Fluke 355: Understanding Key Features, Comparisons, Manuals, And Reputable Buying Options
Fluke 355 Information
The Fluke 355 is a true-RMS clamp meter that measures AC and DC voltage, current, resistance, and frequency. It has a large backlit display and a variety of features that make it ideal for electrical troubleshooting and maintenance.
Introduction
The Fluke 355 is a versatile and rugged clamp meter that can be used for a variety of electrical measurements. It is ideal for electricians, HVAC technicians, and other professionals who need to make accurate and reliable measurements. The Fluke 355 is also a great choice for DIYers who want a high-quality tool for home electrical projects.
Specifications
- True-RMS measurements for AC and DC voltage, current, resistance, and frequency
- Wide measurement range: 600 V AC/DC voltage, 2000 A AC current, 400 kΩ resistance, 1 kHz frequency
- Large backlit display for easy viewing in low-light conditions
- Hold function to capture readings for later analysis
- Low-pass filter to smooth out noisy loads and stabilize readings
- CAT IV 600 V, CAT III 1000 V safety rating for added user protection
Features
The Fluke 355 has a variety of features that make it ideal for electrical troubleshooting and maintenance. These features include:
- True-RMS measurements: The Fluke 355 provides accurate measurements for AC and DC voltage, current, resistance, and frequency. This is important for troubleshooting electrical problems, as it ensures that the measurements are accurate and reliable.
- Wide measurement range: The Fluke 355 has a wide measurement range, which makes it ideal for a variety of electrical applications. It can measure AC and DC voltage up to 600 V, AC current up to 2000 A, resistance up to 400 kΩ, and frequency up to 1 kHz.
- Large backlit display: The Fluke 355 has a large backlit display that makes it easy to read the measurements in low-light conditions.
- Hold function: The hold function allows you to capture readings for later analysis. This is useful for troubleshooting problems that are intermittent or difficult to reproduce.
- Low-pass filter: The low-pass filter smooths out noisy loads and stabilizes readings. This is useful for making accurate measurements in noisy environments.
- CAT IV 600 V, CAT III 1000 V safety rating: The Fluke 355 has a CAT IV 600 V, CAT III 1000 V safety rating, which provides added user protection when working with high-voltage electrical equipment.
What's in the box
The Fluke 355 comes with the following items:
- Fluke 355 clamp meter
- Test leads
- Carrying case
- Instruction manual
Conclusion
The Fluke 355 is a versatile and rugged clamp meter that is ideal for electrical troubleshooting and maintenance. It has a wide measurement range, accurate true-RMS measurements, and a variety of features that make it a valuable tool for professionals and DIYers alike.
Fluke 355 Compare with Similar Item
a table comparing the Fluke 355 to some similar multimeters:
| Feature | Fluke 355 | Mastech MS890D | Klein Tools ET320 |
|---|---|---|---|
| Price | $299.95 | $199.99 | $149.99 |
| Range | AC Voltage: 600V AC/DC Current: 2000A Resistance: 40MΩ Frequency: 99.999Hz Continuity: 200Ω | AC Voltage: 600V AC/DC Current: 1000A Resistance: 40MΩ Frequency: 99.99Hz Continuity: 200Ω | AC Voltage: 600V AC/DC Current: 1000A Resistance: 40MΩ Frequency: 99.99Hz Continuity: 200Ω |
| Accuracy | ±1.5% | ±2.0% | ±2.0% |
| Features | True RMS, CAT IV 600V safety rating, backlit display, data hold, data logging, min/max hold, transistor test, diode test, continuity test | True RMS, CAT III 1000V safety rating, backlit display, data hold, min/max hold, transistor test, diode test, continuity test | True RMS, CAT III 600V safety rating, backlit display, data hold, min/max hold, transistor test, diode test, continuity test |
| Warranty | 3 years | 2 years | 1 year |
As you can see, the Fluke 355 is more expensive than the Mastech MS890D and Klein Tools ET320, but it also has a higher accuracy rating and a CAT IV safety rating. If you need a high-accuracy multimeter for professional use, the Fluke 355 is a good option. However, if you are looking for a more affordable multimeter for home use, the Mastech MS890D or Klein Tools ET320 are good choices.
Here is a summary of the pros and cons of each multimeter:
Fluke 355
Pros:
- High accuracy
- CAT IV safety rating
- Backlit display
- Data hold
- Min/max hold
- Transistor test
- Diode test
- Continuity test
- 3-year warranty
Cons:
- Expensive
Mastech MS890D
Pros:
- Affordable
- True RMS
- Backlit display
- Data hold
- Min/max hold
- Transistor test
- Diode test
- Continuity test
- 2-year warranty
Cons:
- Lower accuracy than Fluke 355
- CAT III safety rating
Klein Tools ET320
Pros:
- Affordable
- True RMS
- Backlit display
- Data hold
- Min/max hold
- Transistor test
- Diode test
- Continuity test
- 1-year warranty
Cons:
- Lower accuracy than Fluke 355
- CAT III safety rating
Fluke 355 Where To Buy
Here are some places where you can buy the Fluke 355 and spareparts:
- Fluke Direct: You can buy the Fluke 355 directly from Fluke's website. They offer a variety of warranty options and free shipping on orders over $100.

