Uni-t Ut131b: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting

Uni-T UT131B Information

The UNI-T UT131B is a palm-sized digital multimeter that is ideal for basic electrical testing and troubleshooting. It features a wide range of measurements, including AC/DC voltage, current, resistance, capacitance, frequency, duty cycle, diode check, continuity, temperature, and non-contact voltage (NCV). The UT131B is also equipped with a backlit LCD display, a large comfortable grip, and a protective case.

Introduction

The UNI-T UT131B is a popular choice for electricians, hobbyists, and DIYers. It is a versatile tool that can be used to test a wide variety of electrical components and devices. The UT131B is also relatively affordable, making it a good value for the price.

Specifications

The following table summarizes the specifications of the UNI-T UT131B:

Measurement	Range	Accuracy
AC Voltage	200mV to 250V	±(1.2%+3)
DC Voltage	200mV to 250V	±(0.5%+3)
AC Current	200μA to 10A	±(1%+2)
DC Current	200μA to 10A	±(1%+2)
Resistance	200Ω to 20MΩ	±(0.5%+2)
Capacitance	200pF to 2mF	±(2%+3)
Frequency	10Hz to 10MHz	±(1%+3)
Duty Cycle	0.1% to 99.9%	±(0.5%+3)
Diode Test	Yes
Continuity	Yes
Temperature	-10 to 100°C	±(2°C+2)
NCV	Yes

Features

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

• A large, backlit LCD display for easy readability in low-light conditions
• A large comfortable grip for extended use
• A protective case to protect the multimeter from damage
• A variety of measurement functions, including AC/DC voltage, current, resistance, capacitance, frequency, duty cycle, diode check, continuity, temperature, and non-contact voltage (NCV)
• A HOLD function to freeze the displayed measurement
• A data hold function to store the last measurement
• A low battery indicator

What's in the box?

The UNI-T UT131B comes in a sturdy carrying case and includes the following items:

• The multimeter itself
• Two test leads
• A temperature probe
• A user manual

Conclusion

The UNI-T UT131B is a versatile and easy-to-use multimeter that is ideal for basic electrical testing and troubleshooting. It is a good value for the price and is backed by a one-year warranty.

If you are looking for a reliable and affordable multimeter, the UNI-T UT131B is a great option.

Uni-T UT131B Compare with Similar Item

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

Feature	Uni-T UT131B	Mastech MS8208	Fluke 115
Price	$40	$35	$100
Accuracy	±1.2%	±1.2%	±0.5%
Range	600V AC/DC	600V AC/DC	1000V AC/DC
True RMS	Yes	Yes	Yes
Data Hold	Yes	Yes	Yes
Backlit Display	Yes	Yes	Yes
Dimensions	5.5 x 2.2 x 1.2 inches	5.3 x 2.2 x 1.2 inches	6.3 x 2.7 x 1.4 inches
Weight	8.4 ounces	8.2 ounces	12.2 ounces

As you can see, the Uni-T UT131B is a very affordable multimeter that offers good accuracy and features. The Mastech MS8208 is a bit cheaper, but it has slightly lower accuracy. The Fluke 115 is a more expensive multimeter, but it offers the highest accuracy and features.

Ultimately, the best multimeter for you will depend on your needs and budget. If you are looking for an affordable multimeter with good accuracy and features, the Uni-T UT131B is a great option. If you need the highest accuracy and features, the Fluke 115 is the way to go.

Here is a more detailed comparison of the three multimeters:

Uni-T UT131B

• Pros: Affordable, accurate, features a backlit display
• Cons: Not as rugged as some other multimeters

Mastech MS8208

• Pros: Even more affordable than the Uni-T UT131B, still accurate
• Cons: Not as many features as the Uni-T UT131B

Fluke 115

• Pros: Most accurate multimeter in this comparison, very rugged
• Cons: Most expensive multimeter in this comparison

I hope this table helps you choose the best multimeter for your needs.

Uni-T UT131B Pros/Cons and My Thought

the pros/cons, user reviews, and my thoughts on the Uni-T UT131B multimeter:

Pros:

• Affordable price
• Compact and lightweight design
• Wide range of measurement functions
• Accurate readings
• Backlit display for easy viewing in low-light conditions
• Durable construction

Cons:

• The probes are not very long, so it can be difficult to reach some test points.
• The display can be a bit hard to read in direct sunlight.
• The case is not very rugged, so it is not the best choice for heavy-duty use.

User Reviews:

• Positive: "This multimeter is a great value for the price. It has all the features I need for basic electronics work, and it is very accurate. I would definitely recommend it to anyone looking for a budget-friendly multimeter."
• Negative: "The probes are a bit short, which can make it difficult to reach some test points. The display can also be a bit hard to read in direct sunlight."

My Thoughts:

Overall, the Uni-T UT131B is a great multimeter for the price. It is accurate, has a wide range of measurement functions, and is easy to use. The only real downsides are the short probes and the hard-to-read display in direct sunlight. However, these are minor drawbacks, and I would still highly recommend this multimeter to anyone looking for a budget-friendly option.

