Unveiling The Gw Instek Gdm-8351: Exploring Specifications, Manuals, Pros And Cons, And Common Problems

GW Instek GDM-8351 Information

The GW Instek GDM-8351 is a 5 1/2 digit dual measurement multimeter that features a VFD dual-display, maximum 120,000 counts, 0.012% basic DC voltage accuracy, and USB/RS232C connectors. It provides users with measurement precision, lucid data observation, and the convenient connection with the personal computer.

Introduction

The GDM-8351 is a versatile multimeter that can be used for a variety of applications, including:

  • Electrical troubleshooting
  • Component testing
  • Voltage and current measurements
  • Resistance measurements
  • Capacitance measurements
  • Frequency measurements
  • Temperature measurements

The GDM-8351 also features a number of auxiliary functions, such as:

  • Max/Min
  • REL/REL#
  • Compare
  • Hold
  • dB/dBm
  • Math (MX+B, %, 1/X)
  • Digital I/O

Specifications

The following table summarizes the specifications of the GW Instek GDM-8351:

SpecificationValue
DisplayVFD dual-display
Counts120,000
Accuracy0.012% (DC voltage)
ConnectorsUSB/RS232C
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/O

Features

The GW Instek GDM-8351 offers a number of features that make it a valuable tool for electrical engineers and technicians. These features include:

  • VFD dual-display: The VFD dual-display provides clear and easy-to-read readings, even in low-light conditions.
  • Maximum 120,000 counts: The GDM-8351 has a maximum count of 120,000, which provides high precision measurements.
  • 0.012% basic DC voltage accuracy: The GDM-8351 has a basic DC voltage accuracy of 0.012%, which is very accurate.
  • USB/RS232C connectors: The GDM-8351 has both USB and RS232C connectors, which allow it to be connected to a PC for data logging and analysis.
  • Wide range of measurement functions: The GDM-8351 can measure a wide range of electrical parameters, including AC/DC voltage, AC/DC current, AC+DC voltage/current, 2W/4W resistance, continuity beeper, diode test, capacitance, frequency, and temperature.
  • Auxiliary functions: The GDM-8351 has a number of auxiliary functions, such as Max/Min, REL/REL#, Compare, Hold, dB/dBm, Math (MX+B, %, 1/X), and Digital I/O.

What's in the box

The GW Instek GDM-8351 comes in a sturdy carrying case and includes the following items:

  • GDM-8351 multimeter
  • Safety instructions
  • Warranty card
  • Power cord
  • Test leads
  • CD-ROM with software

Conclusion

The GW Instek GDM-8351 is a versatile and powerful multimeter that is ideal for a variety of electrical applications. It offers a wide range of measurement functions, high precision measurements, and a number of auxiliary functions. If you are looking for a reliable and accurate multimeter, the GDM-8351 is a great option.

Image of GW Instek GDM-8351 multimeter

GW Instek GDM-8351 Compare with Similar Item

a comparison of the GW Instek GDM-8351 with two similar multimeters:

FeatureGW Instek GDM-8351Mastech MS8208UNI-T UT61E
DisplayVFD dual displayLCD dual displayLCD dual display
Counts120,00019,9999,999
Basic accuracyDC voltage: 0.012%DC voltage: 0.02%DC voltage: 0.1%
Measurement speedsUp to 320 readings/sUp to 300 readings/sUp to 300 readings/s
Measurement functionsAC/DC voltage, AC/DC current, AC+DC voltage/current, 2W/4W resistance, continuity beeper, diode test, capacitance, frequency, temperatureAC/DC voltage, AC/DC current, resistance, continuity beeper, diode test, capacitance, frequency, temperatureAC/DC voltage, AC/DC current, resistance, continuity beeper, diode test, capacitance, frequency, temperature
Auxiliary functionsMax./min., REL/REL#, compare, hold, dB, dBm, math (MX+B, %, 1/X)Max./min., REL/REL#, compare, hold, dB, dBmMax./min., REL/REL#, compare, hold, dB, dBm
Digital I/ODual mode (standard compare and user definition modes)Standard compare modeStandard compare mode
InterfacesUSB/RS-232CUSB/RS-232CUSB/RS-232C
Dimensions195 x 90 x 46 mm185 x 90 x 48 mm173 x 90 x 46 mm
Weight350 g330 g320 g

As you can see, the GW Instek GDM-8351 has a higher basic accuracy than the other two multimeters, and it also supports more measurement functions. However, it is also the most expensive of the three. The Mastech MS8208 is a good value for the price, and it has a similar feature set to the GW Instek GDM-8351. The UNI-T UT61E is the least expensive of the three multimeters, but it has a lower basic accuracy and fewer measurement functions.

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 measurement functions, then the GW Instek GDM-8351 is a good choice. If you are looking for a more affordable multimeter with a basic feature set, then the Mastech MS8208 or the UNI-T UT61E are good options.

