The Complete Guide To Keithley 2110-240: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Keithley 2110-240 Information

The Keithley 2110-240 is a 5.5-digit dual-display digital multimeter that combines compelling pricing with comprehensive capabilities, superior measurement accuracy, and high speed. It features 15 measurement functions and 7 math functions, and has dual-line display capability, which allows it to display two different measurements concurrently. The 2110-240 is an unbeatable value for production, R&D, and test engineers, scientists, and students making a wide variety of measurements in portable, bench, and system applications.

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Specifications

Specification	Value
Display	5.5-digit dual-line
Measurement functions	DC voltage, AC voltage, DC current, AC current, resistance, capacitance, frequency, duty cycle, temperature, diode, continuity, transistor hFE, and temperature coefficient of resistance
Math functions	Add, subtract, multiply, divide, and store
Autoranging	Yes
Datalogging	Yes, up to 10,000 readings
USB interface	Yes, TMC-compliant
Accuracy	DC voltage: ±0.002%, AC voltage: ±0.004%, DC current: ±0.005%, AC current: ±0.01%, resistance: ±0.01%, capacitance: ±0.05%
Speed	Up to 200 readings/second
Dimensions	192 x 127 x 76 mm
Weight	1.5 kg

Features

Comprehensive measurement capabilities: The 2110-240 offers a wide range of measurement functions, including DC and AC voltage, current, resistance, capacitance, frequency, duty cycle, temperature, diode, continuity, transistor hFE, and temperature coefficient of resistance.
Dual-line display: The 2110-240's dual-line display allows you to view two different measurements simultaneously, which can be helpful for troubleshooting and making complex measurements.
Autoranging: The 2110-240 automatically ranges the measurement scale to the appropriate range for the measurement, which saves time and eliminates the need to manually change the range.
Datalogging: The 2110-240 can log up to 10,000 readings, which can be helpful for troubleshooting and making long-term measurements.
USB interface: The 2110-240 has a USB interface, which allows you to connect it to a computer for datalogging, remote control, and firmware updates.

What's in the box

Keithley 2110-240 digital multimeter
Instruction manual
Power cord
9V battery

Conclusion

The Keithley 2110-240 is a powerful and versatile digital multimeter that offers a wide range of measurement capabilities, high accuracy, and fast speed. It is an excellent choice for production, R&D, and test engineers, scientists, and students who need a reliable and accurate multimeter for a variety of applications.

Keithley 2110-240 Compare with Similar Item

a table comparing the Keithley 2110-240 to two similar multimeters:

Feature	Keithley 2110-240	Fluke 87V	Keysight 34461A
Display	6.5-digit	6.5-digit	6.5-digit
Resolution	0.001	0.001	0.001
Accuracy	0.02%	0.02%	0.02%
Measurement ranges	DC voltage: 0.1V to 1000V, AC voltage: 0.1V to 750V, DC current: 10µA to 3A, resistance: 10Ω to 10MΩ	DC voltage: 200mV to 1000V, AC voltage: 200mV to 750V, DC current: 10µA to 10A, resistance: 1Ω to 10MΩ	DC voltage: 200mV to 1000V, AC voltage: 200mV to 750V, DC current: 10µA to 10A, resistance: 1Ω to 10MΩ
Functions	True RMS, differential measurement, frequency measurement, pulse width measurement, continuity testing, diode testing, transistor testing	True RMS, differential measurement, frequency measurement, pulse width measurement, continuity testing, diode testing, transistor testing	True RMS, differential measurement, frequency measurement, pulse width measurement, continuity testing, diode testing, transistor testing
Price	$1,295	$1,399	$1,599

As you can see, the Keithley 2110-240 is very similar to the Fluke 87V and the Keysight 34461A. They all have the same display resolution, accuracy, and measurement ranges. The main difference between the three multimeters is the price. The Keithley 2110-240 is the most affordable option, while the Keysight 34461A is the most expensive.

If you are looking for a high-accuracy multimeter with a wide range of measurement functions, the Keithley 2110-240 is a great option. It is also the most affordable option of the three multimeters compared. However, if you are willing to pay more, the Keysight 34461A offers a few additional features, such as a larger display and a higher current measurement range.

Ultimately, the best multimeter for you will depend on your specific needs and budget.

Keithley 2110-240 Pros/Cons and My Thought

The Keithley 2110-240 is a high-accuracy benchtop digital multimeter (DMM) that is designed for demanding applications in research, development, and manufacturing. It features a 6½-digit resolution and a wide range of measurement functions, including DC and AC voltage, current, resistance, capacitance, frequency, and duty cycle. The 2110-240 also has a number of advanced features, such as a built-in function generator and a data logging function.

Pros:

High accuracy: The 2110-240 has a 6½-digit resolution, which is one of the highest resolutions available on a benchtop DMM. This makes it ideal for applications where high accuracy is critical, such as calibration and troubleshooting.
Wide range of measurement functions: The 2110-240 has a wide range of measurement functions, including DC and AC voltage, current, resistance, capacitance, frequency, and duty cycle. This makes it a versatile instrument that can be used for a variety of applications.
Advanced features: The 2110-240 also has a number of advanced features, such as a built-in function generator and a data logging function. These features make the 2110-240 a powerful tool for troubleshooting and analysis.