- Walmart: Walmart sells the Fluke 355 for a slightly lower price than Fluke Direct. They also offer free shipping on orders over $35.

- Amazon: Amazon is another great option for buying the Fluke 355. They often have the lowest prices and offer a variety of sellers to choose from.
- Best Buy: Best Buy is a good option if you need the Fluke 355 right away. They have a wide selection of Fluke products in stock and offer free two-day shipping for members of their My Best Buy program.
- Lowes: Lowes is a good option if you are looking for a local store to buy the Fluke 355. They often have sales on Fluke products and offer free shipping on orders over $45.

- eBay: eBay is a good option if you are looking for a used or refurbished Fluke 355. You can often find great deals on eBay, but be sure to do your research before making a purchase.

As for spare parts, you can usually find them at the same places that sell the Fluke 355. However, if you are having trouble finding a specific part, you can always contact Fluke customer service for assistance.
Fluke 355 Problems and Solutions
some common issues and problems with the Fluke 355 and their solutions:
Issue: The Fluke 355 will not turn on. Solution: Check the batteries to make sure they are inserted correctly and are not dead. If the batteries are inserted correctly and are not dead, then the problem may be with the unit itself. In this case, contact Fluke customer support for assistance.
Issue: The Fluke 355 is not reading accurate readings. Solution: Make sure that the probes are properly inserted into the unit and that the leads are not damaged. If the probes are properly inserted and the leads are not damaged, then the problem may be with the unit itself. In this case, contact Fluke customer support for assistance.
Issue: The Fluke 355 is not displaying any readings. Solution: Make sure that the unit is turned on and that the probes are properly inserted into the unit. If the unit is turned on and the probes are properly inserted, then the problem may be with the display itself. In this case, contact Fluke customer support for assistance.
Issue: The Fluke 355 is not storing data. Solution: Make sure that the unit is turned on and that the memory card is properly inserted into the unit. If the unit is turned on and the memory card is properly inserted, then the problem may be with the memory card itself. In this case, contact Fluke customer support for assistance.
Issue: The Fluke 355 is not working properly. Solution: If you are experiencing any other problems with your Fluke 355, please contact Fluke customer support for assistance.
Here are some additional tips for troubleshooting common Fluke 355 problems:
- Try using different probes to see if that resolves the issue.
- Try using a different power source to see if that resolves the issue.
- Try updating the firmware of the Fluke 355 to see if that resolves the issue.
If you have tried all of the above and you are still experiencing problems with your Fluke 355, then you should contact Fluke customer support for further assistance.
Fluke 355 Manual
Fluke 355 Manual
Safety Information
- Read and understand all instructions before using this meter.
- Do not use this meter if it is damaged.
- Do not use this meter in wet or explosive environments.
- Always wear safety glasses when using this meter.
- Keep this meter out of the reach of children.
Before Use
- Make sure the meter is turned off before connecting it to any electrical circuit.
- Select the correct range for the measurement you are making.
- Do not touch the live conductors with your bare hands.
- Use the proper test leads for the voltage and current levels you are measuring.
Troubleshooting
- If the meter does not turn on, check the batteries.
- If the meter is not displaying readings, check the connections.
- If the meter is giving inaccurate readings, check the calibration.
Maintenance
- Keep the meter clean and free of dust and dirt.
- Do not use harsh chemicals or solvents to clean the meter.
- Replace the batteries when the meter starts to lose power.
Warranty
This meter is covered by a one-year warranty. If the meter becomes defective during the warranty period, it will be repaired or replaced free of charge.
Contact Information
For more information about this meter, please contact Fluke Corporation at:
- Phone: 1-800-934-5853
- Email: [email protected]
- Website: www.fluke.com
Additional Information
The Fluke 355 is a true RMS clamp meter that can measure AC and DC current, voltage, and resistance. It has a CAT IV 600 V safety rating and can be used to measure up to 2000 A of current. The meter also features a Min/Max/Avg function, a backlight, and an inrush mode.
Here are some additional tips for using the Fluke 355:
- When measuring current, make sure the jaws of the clamp are fully encircling the conductor.
- When measuring voltage, make sure the test leads are properly connected to the meter.
- When measuring resistance, make sure the circuit is turned off.
- Do not use the meter to measure voltages above the rated voltage of the meter.
- Do not use the meter to measure currents above the rated current of the meter.
By following these safety tips and instructions, you can help ensure the safe and accurate use of the Fluke 355.
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