4½ Digit True RMS Digital Multimeter

The 4½ Digit True RMS Digital Multimeter manufactured by Micro Technologies is designed for precise measurement and analysis of electrical parameters in laboratory, research, testing, maintenance, and industrial environments.

The instrument features a 4½ digit digital display that provides higher measurement resolution than conventional basic multimeters. The clear digital readout enables users to conveniently observe small variations in electrical values during circuit testing, component evaluation, troubleshooting, and laboratory experiments.

Its True RMS technology provides reliable measurement of AC signals, including sinusoidal and many non-sinusoidal waveforms. This feature makes the multimeter particularly useful for testing modern electronic equipment, power supplies, control circuits, switching systems, and other electrical devices where waveform distortion may be present.

The instrument can be used for measuring essential electrical parameters such as AC voltage, DC voltage, AC current, DC current, and resistance, depending on the selected measurement range and configuration.

Designed as a bench-top instrument, it provides stable positioning during repetitive laboratory measurements. Conveniently arranged front-panel controls and input terminals enable easy connection of test leads and straightforward selection of measurement functions.

The 4½ Digit True RMS Digital Multimeter is suitable for engineers, technicians, researchers, laboratory professionals, students, maintenance personnel, and quality-control departments requiring dependable electrical measurements.

Key Features

• 4½ digit digital display
• True RMS measurement technology
• Precision bench-top configuration
• AC voltage measurement
• DC voltage measurement
• AC current measurement
• DC current measurement
• Resistance measurement
• Clear digital readout
• Convenient front-panel controls
• Stable measurement performance
• Suitable for professional laboratory use
• Easy connection through front terminals
• Reliable electronic construction
• Suitable for repetitive measurements
• Designed for laboratory and industrial applications

Benefits

• Provides precise electrical measurements
• Offers higher resolution than basic multimeters
• Provides reliable True RMS AC readings
• Suitable for many non-sinusoidal AC signals
• Enables convenient observation of measured values
• Supports multiple electrical measurements
• Helps with electronic circuit troubleshooting
• Suitable for component testing
• Useful for research and development
• Supports quality-control applications
• Stable bench-top operation
• Suitable for continuous laboratory testing
• Easy to operate
• Reliable long-term performance

Technical Specifications

Measurement Functions

AC Voltage Measurement

The instrument can be used for measuring AC voltage in electrical and electronic circuits. True RMS technology improves measurement reliability when testing different AC waveform types.

DC Voltage Measurement

DC voltage measurement is suitable for testing power supplies, batteries, electronic circuits, control systems, and other DC electrical sources.

AC Current Measurement

The multimeter supports AC current measurement for testing electrical and electronic equipment within the specified measurement capabilities of the selected configuration.

DC Current Measurement

DC current measurement helps evaluate current flow through electronic circuits, power supplies, components, and other DC systems.

Resistance Measurement

Resistance measurement is useful for testing resistors, electronic components, wiring, circuits, and electrical connections.

Scope of Application

• AC Voltage Measurement
• DC Voltage Measurement
• AC Current Measurement
• DC Current Measurement
• Resistance Measurement
• Electronic Circuit Testing
• Electrical Troubleshooting
• Component Evaluation
• Laboratory Experiments
• Research & Development
• Quality-Control Testing
• Industrial Maintenance

Items Supplied

• 4½ Digit True RMS Digital Multimeter
• Test Leads
• Power Cord
• User Manual

Optional Accessories

• Precision Test Leads
• Additional Test Probes
• Alligator Clip Set
• Carrying Case
• Calibration Certificate
• Suitable Connecting Leads

Applications

• Electronics Laboratories
• Electrical Laboratories
• Engineering Colleges
• Universities
• Polytechnic Institutes
• Research Laboratories
• Electronic Manufacturing Units
• Quality-Control Departments
• Research & Development Centers
• Industrial Maintenance Departments
• Electronics Service Centers
• Technical Training Institutes

SKU

MT-TRMS-DMM-001

Frequently Asked Questions

What is a 4½ Digit True RMS Digital Multimeter?

A 4½ Digit True RMS Digital Multimeter is a precision electrical measuring instrument designed for accurate measurement of parameters such as AC/DC voltage, AC/DC current, and resistance.

What does 4½ digit mean in a Digital Multimeter?

The 4½ digit specification indicates the display resolution of the multimeter. It provides more detailed measurement readings than basic lower-resolution digital multimeters.

What does True RMS mean?

True RMS stands for True Root Mean Square. It provides more reliable AC measurements, particularly when measuring waveforms that are not perfect sine waves.

Why is True RMS important?

Many modern electronic devices can produce distorted or non-sinusoidal waveforms. True RMS measurement helps provide more representative AC readings when working with such signals.

What parameters can this multimeter measure?

Depending on configuration, it can measure AC voltage, DC voltage, AC current, DC current, resistance, and other supported electrical parameters.

Is it suitable for electronics laboratories?

Yes. Its higher-resolution display, bench-top configuration, and True RMS capability make it suitable for electronics and electrical laboratories.

Can it be used for research and development?

Yes. The instrument can be used for circuit development, component evaluation, prototype testing, electrical measurements, and general research applications.

Is it suitable for industrial applications?

Yes. It is suitable for electronics manufacturing, equipment maintenance, quality control, troubleshooting, testing, and other industrial measurement applications.

Is bulk supply available?

Yes. Micro Technologies supplies 4½ Digit True RMS Digital Multimeters for laboratories, educational institutions, research organizations, industries, distributors, OEM requirements, and institutional procurement.

Why Choose Micro Technologies?

• 4½ digit measurement resolution
• True RMS measurement capability
• Precision bench-top configuration
• Clear digital display
• Multiple electrical measurement functions
• Reliable laboratory performance
• Suitable for research and development
• Suitable for quality-control testing
• Durable construction
• OEM manufacturing support
• Institutional and bulk supply
• Competitive pricing
• Technical assistance
• Reliable after-sales support

Call to Action

Choose the 4½ Digit True RMS Digital Multimeter from Micro Technologies for accurate and dependable electrical measurements. Contact us for detailed specifications, pricing, customization, OEM requirements, laboratory procurement, institutional supply, distributor enquiries, and bulk order quotations.