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Tenma 72-3540 User Manual

Tenma 72-3540
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1
True RMS Datalogging
Multimeter
Model: 72-3540
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Tenma 72-3540 Specifications

General IconGeneral
TypeDigital Multimeter
DC Voltage Range200mV to 1000V
DC Current Range200µA to 10A
AC Current Range200µA to 10A
Resistance Range200Ω to 20MΩ
Display3.5 Digit LCD
Battery9V
Diode TestYes
Continuity TestYes
Capacitance Range2nF to 20µF
Frequency Range20kHz
AC Voltage Range200V to 750V

Summary

Important Safety Information

General Safety Precautions

Essential safety guidelines for using the multimeter to prevent injury and damage.

Product Information

What's Included

Lists all the items that come with the datalogging multimeter package.

Product Overview and LCD Display

Identifies key physical parts and explains the symbols on the multimeter's LCD screen.

Controls and Terminals

Button Functions

Explains the purpose and operation of each button on the multimeter.

Input Terminal Descriptions

Details the function of each input terminal for various measurements.

Specifications

Rotary Switch Functions

Describes the functions assigned to each position of the rotary selector switch.

General Specifications

Provides overall technical specifications like voltage limits, fuse protection, and operating conditions.

Electrical Specifications

AC Voltage Accuracy

Details the accuracy tolerance for AC voltage measurements across various ranges and frequencies.

DC Voltage Accuracy

Details the accuracy tolerance for DC voltage measurements across various ranges.

AC+DC Voltage Accuracy

Details the accuracy tolerance for combined AC and DC voltage measurements.

Current Measurement Accuracy

Details accuracy for AC, DC, and AC+DC current measurements across ranges.

Resistance and Capacitance Accuracy

Details accuracy for resistance and capacitance measurements.

Conductance, Temp, Freq, Duty Cycle Accuracy

Details accuracy for conductance, temperature, frequency, and duty cycle measurements.

Pulse Width, Continuity, Diode Test

Details accuracy/remarks for pulse width, continuity, and diode tests.

Measurement Operations

Meter Power Control

Instructions on how to turn the multimeter on, off, and manage power.

Meter Settings

Battery, Backlight, and Power Saving

Managing battery indicators, display backlight, and power-saving modes.

Input and Communication Settings

Guides on setting up keypad tone, alarm, communication, and date/time.

Advanced Settings Management

Accessing language, memory format, reset options, and device information.

Measurement Procedures

AC & DC Voltage Measurement

Step-by-step guides and warnings for measuring AC and DC voltages.

Current Measurement

Procedure and warnings for measuring AC and DC current.

Resistance Measurement

Steps and warnings for performing resistance measurements.

Specialized Measurements

Procedures and warnings for conductance, temperature, frequency, and duty cycle.

Component Tests

Procedures and warnings for continuity, diode, and capacitance tests.

Pulse Width, Diode, Freq/Duty/Pulse

Procedures and warnings for pulse width, diode, and frequency/duty cycle measurements.

Temperature and LPF Measurement

Procedures and warnings for temperature and Low Pass Filter measurements.

Advanced Measurement Functions

dBV, dBm, Max/Min Value

Procedures for measuring dBV, dBm, and using Max/Min value tracking.

Relative Value, Peak Detection, Compare Mode

Using relative values, peak detection, and compare mode for advanced measurements.

Data Recording and Management

Recording Measurement Data

Modes for saving, viewing, and deleting recorded measurement data.

Data Management and Trend Charts

Managing recorded data, viewing trend charts, and interpreting their information.

Communication Features

Connecting the multimeter for data transfer via USB or Bluetooth.

Maintenance and Battery Charging

General Maintenance and Fuse Handling

Procedures for general maintenance, testing, and replacing multimeter fuses.

Battery Charging

Instructions on how to charge the multimeter's internal battery.

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