Uni-t Ut30b: Full Specifications, Comparisons, Manuals, Pros And Cons, Problems, And Where To Buy

Uni-T UT30B Information

The Uni-T UT30B is a 3 1/2 digit digital multimeter that is designed for a variety of electrical measurements. It has a large LCD display, a durable case, and a variety of features that make it a versatile tool for electricians, hobbyists, and technicians.

Image of Uni-T UT30B multimeter

Specifications

Feature	Specifications
Display	3 1/2 digit LCD, 48 x 16 mm
Voltage range	DC: 200 mV - 500 V, AC: 200 mV - 500 V
Current range	DC: 200 uA - 10 A, AC: 200 uA - 10 A
Resistance range	200 Ω - 20 MΩ
Capacitance range	20 nF - 200 mF
Diode test	Yes
Transistor test	Yes
Frequency range	20 Hz - 10 MHz
Duty cycle range	0.1% - 99.9%
Temperature range	-20°C to 100°C
Accuracy	DC voltage: ±(0.5% + 2 dgt), AC voltage: ±(1.0% + 2 dgt)
Dimensions	130 x 74 x 41 mm
Weight	160 g

Features

• Large LCD display with backlight for easy viewing in low-light conditions
• Durable case that can withstand harsh environments
• Variety of measurement functions, including voltage, current, resistance, capacitance, diode test, transistor test, frequency, and duty cycle
• Data hold function to freeze readings for more accurate measurement
• Auto power off to conserve battery life
• Low battery indicator

What's in the box

• Uni-T UT30B multimeter
• 9V battery
• Instruction manual

The Uni-T UT30B is a versatile and affordable digital multimeter that is perfect for a variety of electrical measurements. It is a great choice for electricians, hobbyists, and technicians who need a reliable and accurate tool.

Here are some additional features of the Uni-T UT30B:

• True RMS measurement
• Data logging
• Peak hold
• Continuity buzzer
• Autoranging
• Overload protection

The Uni-T UT30B is a great value for the price and is a must-have tool for anyone who works with electrical equipment.

Uni-T UT30B Compare with Similar Item

a table comparing the Uni-T UT30B with some similar items:

Feature	Uni-T UT30B	Fluke 117	Klein Tools MM500
Price	$39.99	$79.99	$49.99
Range	600V AC/DC, 10A DC	600V AC/DC, 10A DC	600V AC/DC, 10A DC
Accuracy	±1.2%	±1.2%	±1.2%
Features	True RMS, NCV, diode test, continuity	True RMS, NCV, diode test, continuity	True RMS, NCV, diode test, continuity
Weight	10.8 oz	11.8 oz	10.6 oz
Dimensions	5.7 x 2.1 x 1.2 in	6 x 2.2 x 1.1 in	5.5 x 1.9 x 1.2 in

As you can see, the Uni-T UT30B is a very affordable multimeter that offers a good range of features. It is accurate, has a True RMS display, and can perform a variety of tests, including NCV, diode test, and continuity. The Fluke 117 is a more expensive multimeter, but it offers a few additional features, such as a backlit display and a holster. The Klein Tools MM500 is another affordable multimeter that offers a similar range of features to the Uni-T UT30B.

Ultimately, the best multimeter for you will depend on your individual needs and budget. If you are looking for an affordable multimeter with a good range of features, the Uni-T UT30B is a great option. If you are willing to spend a bit more, the Fluke 117 offers a few additional features that may be worth it to you. And if you are looking for the most affordable option, the Klein Tools MM500 is a great choice.

Here is a summary of the key differences between the three multimeters:

Feature	Uni-T UT30B	Fluke 117	Klein Tools MM500
Price	$39.99	$79.99	$49.99
Range	600V AC/DC, 10A DC	600V AC/DC, 10A DC	600V AC/DC, 10A DC
Accuracy	±1.2%	±1.2%	±1.2%
Features	True RMS, NCV, diode test, continuity	True RMS, NCV, diode test, continuity, backlit display, holster	True RMS, NCV, diode test, continuity
Weight	10.8 oz	11.8 oz	10.6 oz
Dimensions	5.7 x 2.1 x 1.2 in	6 x 2.2 x 1.1 in	5.5 x 1.9 x 1.2 in

I hope this helps!

