UL Digital Multimeters
Last Updated: April 1, 2025
Description
UL Digital Multimeters are versatile instruments designed to measure various electrical parameters. They can measure DC voltage, AC voltage, DC current, AC current, resistance, capacitance, frequency range, and time period. These multimeters often include features such as battery power, analog bar graph, dB readings, auto-ranging, adjustable sampling rate, programmable settings, data acquisition, data storage and logging, and removable data storage.
Working Principle
Digital multimeters operate by converting analog signals into digital data, which is then displayed on a screen. They use an analog-to-digital converter (ADC) to transform the input signal into a digital format. This conversion allows for precise and accurate readings of electrical parameters. The usefulness of digital multimeters lies in their ability to provide quick and accurate measurements, which are essential for troubleshooting and testing electrical circuits.
Applications
Digital multimeters are widely used in various fields. For example, they are essential tools for electricians when diagnosing electrical problems in residential or commercial wiring. They are also used in electronics labs for testing and designing circuits. In automotive repair, digital multimeters help in diagnosing electrical issues in vehicles. Additionally, they are used in industrial settings for maintenance and troubleshooting of machinery and equipment.
Advantages over other Digital Multimeters
UL Digital Multimeters offer several advantages over other types of digital multimeters. They often come with enhanced features such as auto-ranging, which simplifies the measurement process by automatically selecting the correct measurement range. The inclusion of data logging and storage capabilities allows users to record and analyze data over time, which is beneficial for detailed analysis and reporting.
Limitations
One limitation of digital multimeters is their dependency on battery power, which can be a drawback if the battery runs out during critical measurements. Additionally, while they are generally accurate, they may not be suitable for measuring very high frequencies or extremely low resistances due to limitations in their design and components.
Considerations
When selecting a UL Digital Multimeter, consider the initial cost, which can range from $30 to $400 depending on the features and accuracy required. Operating expenses are generally low, but it's important to factor in the cost of replacement batteries and potential calibration services to maintain accuracy. Durability is another consideration; while many models are robust, they should be handled with care to avoid damage. Accuracy is a key factor, with some models offering precision up to 0.01%. Finally, consider the ease of use and the availability of features like auto-ranging and data logging, which can enhance the user experience and efficiency.
from Automation24, Inc.
The Digital multifunction Meter MFM384-C-CU-G from Selec offers various configurations for monitoring electrical realtime conditions. Input Specifications: Electrical Connection 3 Ø-3/4 wire, 2 Ø-3 wire, 1 Ø-2 wire Input Voltage Range 11 to 300V AC, (Phase to Neutral) 19 to 519V AC,... [See More]
- Standards and Certifications: RoHS; CE Marking; UL
- Operating Temp: -10 to 55
- Form Factor: Panel mounting
from Milwaukee Electric Tool Corporation
DIGITAL TYPE. 6-1/2 INCH L SIZE. STANDARD LCD DISPLAY TYPE. UL (CANADA AND US) APPROVAL. (2) AA ALKALINE BATTERY TYPE. (1) ELECTRICAL TEST LEAD SET, (1) MANUAL INCLUSION. AC/DC VOLTAGE, AC/DC CURRENT, FREQUENCY, RESISTANCE, CONTINUITY, CAPACITANCE PARAMETER MEASURED. 2 HZ TO 50 KHZ FREQUENCY RANGE. [See More]
- Standards and Certifications: UL
- AC Voltage: 0.0060 to 600
- DC Voltage: 0.6000 to 600
- DC Current: 10
from Fluke
The Fluke 8845A and 8846A 6.5 digit precision multimeters have the precision and versatility to handle your most demanding measurements, on the bench or in a system. These meters are both high performance and feature rich, yet also remarkably easy to use. These digital multimeters perform the... [See More]
- Standards and Certifications: UL
- Measurement Type: AC / DC
- Form Factor: Bench top
- Display Digits: 6 Digits; Plus a 1/2 digit
from Automation24, Inc.
