The Complete Guide To Extech 381676a: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Extech 381676A Information

The Extech 381676A is a 9-function pen-style digital multimeter with a built-in non-contact voltage (NCV) detector. It features a large, 2000-count LCD display with high contrast for easy readability, and it can measure AC/DC voltage up to 600V, AC/DC current up to 200mA, resistance up to 40MΩ, and capacitance up to 100uF. The 381676A also includes logic, diode, and continuity tests.

Here is a table of the full specifications of the Extech 381676A:

FunctionRangeAccuracy
AC Voltage2V to 600V±0.5%
DC Voltage2V to 600V±0.5%
AC Current20mA to 200mA±1.0%
Resistance20Ω to 40MΩ±1.0%
Capacitance20pF to 100uF±3.0%
Logic0 to 5V±1.0%
Diode1.5V±1.0%
Continuity<50ΩAudible beep

The 381676A is powered by two AAA batteries, and it comes complete with test leads, alligator clips, batteries, and a manual.

Here are some of the features of the Extech 381676A:

  • Built-in NCV detector for quick and safe detection of live voltage
  • Large, 2000-count LCD display with high contrast for easy readability
  • Auto/manual ranging for convenient operation
  • Backlit display for use in low-light conditions
  • Overload protection
  • Durable construction

The Extech 381676A is a versatile and easy-to-use multimeter that is perfect for a variety of electrical testing applications. It is ideal for home and professional use, and it is backed by Extech's one-year warranty.

Here is what's included in the box:

  • Extech 381676A 9-function pen-style digital multimeter
  • Test leads
  • Alligator clips
  • AAA batteries
  • Manual

I hope this information is helpful. Please let me know if you have any other questions.

Extech 381676A Compare with Similar Item

Here is a table comparing the Extech 381676A to two similar multimeters:

FeatureExtech 381676AFluke 117Klein Tools MM150
Voltage rangeAC/DC 600VAC/DC 750VAC/DC 600V
Current rangeAC/DC 200mAAC/DC 400mAAC/DC 200mA
Resistance range200Ω to 200MΩ200Ω to 40MΩ200Ω to 40MΩ
Other featuresNCV detector, diode test, continuity test, logic testTrue RMS, diode test, continuity test, transistor testNCV detector, diode test, continuity test
Price$48$65$55

As you can see, the Extech 381676A is a more affordable multimeter than the Fluke 117 and the Klein Tools MM150. However, it does not have the same features as these two multimeters. The Fluke 117 and the Klein Tools MM150 both have true RMS measurement, which allows them to provide more accurate readings of AC signals. The Fluke 117 also has a transistor test function, which the Extech 381676A does not have.

Ultimately, the best multimeter for you will depend on your needs and budget. If you are looking for an affordable multimeter with basic features, the Extech 381676A is a good option. If you need a more accurate multimeter with more features, the Fluke 117 or the Klein Tools MM150 are better choices.

Here is a more detailed comparison of the three multimeters:

FeatureExtech 381676AFluke 117Klein Tools MM150
Voltage rangeAC/DC 600VAC/DC 750VAC/DC 600V
Current rangeAC/DC 200mAAC/DC 400mAAC/DC 200mA
Resistance range200Ω to 200MΩ200Ω to 40MΩ200Ω to 40MΩ
True RMSNoYesNo
Diode testYesYesYes
Continuity testYesYesYes
Logic testYesNoNo
Transistor testNoYesNo
NCV detectorYesYesYes
Price$48$65$55

I hope this helps!

Extech 381676A Pros/Cons and My Thought

the Extech 381676A 9 function pen multimeter pros/cons, user review (positive, negative) and my thought.

Pros:

  • The Extech 381676A is a pen-style multimeter, which makes it easy to carry around and use in tight spaces.
  • It has nine functions, including AC/DC voltage, AC/DC current, resistance, diode, continuity, logic, and NCV.
  • The NCV function allows you to detect live voltage without making contact with the circuit, which can be a safety hazard.
  • The meter has an easy-to-use rotary dial and alligator clips, making it easy to operate with one hand.
  • The display is large and easy to read, even in bright sunlight.
  • The meter is backed by a two-year warranty.

Cons:

  • The Extech 381676A is not as accurate as some other multimeters on the market.
  • The NCV function is not as sensitive as some other multimeters.
  • The meter does not have a backlit display, which can make it difficult to read in low-light conditions.