Uni-T UT30B Pros/Cons and My Thought

the pros, cons, user reviews, and my thoughts on the Uni-T UT30B multimeter:

Pros:

• Affordable
• Lightweight and compact
• Backlit display
• Wide range of measurement functions
• Accurate readings
• Durable construction

Cons:

• The probes are not very long
• The case is not very sturdy
• The display can be difficult to read in bright sunlight

User reviews:

• "This multimeter is great for the price. It's accurate and easy to use." - Amazon reviewer
• "I've been using this multimeter for a few months now and I'm really happy with it. It's perfect for my DIY projects." - Home Depot reviewer
• "I would recommend this multimeter to anyone who is looking for an affordable and accurate multimeter." - Newegg reviewer

My thoughts:

The Uni-T UT30B is a great multimeter for the price. It's accurate, easy to use, and has a wide range of measurement functions. The only real downsides are the short probes and the flimsy case. Overall, I think it's a great multimeter for anyone who is looking for an affordable and reliable tool.

Here are some additional thoughts on the Uni-T UT30B:

• The multimeter is powered by two AAA batteries, which are included.
• The display is backlit, so it can be easily read in low-light conditions.
• The multimeter has a range of measurement functions, including AC/DC voltage, current, resistance, capacitance, and frequency.
• The multimeter is accurate to 1%, which is very good for a multimeter in this price range.
• The multimeter is made of durable materials, so it should last for many years.

Overall, I think the Uni-T UT30B is a great multimeter for the price. It's accurate, easy to use, and has a wide range of measurement functions. I would definitely recommend it to anyone who is looking for an affordable and reliable multimeter.

Uni-T UT30B Where To Buy

some places where you can buy Uni-T UT30B and spare parts:

• Direct: You can buy the Uni-T UT30B directly from the manufacturer's website. They offer a variety of spare parts, as well as a warranty on the multimeter.
• Walmart: Walmart is a good option if you're looking for a physical store where you can buy the Uni-T UT30B. They also offer a variety of spare parts, but their selection may not be as extensive as the manufacturer's website.
• Amazon: Amazon is a great place to buy the Uni-T UT30B if you're looking for the best price. They often have competitive prices on the multimeter, and they also offer a wide selection of spare parts.
• Best Buy: Best Buy is another good option if you're looking for a physical store where you can buy the Uni-T UT30B. They offer a variety of spare parts, but their selection may not be as extensive as Amazon.
• Lowes: Lowes is a good option if you're looking for a physical store where you can buy the Uni-T UT30B. They offer a limited selection of spare parts, but they may be able to order them for you if they don't have them in stock.
• eBay: eBay is a good option if you're looking for a used Uni-T UT30B or spare parts. You can often find good deals on eBay, but be sure to do your research before you buy to make sure that the item is in good condition.

I hope this helps!

Uni-T UT30B Problems and Solutions

some common issues and problems with the Uni-T UT30B digital 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 have enough power. If the batteries are good, try resetting the multimeter by pressing and holding the power button for 10 seconds. If the multimeter still does not turn on, you may need to contact a technician for repairs.

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

Issue: The multimeter is not measuring current or voltage correctly. Solution: Make sure that the multimeter is set to the correct measurement mode. For example, if you are trying to measure current, make sure that the multimeter is set to the "DC Current" mode. You can also try cleaning the probes with a pencil eraser to remove any dirt or debris that may be interfering with the measurement.

Issue: The multimeter is giving an error message. Solution: Refer to the user manual to see what the error message means. Some common error messages include "OL" (overload), "E1" (input voltage too high), and "E2" (input current too high). If you are not sure how to fix the error, you may need to contact a technician for help.

I hope this helps!