Fluke 381: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting
Fluke 381 Information
The Fluke 381 is a true-RMS AC/DC clamp meter with wireless display and iFlex technology. It is designed for electrical professionals who need a versatile and accurate tool for measuring current, voltage, resistance, and other electrical parameters.
Introduction
The Fluke 381 is a powerful and versatile tool that can be used for a wide range of electrical troubleshooting and testing applications. It features a large, backlit display that can be viewed from up to 30 feet away, and it has a wireless range of up to 100 feet. The iFlex current probe allows you to measure currents up to 2500 A AC, and the included test leads provide a wide range of measurement capabilities.
Specifications
Here is a table of the Fluke 381's specifications:
| Feature | Specification |
|---|---|
| Display | 4.3" color display |
| Wireless range | Up to 100 feet |
| Current range | 400 mA AC/DC to 2500 A AC |
| Voltage range | 20 mV DC to 1000 V DC |
| Resistance range | 20 Ω to 40 MΩ |
| Continuity range | <1 Ω |
| Frequency range | 40 Hz to 100 kHz |
| CAT rating | CAT IV 600 V, CAT III 1000 V |
| Accuracy | <1% |
Features
The Fluke 381 has a number of features that make it a valuable tool for electrical professionals. These features include:
- True-RMS measurement: The Fluke 381 measures true RMS values, which provides accurate readings even in noisy electrical environments.
- Wireless display: The wireless display allows you to view readings from up to 30 feet away, which is helpful for troubleshooting in difficult-to-access areas.
- iFlex current probe: The iFlex current probe allows you to measure currents up to 2500 A AC, which is more than most other clamp meters on the market.
- Advanced measurement features: The Fluke 381 has a number of advanced measurement features, such as min/max hold, data logging, and auto ranging.
What's in the box
The Fluke 381 comes with the following items:
- Fluke 381 clamp meter
- iFlex current probe
- Test leads
- Carrying case
- Instruction manual
Pricing
The Fluke 381 is priced at around $700. This is a bit more expensive than some other clamp meters on the market, but the additional features and functionality make it a worthwhile investment for electrical professionals.
Overall
The Fluke 381 is a powerful and versatile clamp meter that is ideal for electrical professionals who need a accurate and reliable tool for troubleshooting and testing. It features a large, backlit display, wireless display, iFlex current probe, and a number of advanced measurement features. The Fluke 381 is priced at around $700, which is a bit more expensive than some other clamp meters on the market, but the additional features and functionality make it a worthwhile investment.
Conclusion
The Fluke 381 is a great choice for electrical professionals who need a versatile and accurate clamp meter. It is easy to use, has a wide range of measurement capabilities, and is built to last. If you are looking for a high-quality clamp meter, the Fluke 381 is a great option.
Fluke 381 Compare with Similar Item
a table comparing the Fluke 381 with two similar items:
| Feature | Fluke 381 | Fluke 374 | Milwaukee 2235-20 |
|---|---|---|---|
| Max AC current | 2500 A | 1000 A | 400 A |
| Max DC current | 1000 A | 1000 A | 100 A |
| True-RMS | Yes | Yes | Yes |
| Remote display | Yes | No | No |
| iFlex probe | Yes | Yes | No |
| Resistance range | 200 Ω - 40 MΩ | 200 Ω - 40 MΩ | 200 Ω - 400 Ω |
| Frequency measurement | 500 Hz | 500 Hz | 50 Hz |
| Min/max/avg readings | Yes | Yes | No |
| CAT rating | IV 600 V, III 1000 V | III 1000 V | III 600 V |
| Weight | 1.4 lb | 1.2 lb | 1.1 lb |
| Price | $998 | $699 | $142 |
As you can see, the Fluke 381 is the most advanced of the three meters, with a higher max current, remote display, iFlex probe, and resistance range. However, it is also the most expensive. The Fluke 374 is a good option if you don't need the remote display or iFlex probe, and it is significantly cheaper than the Fluke 381. The Milwaukee 2235-20 is the most affordable of the three meters, but it has the lowest max current and no resistance range.
Ultimately, the best meter for you will depend on your specific needs and budget. If you need a high-end meter with all the features, then the Fluke 381 is the way to go. If you're on a budget, the Fluke 374 is a great option. And if you only need a basic meter for occasional use, the Milwaukee 2235-20 is a good choice.
Here is a table summarizing the pros and cons of each meter:
| Meter | Pros | Cons |
|---|---|---|
| Fluke 381 | - Highest max current | - Most expensive |
| Fluke 374 | - Affordable | - No remote display or iFlex probe |
| Milwaukee 2235-20 | - Most affordable | - Lowest max current, no resistance range |
I hope this helps!
Fluke 381 Pros/Cons and My Thought
The Fluke 381 is a digital multimeter (DMM) that is known for its accuracy, durability, and versatility. It is a popular choice for electricians, technicians, and other professionals who need a reliable and accurate tool for measuring electrical values.
Pros:
- High accuracy: The Fluke 381 is one of the most accurate DMMs on the market. It has a guaranteed accuracy of ±0.05%, which means that you can be confident in the results you get.
- Durability: The Fluke 381 is built to last. It is made from durable materials and is designed to withstand the rigors of daily use.
- Versatility: The Fluke 381 can measure a wide range of electrical values, including voltage, current, resistance, capacitance, and frequency. It also has a variety of other features, such as a data hold function, a min/max function, and a continuity tester.
