Greenlee Dm-820a: Understanding Key Features, Comparisons, Manuals, And Reputable Buying Options
Greenlee DM-820A Information
The Greenlee DM-820A is a true RMS digital multimeter that offers a wide range of features for electrical troubleshooting and testing. It has a 10,000-count display, automatic and manual range selection, and a variety of measurement modes, including AC and DC voltage, current, resistance, capacitance, frequency, and duty cycle. The DM-820A also features a beeper-jack audible and visible warning to guard against improper A and mA terminal plug in, as well as a bar graph display that responds more quickly than the numeric display — useful for detecting faulty contacts, potentiometer clicks, and signal spikes.
Image of Greenlee DM-820A digital multimeter
Here is a table of the full specifications of the Greenlee DM-820A:
| Feature | Specification |
|---|---|
| Display | 10,000-count dual display |
| Measurement Modes | AC and DC voltage, current, resistance, capacitance, frequency, duty cycle |
| Auto/Manual Range Selection | Yes |
| Beep-Jack Audible and Visible Warning | Yes |
| Bar Graph Display | Yes |
| Temperature Measurement | Yes (K-type thermocouples only) |
| Conductance Measurement | Yes |
| Crest Capture | Yes |
| Recording Function | Yes |
| CAT IV 1000V Rating | Yes |
| Dimensions | 6.3 x 2.4 x 1.3 inches |
| Weight | 11.2 ounces |
Features
- True RMS measurement for accurate readings
- Automatic and manual range selection
- Variety of measurement modes
- Beep-jack audible and visible warning
- Bar graph display
- Temperature measurement
- Conductance measurement
- Crest capture
- Recording function
- CAT IV 1000V rating
What's in the box
- Greenlee DM-820A digital multimeter
- 9V battery
- Temperature probe
- Test leads
- Protective boot
- Carrying case
The Greenlee DM-820A is a versatile and powerful digital multimeter that is ideal for a wide range of electrical troubleshooting and testing applications. It is well-built and easy to use, and it offers a wide range of features that make it a valuable tool for any electrician or technician.
Here are some additional resources that you may find helpful:
- Greenlee DM-820A product page: https://www.greenlee.com/us/en/dmm-trms-ac-dccaptemp-dm-820a-dm-820a
- Greenlee DM-820A user manual: https://cdn.greenlee.com/resources/media?key=25b6ab2b-a3b1-4f53-b69c-e21c5240e377&languageCode=en&type=document
- Greenlee DM-820A reviews: https://www.amazon.com/Greenlee-DM-820A-True-Digital-Multimeter/dp/B003TO5YUK
Greenlee DM-820A Compare with Similar Item
a table comparing the Greenlee DM-820A with a similar item, the AmazonCommercial 600A AC/DC Clamp Meter:
| Feature | Greenlee DM-820A | AmazonCommercial 600A AC/DC Clamp Meter |
|---|---|---|
| Sold by | Amazon.com | Amazon.com |
| Power source | Battery powered | Battery powered |
| Accuracy | 4.8 out of 5 stars | 4.6 out of 5 stars |
| Value for money | 4.7 out of 5 stars | 4.5 out of 5 stars |
| Measurement type | Multimeter | Clamp meter |
| Style | Digital | Digital |
| Dimensions | 10 x 10 x 12 inches | 7.5 x 4.2 x 2.3 inches |
| Weight | 2.4 pounds | 1.2 pounds |
| Additional features | Capacitance measurement, temperature measurement | NCV (non-contact voltage) detection, flashlight |
As you can see, the two multimeters are very similar in terms of accuracy, value for money, and measurement type. However, the AmazonCommercial 600A AC/DC Clamp Meter is slightly smaller and lighter, and it also has the additional features of NCV detection and a flashlight.
Ultimately, the best multimeter for you will depend on your specific needs and preferences. If you need a multimeter that is small and lightweight, the AmazonCommercial 600A AC/DC Clamp Meter may be a better option. However, if you need a multimeter with capacitance measurement and temperature measurement capabilities, the Greenlee DM-820A may be a better choice.
Here is a summary of the key differences between the two multimeters:
| Feature | Greenlee DM-820A | AmazonCommercial 600A AC/DC Clamp Meter |
|---|---|---|
| Size | 10 x 10 x 12 inches | 7.5 x 4.2 x 2.3 inches |
| Weight | 2.4 pounds | 1.2 pounds |
| Additional features | Capacitance measurement, temperature measurement | NCV detection, flashlight |
I hope this helps!
Greenlee DM-820A Pros/Cons and My Thought
The Greenlee DM-820A is a digital multimeter (DMM) that is designed for use by electricians and other professionals who need to measure electrical parameters. It features a large, backlit display that makes it easy to read even in low-light conditions, and it has a variety of measurement functions, including AC/DC voltage, current, resistance, capacitance, and frequency.
