The Complete Guide To Uni-t Ut33b: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Uni-T UT33B Information

The Uni-T UT33B is a 6-function digital multimeter that is well-suited for a variety of electrical measurements, including voltage, current, resistance, diodes, continuity, and temperature. It is a compact and lightweight instrument that is easy to use, making it a good choice for both professionals and hobbyists.

Image of Uni-T UT33B digital multimeter

Specifications

Feature	Specifications
Display	3.5-digit LCD with 1999 count
Backlight	Yes
Auto-ranging	Yes
True RMS	Yes
Overload protection	Yes
CAT rating	CAT II 600V
Accuracy	DC voltage: 0.5% + 2LSB; AC voltage: 1.2% + 10LSB; DC current: 1% + 2LSB; Resistance: 0.8% + 2LSB
Measuring ranges	DC voltage: 200mV, 2V, 20V, 200V, 500V; AC voltage: 200mV, 2V, 20V, 200V, 750V; DC current: 200uA, 200mA, 10A; Resistance: 200Ω, 2kΩ, 20kΩ, 200kΩ, 20MΩ; Diode: 2.8V
Other features	Battery test, temperature measurement, hold function, data hold function, low battery indicator

Features

• Compact and lightweight design
• Easy to use
• True RMS measurement
• Overload protection
• CAT II 600V rating
• Wide range of measuring functions
• Backlit LCD display
• Hold function
• Data hold function
• Low battery indicator

What's in the box

• Uni-T UT33B multimeter
• Test leads
• Instruction manual
• Protective boot

The Uni-T UT33B is a versatile and reliable digital multimeter that is well-suited for a variety of electrical measurements. It is a good choice for both professionals and hobbyists who are looking for an accurate and easy-to-use instrument.

Here are some additional benefits of using the Uni-T UT33B:

• The auto-ranging feature makes it easy to measure a wide range of voltages and currents without having to manually select the range.
• The true RMS measurement ensures accurate readings even for non-sinusoidal waveforms.
• The overload protection helps to protect the meter from damage in the event of a high-voltage surge.
• The CAT II 600V rating makes it safe to use on circuits up to 600 volts.
• The wide range of measuring functions makes it a versatile tool for a variety of electrical applications.
• The backlit LCD display makes it easy to read the measurements in low-light conditions.
• The hold function allows you to freeze the display so that you can easily read the measurements.
• The data hold function allows you to store the measurements for later analysis.
• The low battery indicator alerts you when the battery is low so that you can replace it before the meter loses power.

Overall, the Uni-T UT33B is a well-made and reliable digital multimeter that offers a variety of features and benefits. It is a good choice for both professionals and hobbyists who are looking for an accurate and easy-to-use instrument.

Uni-T UT33B Compare with Similar Item

a table comparing the Uni-T UT33B with some similar multimeters:

Feature	Uni-T UT33B	Fluke 117	Klein Tools MM500
Price	$30	$50	$40
Accuracy	±1.0%	±0.5%	±1.2%
Range	DC voltage: 200 mV to 1000 V	DC voltage: 200 mV to 1000 V	DC voltage: 200 mV to 1000 V
AC voltage: 200 mV to 750 V	AC voltage: 200 mV to 750 V	AC voltage: 200 mV to 750 V
Current: 200 µA to 10 A	Current: 200 µA to 10 A	Current: 200 µA to 10 A
Resistance: 200 Ω to 40 MΩ	Resistance: 200 Ω to 40 MΩ	Resistance: 200 Ω to 40 MΩ
Capacitance: 20 nF to 100 mF	Capacitance: 20 nF to 100 mF	Capacitance: 20 nF to 100 mF
Diode test	Yes	Yes	Yes
Continuity test	Yes	Yes	Yes
NCV (non-contact voltage)	Yes	Yes	Yes
Backlit display	Yes	Yes	No
Dimensions	6.3 x 2.4 x 1.3 in	6.9 x 2.8 x 1.4 in	5.8 x 2.3 x 1.1 in
Weight	7.2 oz	10.3 oz	6.4 oz

As you can see, the Uni-T UT33B is a very affordable multimeter with a wide range of features. It is accurate, easy to use, and has a backlit display. However, it is not as accurate as the Fluke 117 or the Klein Tools MM500.

The Fluke 117 is a more expensive multimeter, but it is also more accurate and has a longer range. It also has a few features that the Uni-T UT33B does not, such as a temperature probe and a frequency counter.