Cons:
- Price: The Fluke 381 is a more expensive DMM than some other models.
- Size and weight: The Fluke 381 is a larger and heavier DMM than some other models.
- User interface: The user interface of the Fluke 381 can be a bit complex for some users.
User reviews:
Positive reviews:
- "This is the most accurate DMM I've ever used."
- "It's built like a tank and it's never let me down."
- "I love the versatility of this DMM. It can do everything I need it to do."
Negative reviews:
- "It's a bit expensive."
- "It's a bit large and heavy."
- "The user interface could be a bit more user-friendly."
My thoughts:
The Fluke 381 is a great DMM for professionals who need a reliable and accurate tool. It is accurate, durable, and versatile. However, it is also more expensive and larger than some other models. If you are looking for a high-end DMM that will last for years, the Fluke 381 is a great option. However, if you are on a budget or are looking for a smaller DMM, there are other models that may be a better fit.
Overall, the Fluke 381 is a great DMM that is well-suited for professionals who need a reliable and accurate tool. It is accurate, durable, and versatile. However, it is also more expensive and larger than some other models. If you are looking for a high-end DMM that will last for years, the Fluke 381 is a great option. However, if you are on a budget or are looking for a smaller DMM, there are other models that may be a better fit.
Fluke 381 Where To Buy
some places where you can buy the Fluke 381 and spare parts:
- FlukeDirect: This is the official website of Fluke, so you can be sure that you are getting genuine parts. They also offer a 90-day warranty on replacement parts.
- Walmart: Walmart is a great place to find electronics at a good price. They often have sales on Fluke multimeters, so you can save some money.
- Amazon: Amazon is another great place to find electronics. They have a wide selection of Fluke multimeters and spare parts, and you can often find them at a discounted price.
- Best Buy: Best Buy is a brick-and-mortar electronics store, but they also have an online store. They carry a variety of Fluke multimeters and spare parts, and you can sometimes find them in-store.
- Lowes: Lowes is another brick-and-mortar electronics store that also has an online store. They carry a limited selection of Fluke multimeters and spare parts, but you may be able to find them in-store.
- eBay: eBay is a great place to find used or refurbished Fluke multimeters and spare parts. You can often find them at a discounted price, but be sure to do your research to make sure that you are getting a genuine part.
I hope this helps!
Fluke 381 Problems and Solutions
some common issues and problems with the Fluke 381 multimeter, along with their solutions:
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 Mode button for 10 seconds.
- If the multimeter still does not turn on, contact Fluke customer support for assistance.
Issue: The multimeter is not displaying accurate readings. Solution:
- Make sure that the multimeter is properly calibrated.
- Check the leads to make sure they are not damaged or corroded.
- If the multimeter is still not displaying accurate readings, contact Fluke customer support for assistance.
Issue: The multimeter is giving an error message. Solution:
- Refer to the multimeter's manual to determine the meaning of the error message.
- If you cannot find the meaning of the error message in the manual, contact Fluke customer support for assistance.
Issue: The multimeter is not working properly. Solution:
- Try resetting the multimeter by pressing and holding the Mode button for 10 seconds.
- If the multimeter still does not work properly, contact Fluke customer support for assistance.
Here are some additional tips for troubleshooting Fluke 381 multimeter problems:
- Make sure that you are using the multimeter correctly. Refer to the multimeter's manual for instructions on how to use it.
- Keep the multimeter clean and free of debris. This will help to prevent problems with the multimeter's accuracy.
- 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 Fluke 381 multimeter after following these troubleshooting tips, contact Fluke customer support for assistance.
Fluke 381 Manual
Safety Information
- Read and understand all safety information before using the Fluke 381.
- Do not use the meter if it is damaged.
- Do not use the meter in a hazardous environment.
- Always wear appropriate personal protective equipment (PPE) when using the meter.
- Do not measure current while the test leads are inserted into the input jacks.
- Make sure the battery door is closed and latched before using the meter.
- Do not use the meter if the battery compartment is leaking.
- Do not drop the meter.
- Do not expose the meter to excessive heat or moisture.
Before Use
- Before using the Fluke 381, make sure that you are familiar with the safety information in this manual.
- Install the batteries according to the instructions in the manual.
- Select the correct range for the measurement you are about to make.
- Make sure that the meter is properly grounded.
Troubleshooting
- If the meter displays an error message, consult the troubleshooting section of the manual.
- If the meter is not working properly, contact Fluke Technical Support for assistance.
Maintenance
- To maintain the accuracy of the Fluke 381, it should be calibrated on a regular basis.
- The frequency of calibration will depend on the environment in which the meter is used.
- Contact Fluke Technical Support for information on calibrating the Fluke 381.
Warranty
- The Fluke 381 is covered by a three-year warranty.
- The warranty covers defects in materials and workmanship.
- For more information on the warranty, please consult the warranty information in the manual.
Contact Information
- Fluke Customer Service
- 1-800-44-FLUKE (1-800-443-5853)
- [email protected]
- www.fluke.com
Additional Information
- The Fluke 381 is a powerful and versatile clamp meter that can be used for a variety of electrical measurements.
- The meter features a remote display that can be removed from the body of the meter, making it easy to read the display in difficult-to-reach locations.
- The Fluke 381 also features a flexible current probe that can be used to measure currents in larger conductors.
- The meter is CAT IV 600 V and CAT III 1000 V rated, making it safe to use in high-voltage environments.
I hope this manual has been helpful. If you have any further questions, please contact Fluke Customer Service.
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