The Energy Meter EM368-C-CU from Selec offers various configurations for monitoring electrical realtime conditions. Display Type: LCD with backlight Display Configuration: 8 digits Electrical Connection: 3 Ø-3/4 wire, 2 Ø-3 wire, 1 Ø- 2 wire Type of Output : Pulse Output Communication... [See More]
- Standards and Certifications: RoHS; CE Marking; UL
- Display Digits: 7 or more digits
- Form Factor: Panel mounting
- Operating Temp: -10 to 50
from Milwaukee Electric Tool Corporation
DIGITAL TYPE. 6-1/2 INCH L SIZE. WHITE ON BLACK LCD DISPLAY TYPE. UL (CANADA AND US) APPROVAL. (2) AA ALKALINE BATTERY TYPE. (1) ELECTRICAL TEST LEAD SET, (1) DUAL BANANA THERMOCOUPLE, (1) MANUAL INCLUSION. -40 TO 752 DEG F TEMPERATURE RANGE. AC/DC VOLTAGE, AC/DC CURRENT, RESISTANCE, CAPACITANCE,... [See More]
- Standards and Certifications: UL
- AC Voltage: 0.0060 to 600
- DC Voltage: 0.6000 to 600
- DC Current: 10
from Fluke
The 8508A is an 8.5-digit resolution instrument designed specifically for metrologists. With superior accuracy and stability over a wide range of measurements the 8508A is designed to serve as a versatile precision measurement tool for calibration laboratories that must meet increasingly stringent... [See More]
- Standards and Certifications: UL
- Measurement Type: AC / DC
- Form Factor: Bench top
- Display Digits: Plus a 1/2 digit; 7 or more digits
from Automation24, Inc.
The Digital multifunction Meter MFM374-CU from Selec offers various configurations for monitoring electrical realtime conditions. Input Specifications: Electrical Connection 3 Ø-3/4 wire, 2 Ø-3 wire, 1 Ø-2 wire Input Voltage Range 11 to 300V AC, (Phase to Neutral) 19 to 519V AC,... [See More]
- Standards and Certifications: RoHS; CE Marking; UL
- Display Digits: 4 Digits
- Form Factor: Panel mounting
- Operating Temp: -10 to 55
from Fluke
The Fluke 8808A digital multimeter has a broad range of functions, measuring volts, ohms and amps with a basic V dc accuracy of 0.015 %. It is remarkably easy to use, even by unskilled operators, because it makes the measurements you perform most often extremely easy and fast to do. 5.5 digit... [See More]
- Standards and Certifications: UL
- Measurement Type: AC / DC
- Form Factor: Bench top
- Display Digits: 5 Digits
from Automation24, Inc.
The Voltage Current Frequency Meter.VAF36A-110V-CU from Selec offers various configurations for monitoring electrical realtime conditions. Display Type :LCD with backlight and analog style bargraph Indication Display Configuration: 3 rows of 3 digits Electrical Connection :3 Ø-4 wire, 3... [See More]
- Standards and Certifications: RoHS; CE Marking; UL
- Display Digits: 3 Digits
- Form Factor: Panel mounting
- Operating Temp: -10 to 55
from Fluke
Fluke Digital Multimeters (DMM ’s) are on more tool belts, finding more problems, than any other comparable test tools. Each design is tested to the extreme: drop, shock, humidity, you name it. Every Fluke Digital Multimeter gives you what you need: accurate measurements; consistent, reliable... [See More]
- Standards and Certifications: UL
- Measurement Type: AC / DC
- Form Factor: Handheld
- Display Digits: 3 Digits (optional feature); 4 Digits (optional feature); Plus a 1/2 digit
from Automation24, Inc.
The Voltage Current Frequency Meter VAF39A-110V-CU from Selec offers various configurations for monitoring electrical realtime conditions. Display Type :LED with no bargraph indication Display Configuration: 3 rows of 3 digits Electrical Connection :3 Ø-4 wire, 3 Ø-3 wire, 2 Ø-3 wire,... [See More]
- Standards and Certifications: RoHS; CE Marking; UL
- Display Digits: 3 Digits
- Form Factor: Panel mounting
- Operating Temp: -10 to 55
from Fluke
The Fluke 28 II Ex is the most rugged and reliable intrinsically safe digital multimeter in the world, waterproof and dustproof, able to survive a 10 foot drop. 28 II Ex I.S. Certifications. IECEx Ex ia IIC T4 Gb, Ex ia IIIC T130 °C Db, I M1 Ex ia I Ma. 28 II Ex safety and regulatory compliance. [See More]
- Standards and Certifications: CE Marking; CSA Mark; UL
- Measurement Type: AC / DC
- Form Factor: Handheld
- Display Digits: 4 Digits; Plus a 1/2 digit