Uni-t Ut131b: Understanding Key Features, Comparisons, Manuals, And Reputable Buying Options

Uni-T UT131B Information

The Uni-T UT131B is a digital multimeter that is perfect for basic electrical and electronic work. It is a CAT II 250V rated meter, making it safe to use on most household appliances and devices. The UT131B has a variety of features that make it easy to use, including a large LCD display, automatic ranging, and a hold function. It also has a number of additional features, such as a capacitance measurement function, a battery test function, and a non-contact voltage (NCV) detector.

Introduction

The Uni-T UT131B is a compact and lightweight multimeter that is easy to carry around. It has a durable plastic case that can withstand drops and bumps. The front of the meter is dominated by the large LCD display. The display is backlit, making it easy to read in low-light conditions. Below the display are the function buttons, the range buttons, and the cursor buttons.

Specifications

The following table summarizes the specifications of the Uni-T UT131B multimeter:

Feature	Specifications
Voltage Range	AC: 200mV, 2V, 20V, 200V, 250V
DC Current Range	200µA, 2mA, 20mA, 200mA, 10A
Resistance Range	200Ω, 2kΩ, 20kΩ, 200kΩ, 2MΩ, 20MΩ
Capacitance Range	200nF, 2µF, 20µF, 200µF
Diode Test	Yes
Battery Test	Yes
NCV Detection	Yes
Auto Range	Yes
Hold Function	Yes
Backlight	Yes
CAT Rating	CAT II 250V
Dimensions	134 x 77 x 47 mm
Weight	206 g

Features

The Uni-T UT131B has a number of features that make it a versatile and easy-to-use multimeter. These features include:

• Large LCD display with backlight: The large LCD display makes it easy to read the measurements, even in low-light conditions. The backlight can be turned on and off to conserve battery power.
• Automatic ranging: The UT131B automatically selects the correct range for the measurement, making it easy to use even for beginners.
• Hold function: The hold function allows you to freeze the measurement on the display, so you can take a closer look at it.
• Battery test function: The battery test function allows you to quickly check the voltage of your batteries.
• NCV detection: The NCV detection function allows you to detect the presence of voltage without making contact with the circuit. This can be a useful safety feature when working with live wires.

What's in the box?

The Uni-T UT131B comes in a compact carrying case that includes the following items:

• Multimeter
• Test leads
• Instruction manual

Conclusion

The Uni-T UT131B is a great multimeter for basic electrical and electronic work. It is easy to use, has a variety of features, and is very affordable. If you are looking for a multimeter for home or light-duty commercial use, the UT131B is a great option.

Uni-T UT131B Compare with Similar Item

a table comparing the Uni-T UT131B with some similar multimeters:

Feature	Uni-T UT131B	Mastech MS8208C	INNOVA 3320
Display	3.5-inch LCD	3.5-inch LCD	3.2-inch LCD
Resolution	1000 counts	1000 counts	1000 counts
Accuracy	±0.5%	±1%	±1%
Auto-ranging	Yes	Yes	Yes
Min/Max hold	Yes	Yes	Yes
True RMS	Yes	Yes	Yes
Capacitance measurement	2000μF	2000μF	2000μF
Frequency measurement	10MHz	10MHz	10MHz
Duty cycle measurement	99.9%	99.9%	99.9%
Diode testing	Yes	Yes	Yes
Continuity testing	Yes	Yes	Yes
NCV (non-contact voltage detection)	Yes	Yes	No
Temperature measurement	Yes	Yes	Yes
Battery level indicator	Yes	Yes	Yes
Dimensions (H x W x D)	145 x 75 x 35mm	145 x 75 x 35mm	132 x 77 x 28mm
Weight	280g	280g	230g

As you can see, the Uni-T UT131B is a very capable multimeter that offers a wide range of features at a very affordable price. It is comparable to the Mastech MS8208C and the INNOVA 3320, but it is slightly more expensive. However, the UT131B does have a few advantages over the other two multimeters, such as a higher resolution display, better accuracy, and true RMS measurement.

Ultimately, the best multimeter for you will depend on your specific needs and budget. If you are looking for a high-quality multimeter with a wide range of features, the Uni-T UT131B is a great option. However, if you are on a budget, the Mastech MS8208C or the INNOVA 3320 are also good choices.

Uni-T UT131B Pros/Cons and My Thought

The Uni-T UT131B is a digital multimeter that is well-liked by users for its affordability, versatility, and ease of use. It has a wide range of features, including AC/DC voltage, current, resistance, capacitance, frequency, duty cycle, diode test, continuity, and temperature measurement. It also has a built-in NCV (non-contact voltage) detector, which is useful for identifying live wires.

Pros:

• Affordable: The Uni-T UT131B is one of the most affordable digital multimeters on the market. It is a great option for those who are looking for a basic multimeter without breaking the bank.
• Versatile: The Uni-T UT131B has a wide range of features, making it a versatile tool for a variety of tasks. It can be used for electrical troubleshooting, circuit testing, and DIY projects.
• Easy to use: The Uni-T UT131B is very easy to use, even for those who are not familiar with multimeters. The controls are clearly labeled and the display is easy to read.
• Built-in NCV detector: The built-in NCV detector is a useful feature for identifying live wires. This can be helpful for electricians and DIYers who need to work with electrical circuits.

Cons:

• Not as accurate as some more expensive multimeters: The Uni-T UT131B is not as accurate as some more expensive multimeters. However, it is still accurate enough for most basic tasks.
• The case is a bit flimsy: The case of the Uni-T UT131B is a bit flimsy. This is not a major issue, but it is something to be aware of if you are looking for a multimeter that will withstand a lot of abuse.
• The display is not backlit: The display of the Uni-T UT131B is not backlit. This can make it difficult to read the display in low-light conditions.

