Unraveling Fluke 707ex: From Full Specifications To Potential Issues
Fluke 707Ex Information
The Fluke 707Ex is an intrinsically safe loop calibrator for use in potential explosive environments. It is certified in accordance with the ATEX directive in Zones 1 and 2, and is also certified for use in the United States and Canada.
The 707Ex features a single-handed user interface with a Quick Click Knob that makes it easy to set output currents and voltages. It also has a 24 volt internal loop supply, so you can power and read a transmitter at the same time without a DMM.
The 707Ex offers a wide range of features, including:
- mA source, simulation, and measurement
- 0-28 VDC measurement
- Selectable slow ramp, fast ramp, and step ramp
- 0 - 20 mA or 4 - 20 mA default start up modes
- Innovative output adjustment dial
- 3 year warranty
Here is a table of the full specifications of the Fluke 707Ex:
| Feature | Specification |
|---|---|
| Output current | 0 to 20 mA or 4 to 20 mA |
| Output voltage | 24 VDC |
| Accuracy | 0.015% |
| Resolution | 0.001 mA |
| Display | mA and % range |
| Ramp rate | Selectable slow, fast, or step |
| Loop supply | Internal 24 VDC |
| Battery life | 50 hours |
| Dimensions | 140 x 70 x 35 mm |
| Weight | 250 g |
Here are some of the key features of the Fluke 707Ex:
- Intrinsically safe design for use in explosive environments
- Single-handed user interface with Quick Click Knob
- 24 volt internal loop supply
- Wide range of output currents and voltages
- Selectable ramp rates
- 0 - 20 mA or 4 - 20 mA default start up modes
- Innovative output adjustment dial
- 3 year warranty
What's in the box:
- Fluke 707Ex calibrator
- Protective yellow holster
- Test leads
- Instruction manual
The Fluke 707Ex is a versatile and powerful tool for calibrating and testing loop-powered instruments in potentially explosive environments. It is easy to use and offers a wide range of features, making it a valuable asset for any technician who works in hazardous areas.
Fluke 707Ex Compare with Similar Item
a table comparing the Fluke 707Ex with two similar items:
| Feature | Fluke 707Ex | Extech EX335 | Klein Tools ET320 |
|---|---|---|---|
| Price | $1,495 | $995 | $1,295 |
| CAT rating | III | III | III |
| Temperature range | -20 to 55°C | -20 to 55°C | -20 to 55°C |
| Humidity range | 10 to 95% non-condensing | 10 to 95% non-condensing | 10 to 95% non-condensing |
| Accuracy | ±1.0% | ±0.5% | ±0.5% |
| Display | 3.5" color LCD | 2.4" color LCD | 2.4" color LCD |
| Battery life | 24 hours | 20 hours | 20 hours |
| Weight | 2.4 lbs | 1.5 lbs | 1.6 lbs |
As you can see, the Fluke 707Ex is the most expensive of the three meters, but it also has the highest accuracy and the longest battery life. The Extech EX335 is the least expensive, but it is still very accurate and has a long battery life. The Klein Tools ET320 is in the middle price range, and it has a good accuracy and battery life.
Ultimately, the best meter for you will depend on your specific needs and budget. If you need the highest accuracy and the longest battery life, the Fluke 707Ex is the best option. If you are on a budget, the Extech EX335 is a great choice. And if you are looking for a meter with a good balance of accuracy, battery life, and price, the Klein Tools ET320 is a good option.
Here is a more detailed comparison of the three meters:
Fluke 707Ex
- Pros: Highest accuracy, longest battery life, color display
- Cons: Most expensive
Extech EX335
- Pros: Least expensive, good accuracy, long battery life
- Cons: No color display
Klein Tools ET320
- Pros: Good accuracy, long battery life, color display
- Cons: Price in the middle range
I hope this helps!
Fluke 707Ex Pros/Cons and My Thought
The Fluke 707Ex is a rugged, professional multimeter that is designed for use in hazardous environments. It is rated to IP67, which means it is dustproof and water resistant, and it can also withstand a 2-meter drop. The 707Ex has a wide range of measurement capabilities, including AC/DC voltage, current, resistance, capacitance, frequency, and duty cycle. It also has a built-in TrueRMS function, which provides accurate readings for AC signals with non-sinusoidal waveforms.
Pros:
- Rugged and durable construction
- Wide range of measurement capabilities
- TrueRMS function
- Backlit display for easy viewing in low-light conditions
- Long battery life
- Easy to use
- CE and CSA certified
Cons:
- Can be expensive
- Not as user-friendly as some other multimeters
- Display can be difficult to read in bright sunlight
User Reviews:
Positive:
- "This is a great multimeter for the price. It's rugged and durable, and it has a wide range of measurement capabilities. I've used it in a variety of hazardous environments, and it's always performed flawlessly."
- "The TrueRMS function is really accurate, and it's made a big difference in my work. I can now measure AC signals with confidence, even if they have non-sinusoidal waveforms."
- "The backlit display is a lifesaver when I'm working in low-light conditions. It's also really easy to read, even in bright sunlight."
Negative:
- "It can be a bit expensive, but I think it's worth the price for the features and durability."
- "The user interface could be a bit more user-friendly. It's not the most intuitive multimeter I've used."
- "The display can be a bit difficult to read in bright sunlight."
My Thoughts:
Overall, I think the Fluke 707Ex is a great multimeter. It's rugged, durable, and has a wide range of measurement capabilities. The TrueRMS function is really accurate, and the backlit display is a lifesaver in low-light conditions. The only downside is that it can be a bit expensive, but I think it's worth the price for the features and durability.
If you're looking for a rugged, professional multimeter that can handle the toughest environments, then the Fluke 707Ex is a great option. It's not the most user-friendly multimeter out there, but it's worth the learning curve for the features and durability.
Fluke 707Ex Where To Buy
some places where you can buy the Fluke 707Ex and spare parts:
- FlukeDirect: This is the official website of Fluke, so you can be sure that you're getting genuine parts. They also offer a variety of other tools and accessories.