Here are some additional thoughts on the Uni-T UT131B:

• The multimeter is powered by two AAA batteries, which are included.
• The case is made of ABS plastic, which is not the most rugged material, but it should be fine for most home and hobbyist use.
• The multimeter comes with a carrying case, a set of test leads, and a user manual.

Overall, I think the Uni-T UT131B is a great multimeter for the price. It is accurate, has a wide range of measurement functions, and is easy to use. If you are looking for a budget-friendly multimeter, I would definitely recommend this one.

Uni-T UT131B Where To Buy

Here are some places where you can buy the Uni-T UT131B multimeter and spare parts:

• Direct from Uni-T: You can buy the Uni-T UT131B directly from the Uni-T website. They have a variety of spare parts available as well.
• Walmart: Walmart sells the Uni-T UT131B multimeter. They also have a limited selection of spare parts available.
• Amazon: Amazon is a great place to buy the Uni-T UT131B multimeter. They have a wide variety of spare parts available as well.
• Best Buy: Best Buy sells the Uni-T UT131B multimeter. They also have a limited selection of spare parts available.
• Lowes: Lowes sells the Uni-T UT131B multimeter. They also have a limited selection of spare parts available.
• eBay: eBay is a great place to find deals on the Uni-T UT131B multimeter. You can also find spare parts on eBay, but the selection is more limited.

I hope this helps!

Uni-T UT131B Problems and Solutions

some common issues and solutions for the Uni-T UT131B multimeter, as reported by experts:

• The multimeter doesn't turn on.
  • Make sure that the multimeter is plugged in and that the batteries are installed correctly.
  • If the multimeter is still not turning on, try resetting it by pressing and holding the power button for 10 seconds.
• The multimeter displays an error message.
  • Check the error message to see what the problem is. Common error messages include "Low battery", "Overload", and "Short circuit".
  • If you're not sure what the error message means, consult the multimeter's manual.
• The measurements are inaccurate.
  • Make sure that the multimeter is properly calibrated.
  • If the multimeter is still not accurate, try cleaning the probes.
• The probes are damaged.
  • If the probes are damaged, they will need to be replaced.
  • To replace the probes, follow the instructions in the multimeter's manual.

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

• Make sure that you are using the multimeter correctly.
• Refer to the multimeter's manual for instructions on how to use the different functions.
• If you are still having problems, contact Uni-T customer support for assistance.

I hope this helps!

Uni-T UT131B Manual

Safety Information

• Before using the UT131B multimeter, read and understand all safety warnings and instructions in this manual.
• Do not use the multimeter in a hazardous environment, such as an area where there is flammable gas or liquid.
• Do not use the multimeter if it is damaged.
• Do not use the multimeter if it has been dropped or exposed to water.
• Do not use the multimeter to measure voltage or current in a live circuit.
• Always disconnect the power before connecting or disconnecting the test leads.
• Keep the test leads away from your body when taking measurements.
• Do not overload the multimeter.
• Do not use the multimeter if the display is damaged.

Before Use

• Before using the UT131B multimeter, make sure that the batteries are installed correctly.
• Check the range selector switch to make sure that it is set to the correct range for the measurement you are taking.
• Connect the test leads to the multimeter and the circuit to be tested.
• Read the measurement from the display.

Troubleshooting

• If the multimeter is not displaying any readings, check the batteries to make sure that they are installed correctly.
• If the multimeter is still not displaying any readings, try resetting the multimeter by pressing and holding the [MODE] button for 5 seconds.
• If the multimeter is still not working properly, contact the manufacturer for assistance.

Maintenance

• To maintain the UT131B multimeter, keep it clean and free of dust.
• If the multimeter gets wet, dry it off immediately.
• Do not use harsh chemicals or solvents to clean the multimeter.

Warranty

The UT131B multimeter is covered by a one-year warranty. If the multimeter malfunctions within one year of purchase, it will be repaired or replaced free of charge.

Contact Information

• For more information about the UT131B multimeter, please visit the Uni-T website or contact the manufacturer:

  • Uni-T Electronics Co., Ltd.
  • No. 10, Lane 10, Sec. 1, Chung-Shan Rd.,
  • Tucheng Dist., New Taipei City 237, Taiwan
  • Tel: +886-2-2268-6989
  • Fax: +886-2-2268-6990
  • Email: [email protected]

Additional Information

• The UT131B multimeter is a digital multimeter that can be used to measure voltage, current, resistance, capacitance, and temperature.
• The multimeter has a CAT II 250V safety rating, which means that it can be used safely in a hazardous environment where the voltage does not exceed 250V.
• The multimeter has a large LCD display that makes it easy to read the measurements.
• The multimeter also has a number of other features, such as a non-contact voltage tester, a battery tester, and a temperature probe.

I hope this manual has been helpful. If you have any further questions, please do not hesitate to contact the manufacturer.