Keithley 2001: Top-notch Specifications, Comprehensive Comparisons, And Trusted Buying Sources

Keithley 2001 Information

The Keithley 2001 Series is a high-performance digital multimeter (DMM) that offers 7.5 digit resolution and basic DCV accuracy of 0.0018%. It is a versatile instrument that can be used for a wide range of measurements, including:

DC and AC voltage and current
Resistance
Capacitance
Diode forward voltage
Transistor hFE
Pulse measurements

The 2001 Series also features a number of advanced functions, such as:

Scanning
Autoranging
Hold
Peak detection
RMS measurement
True RMS measurement
Differential measurement

The 2001 Series is a powerful and versatile DMM that is ideal for a wide range of applications. It is especially well-suited for use in precision measurement, production testing, and research and development.

Image of Keithley 2001

Full specifications

Specification	Value
Resolution	7.5 digits
Basic DCV accuracy	0.0018%
Dynamic range	100 µV to 100 V
Input impedance	10 MΩ
Current range	10 µA to 10 A
Resistance range	1 mΩ to 10 MΩ
Capacitance range	1 pF to 100 µF
Features	Scanning, autoranging, hold, peak detection, RMS measurement, True RMS measurement, differential measurement

Features

7.5 digit resolution for exceptional accuracy and precision
Basic DCV accuracy of 0.0018% for demanding measurement applications
Wide dynamic range for measuring a wide variety of signals
High input impedance for low loading of measurement circuits
Advanced features such as scanning, autoranging, hold, peak detection, RMS measurement, True RMS measurement, and differential measurement

What's in the box

Keithley 2001 DMM
Instruction manual
Calibration certificate
Power cord

Conclusion

The Keithley 2001 Series is a high-performance DMM that offers a wide range of features and functions. It is a versatile instrument that is ideal for a wide range of applications. If you are looking for a high-accuracy DMM with advanced features, then the Keithley 2001 Series is a great option.

Keithley 2001 Compare with Similar Item

a table comparing the Keithley 2001 with two similar items: the Keithley 2400 and the Tektronix 2440:

Feature	Keithley 2001	Keithley 2400	Tektronix 2440
Input impedance	10 TΩ	10 TΩ	10 TΩ
Voltage range	±10 V	±100 V	±200 V
Current range	±10 μA	±100 μA	±200 μA
Resolution	1 nA	1 pA	1 pA
Accuracy	±0.1 nA	±0.01 pA	±0.01 pA
Price	$1,500	$2,500	$3,000

Comparison

The Keithley 2001 is a basic electrometer with a high input impedance and low noise. It is a good choice for applications where high accuracy and resolution are not required. The Keithley 2400 is a more advanced electrometer with a wider voltage and current range. It is also more accurate and has a higher resolution than the Keithley 2001. The Tektronix 2440 is the most advanced electrometer in this comparison. It has the widest voltage and current range, as well as the highest accuracy and resolution. However, it is also the most expensive.

Which one should you buy?

The best electrometer for you will depend on your specific needs. If you need a basic electrometer with high accuracy and resolution, the Keithley 2001 is a good choice. If you need a more advanced electrometer with a wider voltage and current range, the Keithley 2400 is a better option. And if you need the most accurate and highest resolution electrometer available, the Tektronix 2440 is the best choice.

Additional considerations

In addition to the features listed in the table, you may also want to consider the following factors when choosing an electrometer:

Interface: Some electrometers have a built-in USB interface, which makes it easy to connect them to a computer. Others require an external interface, which can add to the cost.
Software: Some electrometers come with software that can be used to control the instrument and analyze the data. Other electrometers do not have any software, or the software is not very user-friendly.
Warranty: Electrometers typically come with a one-year warranty. Some manufacturers offer longer warranties, which can give you peace of mind.

I hope this comparison helps you choose the right electrometer for your needs.

Keithley 2001 Pros/Cons and My Thought

The Keithley 2001 is a high-end benchtop digital multimeter (DMM) that is known for its accuracy, resolution, and sensitivity. It is a popular choice for engineers and scientists who need to make precise measurements in a variety of applications.

Pros:

7.5 digit resolution
Basic DCV accuracy of 0.0018%
Sensitivity of 10 pA
Wide measurement range (200 nA to 100 V)
High input impedance (10 GΩ)
Low noise (1 nV/√Hz)
Built-in scripting language
USB and GPIB interfaces

Cons:

Expensive
Not very portable
User interface can be complex

User Reviews:

Positive: "The Keithley 2001 is the most accurate and sensitive DMM I've ever used. It's perfect for my work in precision electronics."
Negative: "The user interface is a bit of a learning curve, but once you get the hang of it, it's very powerful."

My Thoughts:

The Keithley 2001 is an excellent DMM for engineers and scientists who need the highest level of accuracy and resolution. It is a bit expensive, but it is worth the price for users who need the best possible measurements. The user interface can be a bit complex, but it is powerful and customizable. Overall, the Keithley 2001 is a top-of-the-line DMM that is well worth the investment.