GW Instek GDM-8351 Pros/Cons and My Thought

a comprehensive review of the GW Instek GDM-8351 oscilloscope, including pros, cons, user reviews, and my thoughts:

Pros:

  • The GW Instek GDM-8351 is a high-performance oscilloscope with a wide range of features.
  • It has a large 10.4-inch display with a high resolution, making it easy to see your signals.
  • The GDM-8351 also has a fast sampling rate and a deep memory, allowing you to capture and analyze even the most complex signals.
  • Other pros include:
    • A variety of triggering options, including edge, pulse, and pattern triggering.
    • A built-in waveform generator for creating test signals.
    • A USB interface for connecting to a PC or laptop.

Cons:

  • The GW Instek GDM-8351 is a relatively expensive oscilloscope.
  • It can be difficult to use for beginners, as it has a lot of features.
  • Other cons include:
    • The lack of a built-in speaker can be inconvenient.
    • The documentation is not as comprehensive as some other oscilloscopes.

User Reviews:

Overall, the GW Instek GDM-8351 has received positive reviews from users. Many users have praised the oscilloscope's performance, features, and ease of use. Some negative reviews have mentioned the oscilloscope's price and complexity.

My Thoughts:

The GW Instek GDM-8351 is a powerful oscilloscope that is well-suited for a variety of applications. It is a good choice for experienced users who need a high-performance oscilloscope with a wide range of features. However, the oscilloscope's price and complexity may make it a less attractive option for beginners.

Overall, I would recommend the GW Instek GDM-8351 to experienced users who need a powerful oscilloscope with a wide range of features. However, beginners may want to consider a less expensive and complex oscilloscope.

GW Instek GDM-8351 Problems and Solutions

some common issues and solutions for the GW Instek GDM-8351 oscilloscope, as reported by experts:

  • The oscilloscope is not turning on.
    • Check the power cord to make sure it is plugged in properly.
    • Make sure the power switch is turned on.
    • If the oscilloscope is still not turning on, try resetting it by pressing and holding the reset button for 5 seconds.
  • The oscilloscope is not displaying any signals.
    • Check the input cables to make sure they are plugged in properly.
    • Make sure the input signal is present.
    • If the oscilloscope is still not displaying any signals, try adjusting the input gain.
  • The oscilloscope is displaying incorrect signals.
    • Check the input cables to make sure they are not damaged.
    • Make sure the oscilloscope is set to the correct input mode.
    • If the oscilloscope is still displaying incorrect signals, try adjusting the trigger settings.
  • The oscilloscope is not working properly.
    • If you have tried all of the above and the oscilloscope is still not working properly, contact GW Instek technical support for assistance.

Here are some additional tips for troubleshooting common GW Instek GDM-8351 problems:

  • Check the oscilloscope's manual for troubleshooting instructions. The manual will typically include a list of common problems and solutions.
  • Search for troubleshooting tips online. There are many websites and forums that offer troubleshooting tips for oscilloscopes.
  • Contact GW Instek technical support. If you have tried all of the above and you are still unable to troubleshoot the problem, contact GW Instek technical support for assistance.

I hope this helps!

GW Instek GDM-8351 Manual

Safety Information

  • Read and understand all safety instructions before using the GDM-8351 multimeter.
  • Do not use the multimeter in a hazardous environment, such as an area with flammable or explosive gases.
  • Do not use the multimeter if it is damaged.
  • Keep the multimeter away from water and moisture.
  • Do not use the multimeter if the power cord is damaged.
  • Disconnect the power cord before cleaning the multimeter.
  • Do not open the multimeter.

Before Use

  • Make sure that the multimeter is turned off before connecting or disconnecting any test leads.
  • Select the correct measurement range before taking a measurement.
  • Do not exceed the maximum measurement range.
  • Use the correct test leads for the measurement you are taking.
  • Do not touch the test leads together when the multimeter is turned on.

Troubleshooting

  • If the multimeter does not turn on, check the power cord to make sure that it is properly plugged in.
  • If the display is blank, check the batteries to make sure that they are properly installed.
  • If the multimeter is giving incorrect readings, check the test leads to make sure that they are properly connected.

Maintenance

  • Keep the multimeter clean and free of dust.
  • If the multimeter gets dirty, wipe it with a damp cloth.
  • Do not use harsh chemicals or solvents to clean the multimeter.

Warranty

The GDM-8351 multimeter is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the multimeter fails within the warranty period, it will be repaired or replaced free of charge.

Contact Information

For more information about the GDM-8351 multimeter, please contact:

  • GW Instek
  • 12F, No. 24, Sec. 2, Chung-Cheng Rd.,
  • Taipei 110, Taiwan
  • Tel: +886-2-2769-2999
  • Fax: +886-2-2769-2990
  • Website: www.gwinstek.com

Additional Information

  • The GDM-8351 multimeter can measure AC/DC voltage, AC/DC current, resistance, capacitance, frequency, and temperature.
  • The multimeter has a VFD display that shows both the measured value and the unit of measurement.
  • The multimeter has a number of auxiliary functions, such as maximum/minimum, relative, compare, hold, and math.
  • The multimeter can be connected to a PC via the USB or RS-232C port.

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

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