The Klein Tools MM500 is a good middle-ground between the Uni-T UT33B and the Fluke 117. It is more accurate than the Uni-T UT33B, but it is not as expensive as the Fluke 117. It also has a few features that the Uni-T UT33B does not, such as a data hold function and a relative mode.

Ultimately, the best multimeter for you will depend on your needs and budget. If you are looking for an affordable multimeter with a wide range of features, the Uni-T UT33B is a good option. If you need a more accurate multimeter with a longer range, the Fluke 117 is a better choice. And if you are looking for a multimeter with a few extra features, the Klein Tools MM500 is a good option.

Uni-T UT33B Pros/Cons and My Thought

The Uni-T UT33B is a digital multimeter that is known for its accuracy, versatility, and affordability. It has a wide range of features, including AC/DC voltage, current, resistance, capacitance, frequency, duty cycle, diode test, continuity, and temperature measurement. The UT33B is also a very rugged multimeter, making it ideal for use in harsh environments.

Pros:

• Accurate measurements
• Wide range of features
• Rugged construction
• Affordable price
• Large, easy-to-read display
• Backlit display for use in low-light conditions
• Auto-ranging
• Data hold
• Low battery indicator

Cons:

• Some users have reported that the display can be difficult to read in bright sunlight.
• The case can be a bit bulky for some users.

User Reviews:

Positive Reviews:

• "This multimeter is very accurate and easy to use. I've used it for a variety of tasks, and it's always been reliable."
• "I'm really impressed with the durability of this multimeter. I've dropped it a few times, and it's still working perfectly."
• "This is a great multimeter for the price. It has all the features I need, and it's very accurate."

Negative Reviews:

• "The display can be a bit difficult to read in bright sunlight."
• "The case is a bit bulky for my liking."

My Thoughts:

Overall, I think the Uni-T UT33B is a great multimeter. It's accurate, versatile, and affordable. I would definitely recommend it to anyone who is looking for a reliable multimeter.

Here are some additional thoughts:

• The UT33B is a great choice for DIYers, hobbyists, and electricians.
• It's also a good choice for professionals who need a reliable and affordable multimeter.
• The UT33B is a bit bulky, but it's still easy to carry around.
• The display can be difficult to read in bright sunlight, but it's backlit, so it's still usable.

Overall, I think the Uni-T UT33B is a great multimeter. It's accurate, versatile, and affordable. I would definitely recommend it to anyone who is looking for a reliable multimeter.

Uni-T UT33B Where To Buy

some places where you can buy Uni-T UT33B and spare parts:

• Direct from Uni-T: Uni-T sells the UT33B on their website, along with a variety of spare parts.
• Walmart: Walmart carries the UT33B in-store and online. You can also find spare parts for the UT33B on Walmart's website.
• Amazon: Amazon is another great place to buy the UT33B. They have a wide selection of spare parts available as well.
• Best Buy: Best Buy also carries the UT33B in-store and online. You can find spare parts for the UT33B on Best Buy's website.
• Lowes: Lowe's carries the UT33B in-store. You can find spare parts for the UT33B on Lowe's website.
• eBay: eBay is a great place to find deals on the UT33B and spare parts. You can often find used or refurbished units on eBay for a fraction of the cost of a new one.

I hope this helps!

Uni-T UT33B Problems and Solutions

some common issues and problems with the Uni-T UT33B multimeter, along with solutions from experts:

Issue: The multimeter is not turning on. Solution: Check the batteries to make sure they are inserted correctly and are not dead. If the batteries are good, try resetting the multimeter by pressing and holding the power button for 5 seconds. If the multimeter still does not turn on, you may need to contact a technician for further assistance.

Issue: The multimeter is not displaying accurate readings. Solution: Make sure that the multimeter is properly calibrated. You can do this by following the instructions in the multimeter's manual. If the multimeter is still not displaying accurate readings, you may need to replace the probes.

Issue: The multimeter is giving false readings. Solution: This can be caused by a number of factors, such as a loose connection, a bad probe, or interference from a nearby electrical source. To troubleshoot this issue, try the following steps: * Check all of the connections to make sure they are tight. * Replace the probes if they are damaged. * Move the multimeter away from any nearby electrical sources. * If the problem persists, you may need to contact a technician for further assistance.

Issue: The multimeter is not working properly. Solution: If the multimeter is not working properly, it is important to first identify the problem. Once you have identified the problem, you can then troubleshoot it using the steps outlined above. If you are unable to troubleshoot the problem yourself, you may need to contact a technician for further assistance.

I hope this helps!