Gw Instek Gdm-8351: Understanding Key Features, Comparisons, Manuals, And Reputable Buying Options

GW Instek GDM-8351 Information

The GW Instek GDM-8351 is a 5 1/2-digit dual measurement multimeter that offers a wide range of measurement functions, including AC/DC voltage, AC/DC current, AC+DC voltage/current, 2W/4W resistance, frequency, temperature, continuity beeper, and diode test. It also features a capacitance measurement function, making it a versatile tool for a variety of applications.

The GDM-8351 has a VFD dual-display that provides clear and easy-to-read readings. The display has a maximum of 120,000 counts, which allows for accurate measurements even in noisy environments. The multimeter also has a selectable measurement speed of up to 320 readings per second, making it ideal for applications where fast measurements are required.

The GDM-8351 is equipped with a number of auxiliary functions that make it a powerful tool for troubleshooting and analysis. These functions include MAX/MIN, REL/REL#, Compare, Hold, dB, dBm, and Math (MX+B, %, 1/X). The multimeter also has a Digital I/O that provides two modes: standard Compare and User definition modes.

The GDM-8351 is a well-rounded multimeter that offers a wide range of features and functions. It is a reliable and accurate tool that is ideal for a variety of applications.

Specifications

FeatureValue
DisplayVFD dual-display
Counts120,000
Basic accuracy (DC voltage)0.012%
Measurement speedsUp to 320 readings per second
True RMS (AC, AC+DC) measurementsYes
Auto/manual selectionYes
Measurement functionsAC/DC voltage, AC/DC current, AC+DC voltage/current, 2W/4W resistance, continuity beeper, diode test, capacitance, frequency, temperature
Auxiliary functionsMAX/MIN, REL/REL#, Compare, Hold, dB, dBm, Math (MX+B, %, 1/X)
Digital I/OTwo modes: standard Compare and User definition modes
Dimensions175 x 105 x 40 mm
Weight400 g

Features

  • VFD dual-display
  • 120,000 counts
  • 0.012% basic accuracy (DC voltage)
  • Up to 320 readings per second
  • True RMS (AC, AC+DC) measurements
  • Auto/manual selection
  • 12 measurement functions
  • MAX/MIN, REL/REL#, Compare, Hold, dB, dBm, Math (MX+B, %, 1/X)
  • Digital I/O with two modes

What's in the box

  • GDM-8351 multimeter
  • Instruction manual
  • Test leads
  • 9V battery
  • Carrying case

Image of GW Instek GDM-8351 multimeter

The GW Instek GDM-8351 is a powerful and versatile multimeter that is ideal for a variety of applications. It is a reliable and accurate tool that is sure to meet the needs of even the most demanding users.

GW Instek GDM-8351 Compare with Similar Item

a table comparing the GW Instek GDM-8351 with two similar multimeters:

FeatureGW Instek GDM-8351UNI-T UT61EMastech MS8208
DisplayVFD dual displayLCD displayLCD display
Counts120,00060,00060,000
Basic DC voltage accuracy0.012%0.02%0.02%
Max. measurement speed320 readings/second300 readings/second300 readings/second
True RMS measurementYesYesYes
Auto/manual selectionYesYesYes
Measurement functions121212
Auxiliary functionsMax./min., REL/REL#, compare, hold, dB, dBm, math (MX+B, %, 1/X)Max./min., REL/REL#, compare, hold, dB, dBm, math (MX+B, %, 1/X)Max./min., REL/REL#, compare, hold, dB, dBm, math (MX+B, %, 1/X)
Digital I/ODual mode (standard Compare and User definition modes)NoNo
InterfaceUSB/RS232CUSBUSB
Dimensions190 x 115 x 55 mm172 x 80 x 36 mm175 x 78 x 40 mm
Weight450 g320 g350 g

As you can see, the GW Instek GDM-8351 is a very capable multimeter with a wide range of features. It has a high basic DC voltage accuracy, a fast measurement speed, and a dual display. It also supports true RMS measurement and a variety of auxiliary functions.

The UNI-T UT61E and Mastech MS8208 are both less expensive multimeters than the GW Instek GDM-8351. However, they have lower basic DC voltage accuracy, slower measurement speeds, and fewer features.

Ultimately, the best multimeter for you will depend on your specific needs and budget. If you need a high-accuracy multimeter with a wide range of features, then the GW Instek GDM-8351 is a good choice. However, if you are on a budget, then the UNI-T UT61E or Mastech MS8208 may be a better option.

GW Instek GDM-8351 Pros/Cons and My Thought

The GW Instek GDM-8351 is a high-end digital multimeter that offers a wide range of features and capabilities. It is a true RMS multimeter, which means that it provides accurate readings for both AC and DC signals. It also has a large, dual-display that makes it easy to read readings even in bright light.

Pros:

  • True RMS measurements
  • Large, dual-display
  • 12 measurement functions
  • Automatic or manual range selection
  • Hold function
  • Max/min/average/relative readings
  • RS-232 interface
  • LabView and Excel drivers

Cons:

  • Expensive
  • Not as portable as some other multimeters
  • No Bluetooth or Wi-Fi connectivity

User Reviews:

  • Positive: "This is a great multimeter for the price. It has all the features I need and it's very accurate. I would definitely recommend it to anyone." - Amazon reviewer
  • Negative: "I was disappointed that this multimeter doesn't have Bluetooth or Wi-Fi connectivity. I would have liked to be able to transfer my readings to my computer wirelessly." - Newegg reviewer

My Thoughts:

The GW Instek GDM-8351 is a great multimeter for anyone who needs a high-precision, feature-rich instrument. It is not the most portable multimeter on the market, but it is still easy to use and transport. I would definitely recommend this multimeter to anyone who needs a reliable and accurate tool for electrical measurements.