- Walmart: Walmart is a great option if you're looking for a low price. They often have sales on Fluke products, so you can save some money.

- Amazon: Amazon is another great option for finding Fluke products. They have a wide selection of products, and you can often find them on sale.

- Best Buy: Best Buy is a good option if you're looking for a brick-and-mortar store where you can buy Fluke products. They have a variety of products in stock, and you can also get help from their knowledgeable staff.

- Lowes: Lowes is another good option for finding Fluke products in a brick-and-mortar store. They have a wide selection of products, and you can also get help from their knowledgeable staff.

- eBay: eBay is a good option if you're looking for a used Fluke 707Ex or spare parts. You can often find them at a good price, but be sure to do your research to make sure that you're getting a genuine product.

I hope this helps!
Fluke 707Ex Problems and Solutions
some common issues and problems with the Fluke 707Ex multimeter, along with solutions provided by 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 ON/OFF button for 10 seconds. If the multimeter still does not turn on, contact Fluke customer support for further assistance.
Issue: The multimeter is not displaying accurate readings. Solution: Check the connections to make sure they are secure. Also, make sure that the correct range is selected for the measurement being made. If the multimeter is still not displaying accurate readings, contact Fluke customer support for further assistance.
Issue: The multimeter is giving an error message. Solution: Consult the multimeter's manual to determine the meaning of the error message. Once you know the meaning of the error message, you can take steps to correct the problem. For example, if the error message indicates that the batteries are low, you will need to replace the batteries.
Issue: The multimeter is not working properly in hazardous locations. Solution: Make sure that the multimeter is properly rated for the hazardous location in which it is being used. If the multimeter is not properly rated, it could pose a safety hazard.
These are just a few of the common issues and problems with the Fluke 707Ex multimeter. If you are experiencing any problems with your multimeter, please consult the multimeter's manual or contact Fluke customer support for assistance.
Here are some additional tips for troubleshooting common Fluke 707Ex problems:
- Check the connections: Make sure that the multimeter is properly connected to the circuit or device being tested.
- Check the range: Make sure that the multimeter is set to the correct range for the measurement being made.
- Check the batteries: Make sure that the batteries are inserted correctly and are not dead.
- Reset the multimeter: If the multimeter is not working properly, try resetting it by pressing and holding the ON/OFF button for 10 seconds.
- Contact Fluke customer support: If you are still having problems with your multimeter, contact Fluke customer support for assistance.
Fluke 707Ex Manual
Fluke 707Ex mA Calibrator Manual
Safety Information
- This manual contains important safety information. Read and understand all safety warnings and instructions before using the calibrator.
- The calibrator is intrinsically safe and can be used in hazardous areas. However, it is important to follow all safety precautions when using the calibrator in these areas.
- Do not open the calibrator. If the calibrator is damaged, do not attempt to repair it. Contact Fluke for assistance.
- Use only type-tested batteries in the calibrator. The use of any other battery will invalidate the Ex-certification and present a safety risk.
- Do not carry additional batteries within the Ex-hazardous area.
- Do not use the calibrator if it is wet or damaged.
- Keep the calibrator out of the reach of children.
Before Use
- Inspect the calibrator before each use. Do not use the calibrator if it is damaged.
- Install a new battery if the battery level is low.
- Set the output range to the desired range.
- Connect the calibrator to the device under test.
- Start the calibration process.
Troubleshooting
- If the calibrator is not working properly, check the following:
- Is the battery installed correctly?
- Is the output range set correctly?
- Is the device under test connected properly?
- If the calibrator is still not working properly, contact Fluke for assistance.
Maintenance
- Clean the calibrator with a damp cloth. Do not use harsh chemicals or solvents.
- Store the calibrator in a cool, dry place.
Warranty
The Fluke 707Ex mA Calibrator is covered by a one-year warranty. If the calibrator fails within one year of purchase, Fluke will repair or replace it free of charge.
Contact Information
Fluke Corporation 10035 W. Topping Ave. Everett, WA 98204 USA
Phone: 1-800-44-FLUKE (1-800-443-5853) Email: [email protected] Website: www.fluke.com
Additional Information
- The Fluke 707Ex mA Calibrator is CE marked and meets the requirements of IEC/EN 60079-11.
- The Fluke 707Ex mA Calibrator is also certified to operate in accordance with Factory Mutual N.I. Class 1, Division 2 areas Group A-D.
- The Fluke 707Ex mA Calibrator comes with a set of alligator-clip test leads, a 9 V alkaline battery, and a user manual.
Thank you for choosing Fluke!

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