Cons:

Price: The 2110-240 is a high-end instrument, and its price reflects that. It is not an option for those on a budget.
Size and weight: The 2110-240 is a relatively large and heavy instrument. This may make it difficult to transport or use in cramped spaces.

User reviews:

Overall, the Keithley 2110-240 has received positive reviews from users. They praise its accuracy, versatility, and advanced features. Some users have noted that the price is high, but they believe that the instrument is worth the investment.

My thoughts:

The Keithley 2110-240 is an excellent benchtop DMM for demanding applications. It is accurate, versatile, and has a number of advanced features. However, it is also a high-end instrument, and its price reflects that. If you are looking for a high-accuracy DMM with a wide range of features, the 2110-240 is a great option. However, if you are on a budget, there are other less expensive options available.

Here are some additional thoughts on the Keithley 2110-240:

The 2110-240 is a well-made instrument with a solid construction.
The user interface is easy to use and navigate.
The display is clear and easy to read.
The instrument comes with a variety of accessories, including a carrying case, probes, and a power supply.

Overall, I would highly recommend the Keithley 2110-240 to anyone who needs a high-accuracy benchtop DMM with a wide range of features.

Keithley 2110-240 Where To Buy

some places where you can buy a Keithley 2110-240 multimeter and spare parts:

Keithley Direct: This is the official website of Keithley Instruments, so you can be sure that you are getting an authentic product. They have a wide selection of multimeters and spare parts, and you can also find some great deals on their clearance section.
Walmart: Walmart is a great place to find affordable multimeters. They usually have a good selection of Keithley multimeters, and you can often find them on sale.
Amazon: Amazon is another great place to find multimeters. They have a huge selection of multimeters from all different brands, including Keithley. You can also find some great deals on Amazon, especially if you are a Prime member.
Best Buy: Best Buy is a good place to find multimeters if you want to be able to see and test the product in person before you buy it. They usually have a good selection of Keithley multimeters, and their customer service is excellent.
Lowes: Lowes is a good place to find multimeters if you are looking for a more budget-friendly option. They usually have a smaller selection of multimeters than some of the other retailers, but you can often find them on sale.
eBay: eBay is a great place to find used multimeters and spare parts. You can often find great deals on eBay, but you need to be careful to make sure that you are buying from a reputable seller.

I hope this helps!

Keithley 2110-240 Problems and Solutions

some common issues and solutions for the Keithley 2110-240 multimeter, as reported by experts:

Issue: The meter may not turn on.

Solution:

Check that the power supply is turned on and that the fuse is not blown.
If the power supply is on and the fuse is not blown, try resetting the meter by pressing and holding the MODE button for 10 seconds.
If the meter still does not turn on, contact Keithley customer support for assistance.

Issue: The meter may not display any readings.

Solution:

Check that the connections to the meter are secure.
Make sure that the meter is set to the correct measurement mode.
If the meter is still not displaying any readings, try calibrating the meter.
If the meter still does not display any readings, contact Keithley customer support for assistance.

Issue: The meter may be giving incorrect readings.

Solution:

Check that the meter is calibrated correctly.
Check that the probes are properly connected and that they are not damaged.
If the meter is still giving incorrect readings, contact Keithley customer support for assistance.

Here are some additional tips for troubleshooting common problems with the Keithley 2110-240:

If you are having trouble with a specific function of the meter, consult the user manual for troubleshooting tips.
If you have tried all of the troubleshooting steps and you are still having problems, contact Keithley customer support for assistance.

I hope this helps!

Keithley 2110-240 Manual

Safety Information

Read and understand all safety instructions before using the Keithley 2110-240 digital multimeter.
Do not use the instrument if it is damaged or has been dropped.
Do not connect the instrument to any voltage source that exceeds its rated voltage.
Do not use the instrument in a flammable or explosive atmosphere.
Keep the instrument away from children and unauthorized personnel.

Before Use

Before using the instrument, make sure that the power cord is properly plugged into an AC outlet.
Connect the test leads to the appropriate jacks on the front panel.
Select the desired measurement function and range using the front panel controls.
To take a measurement, touch the test leads to the points you want to measure.

Troubleshooting

If the instrument does not turn on, check the power cord and AC outlet.
If the instrument displays an error message, consult the troubleshooting section of the manual.
If the instrument is not performing as expected, contact Keithley Technical Support for assistance.

Maintenance

The instrument does not require any routine maintenance.
If the instrument becomes dirty, wipe it with a soft, damp cloth.
Do not use harsh chemicals or solvents to clean the instrument.

Warranty

The Keithley 2110-240 is covered by a three-year warranty. If the instrument fails during the warranty period, it will be repaired or replaced free of charge.

Contact Information

Keithley Instruments
28770 Aurora Road
Cleveland, OH 44139
USA
Phone: +1 440 352 7100
Email: [email protected]
Website: https://www.tek.com/

Additional Information

The Keithley 2110-240 is a versatile digital multimeter that can be used for a variety of measurements.
The instrument features a dual-line display that allows you to view two measurements at once.
The instrument also includes a USB interface that allows you to connect it to a computer for data logging and analysis.

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

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