, dBm+Hz, and Hz+ACmV measurement functions.
Measurement Functions
Resistance, Conductance & Continuity
Explains nS Conductance, Resistance, and Continuity functions and their use.
Resistance/Continuity Safety Note
Warns against using resistance and continuity functions in live circuits.
Temperature Measurement Operation
Guides on using temperature functions and selecting °C/°F and channel readings.
Capacitance and Diode Testing
Explains how to select and use Capacitance and Diode test functions.
Capacitor Measurement Precaution
Advises discharging capacitors before making any capacitance measurements.
Current Measurement Functions
Explains selecting DC, AC, and AC+DC current measurement functions.
EF-Detection (Non-Contact)
Describes EF-Detection for live wire identification using non-contact or probe methods.
Advanced Operations and Data Management
PC Connectivity
Details connecting the meter to a PC for data communication via an optical interface.
MAX/MIN/AVG Recording
Explains activating and using the MAX/MIN/AVG recording mode with 20/s updates.
CREST Capture Mode
Describes activating and using the 1ms CREST capture mode for peak-hold.
LCD Backlight Control
Explains how to toggle the LCD backlight on/off for improved visibility.
Beep-Jack™ Input Warning
Warns about incorrect connections to current jacks via audible and visual alerts.
Hold and Relative Zero Features
Explains the Hold feature to freeze display and Relative Zero mode for offset.
Ranging and Beeper Settings
Details manual/auto-ranging and how to temporarily disable the beeper feature.
Auto-Power-off (APO) Management
Describes the APO function for battery saving and how to disable it.
Data Logging Setup
Details setting the logging interval for data logging operations.
Starting and Stopping Data Logging
Explains how to start, pause, continue, and stop data logging sessions.
Recalling Logged Data
Guides on entering Recall mode and navigating through previously logged data.
Maintenance and Troubleshooting
Maintenance Safety Warning
Warns about electrical shock and proper procedures for opening the meter case.
Calibration Procedure
Advises on periodic calibration for maintaining meter accuracy and specifications.
Cleaning and Storage
Provides instructions for cleaning the meter case and proper storage guidelines.
Troubleshooting Guide
Offers steps for troubleshooting common operational failures and transient protection issues.
Battery and Fuse Replacement
Details the procedure for replacing the battery and protective fuses.
General Specifications
Display, Environment, and Safety Specs
Covers display counts, update rates, operating environment, and safety standards.
Sensing Technologies
Differentiates sensing technologies like True RMS and Average Sensing across models.
Safety Ratings and Categories
Details measurement categories, transient protection, and safety compliance levels.
Overload Protection Specs
Lists overload protection ratings for current, voltage, and other functions.
EMC Compliance
States compliance with Electromagnetic Compatibility standards (EN61326-1).
Power, Dimensions, Accessories
Specifies power requirements, dimensions, weight, and included/optional accessories.
Electrical Performance
Provides general information on accuracy, Crest Factor, and non-sinusoidal waveform performance.
Technical Specifications: Voltage and dBm
DC Voltage Specifications
Details DC voltage ranges, input impedance, and accuracy specifications.
AutoCheck™ DC Voltage Specs
Provides specifications for AutoCheck™ DC Voltage mode, including Lo-Z threshold.
AC Voltage Specifications
Lists AC voltage ranges, input impedance, and accuracy specifications.
DC/AC Voltage Specs
Details DC AC and AC+DC AC voltage measurement ranges and accuracy.
dBm Measurement Specs
Specifies accuracy for dBm measurements at a given reference impedance.
Technical Specifications: Other Measurements
AutoCheck™ AC Voltage Specs
Provides specifications for AutoCheck™ AC Voltage mode, including Lo-Z threshold.
Continuity Tester Specifications
Details the audible continuity tester's threshold and response time.
Capacitance Measurement Specs
Provides accuracy for capacitance measurements across various ranges.
AC/AC+DC Current Specs
Lists AC and AC+DC current ranges, accuracy, and burden voltage.
Resistance Measurement Specs
Details resistance measurement ranges, accuracy, and open circuit voltage.
AutoCheck™ Ohms Specs
Provides specifications for AutoCheck™ Ohms mode, including open circuit voltage.
Technical Specifications: Current, Frequency, EF, Diode, Temp
DC Current Specifications
Lists DC current ranges, accuracy, and burden voltage.
Line Level Frequency Specs
Details line level frequency measurement ranges and sensitivity.
Logic Level Frequency & Duty Cycle
Specifies frequency and duty cycle measurement parameters for logic levels.
EF-Detection Specifications
Lists typical voltages and indication methods for EF-Detection.
Crest and Record Mode Specs
Details accuracy specifications for Crest and Record modes.
Diode Tester Specifications
Provides range, test current, and accuracy for the diode tester function.
Temperature Measurement Specs
Lists temperature ranges and accuracy for Celsius and Fahrenheit readings.
Limited Warranty Information
BRYMEN Product Warranty Terms
Outlines BRYMEN's one-year warranty against defects in material and workmanship.
Warranty Service Procedure
Details the process for obtaining warranty service, including shipping instructions.
Warranty Exclusions & Limitations
Specifies warranty exclusions and limitations on BRYMEN's liability.
BRYMEN Contact Details
Provides contact phone numbers, fax, and website for BRYMEN TECHNOLOGY CORPORATION.
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