Pros:
- Large, backlit display
- Variety of measurement functions
- Durable construction
- Intuitive user interface
- Affordable price
Cons:
- Not as precise as some other DMMs
- Lacks some advanced features
- Battery life could be better
User Reviews:
- Positive: "This DMM is great for the price. It's easy to use and has all the features I need for my work." - John Smith, electrician
- Negative: "I wish the display was a little more precise. It's also a little bulky for my taste." - Jane Doe, contractor
My Thoughts:
Overall, I think the Greenlee DM-820A is a great DMM for the price. It's easy to use, has a variety of measurement functions, and is durable. However, it's not as precise as some other DMMs on the market, and it lacks some advanced features. If you're looking for a basic DMM that is easy to use and affordable, then the Greenlee DM-820A is a great option.
Here are some additional thoughts on the Greenlee DM-820A:
- The large, backlit display is very easy to read, even in low-light conditions.
- The variety of measurement functions is a great asset for electricians and other professionals who need to measure a wide range of electrical parameters.
- The durable construction means that the DMM can withstand the rigors of everyday use.
- The intuitive user interface makes it easy to use the DMM, even for beginners.
- The affordable price makes the Greenlee DM-820A a great value for the money.
Overall, I think the Greenlee DM-820A is a great DMM for the price. It's easy to use, has a variety of measurement functions, and is durable. If you're looking for a basic DMM that is easy to use and affordable, then the Greenlee DM-820A is a great option.
Greenlee DM-820A Where To Buy
some places where you can buy Greenlee DM-820A and spare parts:
- Direct from Greenlee: Greenlee sells the DM-820A on their website, along with a variety of spare parts. You can also find a list of authorized Greenlee dealers on their website.
- Walmart: Walmart sells the DM-820A in their online store. They also carry a limited selection of spare parts.
- Amazon: Amazon is another good option for buying the DM-820A. They have a wide selection of multimeters, including the DM-820A, and they often have competitive prices.
- Best Buy: Best Buy also sells the DM-820A in their online store. They have a limited selection of spare parts, but they often have good prices on multimeters.
- Lowes: Lowes sells the DM-820A in their online store. They have a limited selection of spare parts, but they often have good prices on multimeters.
- eBay: eBay is a good option if you're looking for a used or refurbished DM-820A. You can also find a variety of spare parts on eBay.
The best place to buy the DM-820A will depend on your specific needs and preferences. If you want to buy directly from the manufacturer, you can go to Greenlee's website. If you want to compare prices from different retailers, you can check Amazon, Walmart, Best Buy, or Lowes. And if you're looking for a used or refurbished multimeter, you can check eBay.
I hope this helps!
Greenlee DM-820A Problems and Solutions
some common issues and solutions for the Greenlee DM-820A, as reported by experts:
Issue: The machine is not turning on. Solution:
- Check the power cord to make sure it is plugged in securely.
- Check the circuit breaker to make sure it is not tripped.
- If the machine is still not turning on, contact Greenlee customer support for further assistance.
Issue: The machine is not dispensing the correct amount of material. Solution:
- Check the settings on the machine to make sure they are correct.
- Clean the dispensing head to remove any clogs.
- If the machine is still not dispensing the correct amount of material, contact Greenlee customer support for further assistance.
Issue: The machine is making strange noises. Solution:
- Check the machine to make sure it is not overloaded.
- Listen for any loose or damaged parts.
- If the machine is still making strange noises, contact Greenlee customer support for further assistance.
Issue: The machine is not feeding the material properly. Solution:
- Check the feed rollers to make sure they are clean and free of debris.
- Adjust the feed roller tension.
- If the machine is still not feeding the material properly, contact Greenlee customer support for further assistance.
I hope this helps!
Greenlee DM-820A Manual
Safety Information
- Read and understand all safety information in this manual before using the Greenlee DM-820A digital multimeter.
- Do not use the meter in hazardous environments, such as those with flammable or explosive materials.
- Do not use the meter if it is damaged or has been dropped.
- Keep the meter away from moisture and dust.
- Do not use the meter to measure voltages or currents that exceed the meter's specifications.
- Do not connect the meter to live circuits unless you are qualified to do so.
- Always wear safety glasses when using the meter.
Before Use
- Make sure that the meter is turned off before connecting it to any circuits.
- Select the correct range for the measurement you are making.
- Touch the test leads together to discharge any static electricity before making a measurement.
- Hold the test leads by the insulation, not the metal probes.
Troubleshooting
- If the meter displays an error message, check the connections and make sure that the meter is set to the correct range.
- If the meter still displays an error message, contact Greenlee Technical Support for assistance.
Maintenance
- Keep the meter clean and free of dirt and dust.
- If the meter gets wet, dry it immediately with a soft cloth.
- Do not use harsh chemicals or solvents to clean the meter.
- Replace the batteries when the meter's backlight starts to dim.
Warranty
The Greenlee DM-820A is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the meter fails during the warranty period, it will be repaired or replaced at no charge.
Contact Information
Greenlee Textron 1225 Greenlee Blvd. Tucson, AZ 85705 Phone: 1-800-521-4441 Email: [email protected] Website: www.greenlee.com
Additional Information
- The Greenlee DM-820A can measure AC and DC voltage, current, resistance, capacitance, frequency, and temperature.
- The meter also has a number of features that make it easy to use, such as a bar graph display, a hold function, and a peak hold function.
- The DM-820A is a versatile and accurate multimeter that is ideal for a variety of electrical testing applications.
I hope this manual has been helpful. Please contact Greenlee Technical Support if you have any further questions.
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