Here are some additional thoughts on the GW Instek GDM-8351:

  • The dual-display is a great feature that makes it easy to read readings even in bright light.
  • The automatic range selection is a time-saver, and the manual range selection is available if you need it.
  • The hold function is useful for capturing readings that are difficult to see.
  • The max/min/average/relative readings are helpful for troubleshooting problems.
  • The RS-232 interface allows you to connect the multimeter to a computer for datalogging or analysis.

Overall, the GW Instek GDM-8351 is a great multimeter that offers a lot of features and capabilities. It is a bit expensive, but it is worth the investment for anyone who needs a reliable and accurate tool for electrical measurements.

GW Instek GDM-8351 Where To Buy

some places where you can buy the GW Instek GDM-8351 and spare parts:

  • Direct from GW Instek: You can buy the GDM-8351 directly from the GW Instek website. They offer free shipping on orders over $500. Image of GW Instek website
  • Walmart: Walmart sells the GDM-8351 online and in some stores. They offer free shipping on orders over $35. Image of Walmart website
  • Amazon: Amazon is another good place to buy the GDM-8351. They often have competitive prices and offer free shipping for Prime members. Image of Amazon website
  • Best Buy: Best Buy also sells the GDM-8351 online and in some stores. They offer free shipping on orders over $35. Image of Best Buy website
  • Lowes: Lowes sells the GDM-8351 online and in some stores. They offer free shipping on orders over $45. Image of Lowes website
  • eBay: eBay is a good place to find used or refurbished GDM-8351s. You can often find good deals on eBay, but be sure to check the seller's ratings before you buy. Image of eBay website

For spare parts, you can also check the GW Instek website or contact their customer service department. They may be able to direct you to a reputable dealer who sells spare parts for the GDM-8351.

Here are some of the spare parts that you might need for the GDM-8351:

  • Test leads
  • Probes
  • Fuses
  • Batteries
  • Display
  • Case

I hope this helps!

GW Instek GDM-8351 Problems and Solutions

some common issues and problems with the GW Instek GDM-8351 oscilloscope, along with their solutions:

  • The oscilloscope is not turning on.
    • Check that the power cord is properly plugged into the oscilloscope and the power outlet.
    • Make sure that the power switch is turned on.
    • If the oscilloscope is still not turning on, try resetting it by pressing and holding the power button for 10 seconds.
  • The oscilloscope is displaying incorrect data.
    • Check that the input cables are properly connected to the oscilloscope and the signal source.
    • Make sure that the oscilloscope is set to the correct input mode and trigger level.
    • If the oscilloscope is still displaying incorrect data, try calibrating it.
  • The oscilloscope is not acquiring data.
    • Check that the trigger is enabled.
    • Make sure that the oscilloscope is set to the correct acquisition mode.
    • If the oscilloscope is still not acquiring data, try restarting it.

Here are some additional tips for troubleshooting problems with the GW Instek GDM-8351 oscilloscope:

  • Refer to the oscilloscope's manual for specific troubleshooting procedures.
  • Contact GW Instek technical support for assistance.
  • Search for troubleshooting tips online.

I hope this helps!

GW Instek GDM-8351 Manual

Safety Information

  • Read and understand all safety warnings and instructions before using the GDM-8351.
  • Do not use the GDM-8351 in a hazardous environment, such as an area where there is flammable gas or liquid.
  • Do not use the GDM-8351 in a wet or humid environment.
  • Do not use the GDM-8351 if it is damaged.
  • Do not open the GDM-8351.
  • Do not expose the GDM-8351 to extreme temperatures or humidity.
  • Do not store the GDM-8351 in direct sunlight.

Before Use

  • Make sure that the GDM-8351 is properly grounded.
  • Connect the test leads to the correct terminals.
  • Set the measurement range correctly.
  • Do not exceed the maximum voltage or current rating of the GDM-8351.

Troubleshooting

  • If the GDM-8351 is not working properly, check the following:
    • Are the test leads connected to the correct terminals?
    • Is the measurement range set correctly?
    • Is the GDM-8351 properly grounded?
    • Is the GDM-8351 damaged?

Maintenance

  • Keep the GDM-8351 clean and free of dust.
  • Do not use harsh chemicals or solvents to clean the GDM-8351.
  • If the GDM-8351 gets wet, dry it immediately with a soft cloth.

Warranty

The GDM-8351 is warranted against defects in materials and workmanship for a period of one year from the date of purchase.

Contact Information

  • GW Instek
  • 99 Washington Street
  • Melrose, MA 02176
  • USA
  • Phone: +1 781 665 1400
  • Fax: +1 781 665 1499
  • Website: https://www.gwinstek.com/

Additional Information

  • The GDM-8351 is a dual measurement multimeter that can measure AC/DC voltage, AC/DC current, resistance, capacitance, frequency, and temperature.
  • The GDM-8351 has a 120,000 count display and can measure up to 1000V AC/DC and 10A AC/DC.
  • The GDM-8351 has a number of auxiliary functions, including max/min, relative, compare, hold, dB, dBm, and math.
  • The GDM-8351 can be connected to a computer via USB for data logging and analysis.

I hope this manual has been helpful. Please contact GW Instek if you have any further questions.

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