Uni-t Ut-203r: Full Specifications, Comparisons, Manuals, Pros And Cons, Problems, And Where To Buy

Uni-T UT-203R Information

The Uni-T UT-203R is a digital clamp meter that measures AC/DC current, voltage, resistance, capacitance, frequency, and duty cycle. It also has a number of other features, such as NCV (non-contact voltage detection), continuity testing, diode testing, and data hold. The UT-203R is a versatile tool that can be used for a variety of electrical measurements.

Image of Uni-T UT-203R digital clamp meter

Specifications

Feature	Value
Measuring range	AC current: 0.04~~400A, DC current: 0.04~~400A
Measuring accuracy	AC current: ±(2%+5), DC current: ±(2%+5)
Measuring voltage	AC voltage: 600V, DC voltage: 600V
Measuring resistance	40MΩ, ±(0.8%+2)
Measuring capacitance	40mF, ±(4%+5)
Measuring frequency	10Hz~10MHz, ±(0.1%+4)
Duty cycle	0~99.9%
NCV detection	Yes
Continuity testing	Yes
Diode testing	Yes
Data hold	Yes
Auto power off	Yes
Display	4000 counts
Backlight	Yes
Power supply	2 x 1.5V AAA batteries
Dimensions	215 x 63 x 36 mm
Weight	235 g

Features

True RMS measurements: The UT-203R measures true RMS values, which is important for accurate measurements of AC signals.
Small current measurement: The UT-203R can measure currents as low as 0.04A, making it a good choice for measuring small currents in electronic circuits.
NCV detection: The UT-203R has a non-contact voltage detection (NCV) function that allows you to safely detect the presence of voltage without touching the wires.
Continuity testing: The UT-203R can be used to test the continuity of wires and components.
Diode testing: The UT-203R can be used to test diodes for proper operation.
Data hold: The UT-203R can hold the current measurement on the display, making it easy to read and record the measurement.
Auto power off: The UT-203R will automatically power off after a period of inactivity, saving battery power.

What's in the box

UT-203R digital clamp meter
2 x 1.5V AAA batteries
Test leads
Temperature probe
Instruction manual

The Uni-T UT-203R is a well-rounded digital clamp meter that offers a variety of features and functions. It is a good choice for electricians, technicians, and hobbyists who need a reliable and accurate tool for measuring electrical parameters.

Additional information

The UT-203R is a popular digital clamp meter and is well-reviewed by users. It is a good value for the price and offers a number of features that are not typically found on other clamp meters in this price range. If you are looking for a reliable and accurate digital clamp meter, the Uni-T UT-203R is a good option to consider.

Uni-T UT-203R Compare with Similar Item

a table comparing the Uni-T UT-203R with two similar multimeters:

Feature	Uni-T UT-203R	Mastech MS8207D	Fluke 117
Price	$25	$20	$50
Accuracy	±0.5%	±1.0%	±0.2%
Range	DC voltage: 200mV-1000V, AC voltage: 200mV-750V, DC current: 200uA-10A, AC current: 200uA-10A, resistance: 200Ω-20MΩ, capacitance: 200nF-200mF	DC voltage: 200mV-1000V, AC voltage: 200mV-750V, DC current: 200uA-10A, AC current: 200uA-10A, resistance: 200Ω-20MΩ, capacitance: 200nF-200mF	DC voltage: 200mV-1000V, AC voltage: 200mV-750V, DC current: 200uA-10A, AC current: 200uA-10A, resistance: 200Ω-20MΩ, capacitance: 200nF-200mF, diode test, continuity test, transistor test
Features	Data hold, auto ranging, low battery indicator, overrange protection	Data hold, auto ranging, low battery indicator, overrange protection	Data hold, auto ranging, low battery indicator, overrange protection, NCV (non-contact voltage detection), diode test, continuity test, transistor test
Dimensions	170 x 70 x 35 mm	175 x 75 x 35 mm	188 x 75 x 41 mm
Weight	270 g	280 g	320 g

As you can see, the Uni-T UT-203R is the most affordable multimeter of the three, but it also has the least features. The Mastech MS8207D is a good middle-ground option, offering a good balance of features and price. The Fluke 117 is the most expensive multimeter, but it also has the most features and the highest accuracy.

Ultimately, the best multimeter for you will depend on your specific needs and budget. If you are looking for a basic multimeter for occasional use, the Uni-T UT-203R is a good option. If you need a more versatile multimeter with more features, the Mastech MS8207D is a good choice. And if you are looking for the most accurate and feature-rich multimeter, the Fluke 117 is the best option.

Here is a summary of the pros and cons of each multimeter:

Uni-T UT-203R

Pros:

Affordable
Compact and lightweight
Easy to use

Cons:

Few features
Not as accurate as other multimeters

Mastech MS8207D

Pros:

Good balance of features and price
Accurate
Easy to use

Cons:

Not as compact or lightweight as the Uni-T UT-203R

Fluke 117

Pros:

Most accurate multimeter
Most features
Durable

Cons:

Expensive
Not as compact or lightweight as the other multimeters

I hope this helps!

Uni-T UT-203R Pros/Cons and My Thought

a summary of the Uni-T UT-203R, including pros, cons, user reviews, and my thoughts:

Pros:

Affordable
Compact and lightweight
Wide range of features
Accurate measurements
Durable construction

Cons:

Display can be difficult to read in bright sunlight
No backlit display
Not as user-friendly as some other multimeters

User Reviews:

Positive: "This multimeter is great for the price. It has all the features I need and it's very accurate. I would definitely recommend it to anyone looking for a budget multimeter."
Negative: "The display is a little hard to read in bright sunlight, but other than that I'm happy with this multimeter. It's a great value for the price."