User reviews:

Here are some positive and negative user reviews of the Extech 381676A:

  • Positive review: "This multimeter is great for the price. It's small and easy to carry around, and it has all the features I need for basic electrical work. The NCV function is a lifesaver, and the display is easy to read. I would definitely recommend this meter to anyone looking for a reliable and affordable multimeter."
  • Negative review: "I was disappointed with the accuracy of this multimeter. The readings were not always consistent, and I found myself having to double-check my measurements. The NCV function is also not as sensitive as I would like. Overall, I'm not very impressed with this multimeter."

My thought:

Overall, I think the Extech 381676A is a good multimeter for the price. It's small, easy to use, and has a lot of features. The NCV function is a great safety feature, and the display is easy to read. However, the accuracy of the meter could be improved, and the NCV function could be more sensitive.

If you're looking for an affordable multimeter with a lot of features, the Extech 381676A is a good option. However, if you need a more accurate multimeter with a more sensitive NCV function, you might want to consider a different model.

Extech 381676A Problems and Solutions

some common issues and problems with the Extech 381676A multimeter and their solutions, as recommended by experts:

  • The multimeter is not turning on.
    1. Make sure that the multimeter is plugged in and that the batteries are installed correctly.
    2. If the multimeter is still not turning on, try resetting it by pressing the power button for 10 seconds.
  • The multimeter is not displaying any readings.
    1. Make sure that the multimeter is set to the correct mode.
    2. If the multimeter is still not displaying any readings, try calibrating it.
  • The multimeter is giving incorrect readings.
    1. Make sure that the probes are properly connected to the multimeter.
    2. If the multimeter is still giving incorrect readings, try calibrating it again.
  • The multimeter is damaged.
    1. If the multimeter is damaged, it should be repaired or replaced by a qualified technician.

Here are some additional tips for troubleshooting common problems with the Extech 381676A multimeter:

  • Check the connections. Make sure that the probes are properly connected to the multimeter and the test leads are in good condition.
  • Use the correct mode. Make sure that the multimeter is set to the correct mode for the measurement you are trying to make.
  • Calibrate the multimeter. If the multimeter is giving incorrect readings, it may need to be calibrated.
  • Replace the batteries. If the batteries are old or weak, they may not be providing enough power to the multimeter.

If you are still having trouble with your Extech 381676A multimeter, you can contact Extech customer support for assistance.

Extech 381676A Manual

the Extech 381676A manual:

Safety Information

  • Always disconnect power before making any measurements.
  • Do not use the meter if it is damaged or if the insulation on the test leads is broken.
  • Do not use the meter to measure voltages higher than the maximum range specified for each function.
  • Do not use the meter to measure current if the circuit is not protected by a fuse or circuit breaker.
  • Do not use the meter to measure AC current if the circuit is not grounded.
  • Do not use the meter to measure DC current if a motor on the circuit is being switched ON or OFF. Large voltage surges may occur that can damage the meter.
  • Do not use the meter in flammable or explosive atmospheres.
  • Do not use the meter near water or other liquids.
  • Do not drop the meter or expose it to extreme temperatures or humidity.
  • Keep the meter out of the reach of children.

Before Use

  • Check the batteries before using the meter. If the battery icon is displayed, the batteries need to be replaced.
  • Make sure that the function dial is set to the correct function for the measurement you are making.
  • Connect the test leads to the appropriate jacks on the meter.
  • Touch the black test probe tip to the negative side of the circuit and the red test probe tip to the positive side of the circuit.
  • Read the measurement on the display.

Troubleshooting

  • If the meter display is blank, check the batteries. If the batteries are good, the meter may be damaged.
  • If the meter is reading incorrectly, check the connections to the circuit. If the connections are good, the meter may be damaged.
  • If the meter is not working properly, contact Extech for service.

Maintenance

  • Clean the meter with a soft cloth. Do not use harsh chemicals or solvents to clean the meter.
  • Store the meter in a cool, dry place.
  • Replace the batteries every 6 months.

Warranty

The Extech 381676A 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, Extech will repair or replace the meter free of charge.

Contact Information

Extech Instruments 100 Wood Avenue Southbridge, MA 01540 USA Phone: 1-508-765-1100 Fax: 1-508-765-0600 Email: [email protected] Website: [URL Extech Instruments]

Additional Information

  • The Extech 381676A is a pen-style multimeter with a built-in non-contact voltage detector (NCV). It features nine functions: AC/DC voltage, AC/DC current, resistance, diode, continuity, logic, frequency, and duty cycle.
  • The NCV detector allows you to quickly and safely detect the presence of live voltage without touching the circuit.
  • The meter has a large, backlit display that makes it easy to read measurements in low-light conditions.
  • The meter is small and lightweight, making it easy to carry and use in the field.

I hope this manual has been helpful. If you have any further questions, please contact Extech customer support.

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