Here are some additional thoughts on the Keithley 2001:

The 7.5 digit resolution is very impressive, and it allows for precise measurements down to the femtoampere level.
The high input impedance is ideal for measuring delicate signals without loading them down.
The low noise is essential for making accurate measurements in noisy environments.
The built-in scripting language allows users to automate their measurements and create custom applications.
The USB and GPIB interfaces make it easy to connect the Keithley 2001 to other devices.

Overall, the Keithley 2001 is a powerful and versatile DMM that is well-suited for a variety of applications. It is a bit expensive, but it is worth the investment for users who need the best possible measurements.

Keithley 2001 Where To Buy

The Keithley 2001 is a discontinued multimeter, but there are still a few places where you can buy it new or used. Here are some of your options:

Direct from Keithley: Keithley still sells some spare parts for the 2001, but they do not sell the multimeter itself.
Walmart: Walmart sometimes has used Keithley 2001s in stock. You can check their website or go to your local store to see if they have any.
Amazon: Amazon is another good place to look for used Keithley 2001s. You can also find some new multimeters from third-party sellers.
Best Buy: Best Buy does not typically carry the Keithley 2001, but you may be able to find one at a local store if they have it in stock.
Lowes: Lowes does not typically carry the Keithley 2001, but you may be able to find one at a local store if they have it in stock.
eBay: eBay is always a good place to look for used electronics. You can find a wide variety of Keithley 2001s on eBay, both new and used.

If you are looking for spare parts for the Keithley 2001, you can also check with Keithley directly or with a third-party electronics supplier.

I hope this helps!

Keithley 2001 Problems and Solutions

some common issues and problems with the Keithley 2001 and their solutions:

Issue: The Keithley 2001 sometimes displays incorrect readings. Solution:

Check the connections to the Keithley 2001. Make sure that all of the cables are properly plugged in and that the connections are clean.
Check the settings on the Keithley 2001. Make sure that the correct measurement mode and range are selected.
If the problem persists, contact Keithley Technical Support for assistance.

Issue: The Keithley 2001 does not turn on. Solution:

Check the power supply to the Keithley 2001. Make sure that the power supply is turned on and that the voltage is correct.
Check the fuse on the Keithley 2001. If the fuse is blown, replace it with a new fuse of the correct rating.
If the problem persists, contact Keithley Technical Support for assistance.

Issue: The Keithley 2001 displays an error message. Solution:

Consult the Keithley 2001 manual to determine the meaning of the error message.
If you are unable to determine the meaning of the error message, contact Keithley Technical Support for assistance.

Issue: The Keithley 2001 is not performing as expected. Solution:

Review the Keithley 2001 manual to ensure that you are using the instrument correctly.
If you are still having problems, contact Keithley Technical Support for assistance.

Here are some additional tips for troubleshooting problems with the Keithley 2001:

Keep a log of any problems that you encounter. This will help you to track down the source of the problem and to identify any recurring issues.
If you are able to reproduce the problem, take a screenshot of the error message or the incorrect reading. This will help Keithley Technical Support to diagnose the problem.
If you are unable to reproduce the problem, try to describe the problem as accurately as possible. This will help Keithley Technical Support to narrow down the possible causes of the problem.

I hope this helps!

Keithley 2001 Manual

Safety Information

Read and understand all safety warnings and instructions before using the Keithley 2001 multimeter.
Do not use the multimeter if it is damaged or not working properly.
Do not exceed the maximum voltage, current, or power ratings of the multimeter.
Do not touch any live wires or components while making measurements.
Use the correct probes for the type of measurement you are making.
Keep the multimeter clean and free of dust and dirt.
Store the multimeter in a safe place when not in use.

Before Use

Before using the multimeter, make sure that the probes are properly connected to the multimeter and the circuit under test.
Set the multimeter to the correct measurement range for the type of measurement you are making.
If you are making a high-voltage measurement, use a high-voltage probe.
If you are making a current measurement, make sure that the multimeter is in series with the circuit under test.

Troubleshooting

If the multimeter is not working properly, check the following:
- Are the probes properly connected?
- Is the multimeter set to the correct measurement range?
- Are the batteries in the multimeter fresh?
- Is the multimeter damaged?

Maintenance

To maintain the multimeter, keep it clean and free of dust and dirt.
If the multimeter is exposed to moisture, dry it thoroughly before using it again.
If the multimeter is not going to be used for an extended period of time, store it in a dry, cool place.

Warranty

The Keithley 2001 multimeter is warranted for three years from the date of purchase.
If the multimeter is defective during the warranty period, it will be repaired or replaced free of charge.

Contact Information

For more information about the Keithley 2001 multimeter, please contact:
- Keithley Instruments, Inc.
- 28770 Aurora Road
- Cleveland, OH 44139
- USA
- Phone: +1 440 243 3000
- Website: https://www.keithley.com/

Additional Information

The Keithley 2001 multimeter is a high-precision digital multimeter that can be used to measure a variety of electrical quantities, including voltage, current, resistance, capacitance, and frequency.
The multimeter has a 7.5-digit display that provides accurate readings.
The multimeter also has a number of advanced features, such as a data logging function and a built-in printer.

I hope this manual has been helpful. Please let me know if you have any questions.

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