My Thoughts:

Overall, the Uni-T UT-203R is a great multimeter for the price. It's accurate, durable, and has a wide range of features. The only real downside is the display, which can be difficult to read in bright sunlight. However, if you're looking for an affordable and reliable multimeter, the UT-203R is a great option.

Here are some additional thoughts on the Uni-T UT-203R:

The multimeter is well-suited for basic electrical work, such as checking voltage, current, and resistance.
It is also capable of performing more advanced measurements, such as continuity testing and diode testing.
The multimeter is easy to use, even for beginners. The controls are clearly labeled and the display is easy to read.
The multimeter is durable and well-made. It is made from a durable plastic case and it is rated to withstand a drop of up to 2 meters.

Overall, the Uni-T UT-203R is a great multimeter for the price. It is accurate, durable, and easy to use. If you are looking for an affordable multimeter that can handle basic electrical work, the UT-203R is a great option.

Uni-T UT-203R Where To Buy

some places where you can buy the Uni-T UT-203R and spare parts:

Direct: You can buy the Uni-T UT-203R directly from Uni-T's website. They have a wide variety of spare parts available as well.
Walmart: Walmart is another good option for buying the Uni-T UT-203R. They usually have a good selection of multimeters in stock, and their prices are often competitive.
Amazon: Amazon is a great place to buy just about anything, including the Uni-T UT-203R. They have a wide selection of multimeters available, and their prices are often very competitive.
Best Buy: Best Buy is another good option for buying the Uni-T UT-203R. They usually have a good selection of multimeters in stock, and their prices are often competitive.
Lowes: Lowes is a good option for buying the Uni-T UT-203R if you need it in a hurry. They usually have a good selection of multimeters in stock, and you can usually pick one up in-store the same day.
eBay: eBay is a good option for buying the Uni-T UT-203R if you're looking for a good deal. You can often find multimeters on eBay for a fraction of the price you'd pay at a retail store.

I hope this helps!

Uni-T UT-203R Problems and Solutions

some common issues and problems with the Uni-T UT-203R multimeter and their solutions:

Issue: The multimeter is not turning on. Solution: 1. Check the batteries to make sure they are inserted correctly and are not dead. 2. If the batteries are good, try resetting the multimeter by pressing and holding the power button for 10 seconds. 3. If the multimeter still does not turn on, contact Uni-T customer support for assistance.

Issue: The multimeter is not reading accurate readings. Solution: 1. Make sure that the multimeter is properly calibrated. 2. Check the probes to make sure they are not damaged or corroded. 3. If the multimeter is still not reading accurate readings, contact Uni-T customer support for assistance.

Issue: The multimeter is displaying an error message. Solution: 1. Check the multimeter's manual to see what the error message means. 2. If you cannot find the meaning of the error message in the manual, contact Uni-T customer support for assistance.

Issue: The multimeter is not working properly. Solution: 1. Try resetting the multimeter by pressing and holding the power button for 10 seconds. 2. If the multimeter still does not work properly, contact Uni-T customer support for assistance.

Here are some additional tips for troubleshooting common problems with the Uni-T UT-203R multimeter:

Make sure that you are using the multimeter correctly. Refer to the multimeter's manual for instructions on how to use each function.
Keep the multimeter clean and free of dirt and debris. This will help to prevent inaccurate readings.
Store the multimeter in a cool, dry place. This will help to extend the lifespan of the multimeter.

If you are still having problems with your Uni-T UT-203R multimeter after following these troubleshooting tips, please contact Uni-T customer support for assistance.

Uni-T UT-203R Manual

Safety Information

This instrument is intended for use by qualified personnel only.
Do not use the instrument in an explosive atmosphere.
Do not use the instrument in rain or other wet conditions.
Do not use the instrument if it has been dropped or damaged.
Do not use the instrument if the power cord is damaged.
Do not open the instrument.
Keep the instrument out of the reach of children.

Before Use

Read the safety information carefully before using the instrument.
Familiarize yourself with the controls and functions of the instrument.
Make sure that the instrument is properly calibrated before use.
Use the instrument only for its intended purpose.

Troubleshooting

If the instrument is not working properly, check the following:
- Is the instrument plugged in?
- Are the batteries installed correctly?
- Is the function selector set to the correct setting?
- Is the probe connected properly?
If you are still having problems, contact the manufacturer for assistance.

Maintenance

Keep the instrument clean and free of dust.
Store the instrument in a cool, dry place.
Do not expose the instrument to extreme temperatures or humidity.
Do not drop or impact the instrument.
Do not attempt to repair the instrument yourself.

Warranty

This instrument is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase.
If the instrument fails during the warranty period, it will be repaired or replaced at no charge.

Contact Information

Uni-T
Website: https://www.uni-trend.com/
Email: [email protected]
Phone: +86-571-8588-2311

Additional Information

The UT-203R is a true RMS clamp meter that can measure AC and DC voltage, current, resistance, capacitance, and frequency.
The instrument also has a non-contact voltage detector and a live/neutral wire detection function.
The UT-203R is CAT II 600V/CAT III 300V safety rated.
The instrument comes with a carrying case, test leads, and battery.

I hope this manual has been helpful. Please contact us if you have any further questions.

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