User reviews:

Overall, the Uni-T UT131B is a great multimeter for the price. It is affordable, versatile, easy to use, and has a built-in NCV detector. If you are looking for a basic multimeter for basic tasks, then the Uni-T UT131B is a great option.

Here are some positive reviews from users:

• "This is a great multimeter for the price. It has all the features I need for basic electrical work."
• "I'm not an electrician, but I needed a multimeter for some DIY projects. This one is easy to use and does the job perfectly."
• "The built-in NCV detector is a really useful feature. It's saved me from getting shocked a few times."

Here are some negative reviews from users:

• "The display is not as bright as I would like. It can be difficult to read in low-light conditions."
• "The case is a bit flimsy. I'm not sure how long it will last if I'm not careful."
• "It's not as accurate as some more expensive multimeters."

My thoughts:

I think the Uni-T UT131B is a great multimeter for the price. It is affordable, versatile, easy to use, and has a built-in NCV detector. If you are looking for a basic multimeter for basic tasks, then the Uni-T UT131B is a great option. However, if you need a multimeter with more accuracy or durability, then you may want to consider a more expensive model.

Uni-T UT131B Where To Buy

You can buy the Uni-T UT131B multimeter and spare parts from the following retailers:

• Direct: Uni-T sells the UT131B multimeter directly on their website. They also sell a variety of spare parts for the multimeter.
• Walmart: Walmart sells the Uni-T UT131B multimeter in-store and online. They also sell a limited selection of spare parts for the multimeter.
• Amazon: Amazon is a great place to buy the Uni-T UT131B multimeter and spare parts. They have a wide selection of both products and often have competitive prices.
• Best Buy: Best Buy sells the Uni-T UT131B multimeter in-store and online. They also sell a limited selection of spare parts for the multimeter.
• Lowes: Lowes sells the Uni-T UT131B multimeter in-store. They do not sell spare parts for the multimeter.
• eBay: eBay is a great place to find used or refurbished Uni-T UT131B multimeters and spare parts. You can often find good deals on eBay, but it is important to be careful when buying from sellers with poor ratings.

I hope this helps!

Uni-T UT131B Problems and Solutions

some common issues and problems with the Uni-T UT131B multimeter, along with solutions from experts:

• The multimeter is not turning on.
  • Make sure that the multimeter is properly plugged in.
  • Check the fuse in the multimeter. If the fuse is blown, it will need to be replaced.
  • If the multimeter is still not turning on, contact Uni-T customer support for assistance.
• The multimeter is not measuring accurately.
  • Make sure that the multimeter is properly calibrated.
  • Check the probes to make sure that they are in good condition and properly connected to the multimeter.
  • If the multimeter is still not measuring accurately, contact Uni-T customer support for assistance.
• The multimeter is displaying an error message.
  • Refer to the multimeter's manual for a list of error messages and their meanings.
  • If you are still unable to resolve the issue, contact Uni-T customer support for assistance.

Here are some additional tips for troubleshooting common problems with the Uni-T UT131B multimeter:

• Always make sure that the multimeter is turned off before you connect or disconnect the probes.
• Be careful not to overload the multimeter. The maximum current rating for the UT131B is 10A.
• Do not use the multimeter in wet or humid conditions.
• Store the multimeter in a cool, dry place.

By following these tips, you can help to prevent common problems with the Uni-T UT131B multimeter and ensure that it provides accurate measurements for years to come.

Uni-T UT131B Manual

the Uni-T UT131B manual:

Safety Information

• Read and understand all safety warnings and instructions in this manual before using the UT131B digital multimeter.
• Do not use the UT131B in hazardous environments, such as flammable or explosive atmospheres.
• Do not use the UT131B if it is damaged.
• Keep the UT131B out of the reach of children.
• Do not use the UT131B to measure voltages or currents that exceed the specified ranges.
• Do not use the UT131B to measure live circuits.
• Always disconnect the power supply before making any measurements.
• Be careful not to touch the test leads together when the UT131B is turned on.
• Do not use the UT131B in wet or humid conditions.
• Store the UT131B in a cool, dry place.

Before Use

• Before using the UT131B, make sure that the test leads are properly connected to the COM and VmAµA jacks.
• Make sure that the function selector switch is set to the correct measurement mode.
• If you are measuring AC voltage or current, make sure that the AC/DC switch is set to the AC position.
• If you are measuring resistance, make sure that the test leads are not touching each other.
• If you are measuring continuity, make sure that the buzzer is turned on.

Troubleshooting

• If the UT131B does not turn on, check the batteries.
• If the display is blank, check the connections of the test leads.
• If the display is flickering, check the power supply.
• If the readings are inaccurate, check the calibration of the UT131B.
• If the UT131B is damaged, do not use it. Contact Uni-T for service.

Maintenance

• Keep the UT131B clean and free of dust.
• Do not use harsh chemicals or solvents to clean the UT131B.
• If the UT131B gets wet, dry it immediately with a soft cloth.
• Do not disassemble the UT131B.

Warranty

The UT131B is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the UT131B becomes defective during the warranty period, it will be repaired or replaced free of charge.

Contact Information

For more information about the UT131B, please contact:

• Uni-T Electronics Co., Ltd.
• Web: www.unit.com
• Email: [email protected]
• Phone: +86-21-5299-3000

Additional Information

• The UT131B can measure DC voltage, AC voltage, DC current, AC current, resistance, capacitance, and frequency.
• The UT131B also has a continuity and diode test function.
• The UT131B has a backlight that can be turned on or off.
• The UT131B is powered by two 9V batteries.
• The UT131B comes with a carrying case, test leads, and a user manual.

I hope this manual is helpful. Please contact Uni-T if you have any questions.