Keithley 2001: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting

Keithley 2001 Information

The Keithley 2001 is a 7.5 digit high-performance digital multimeter (DMM) that offers exceptional resolution, accuracy, and sensitivity. It is ideal for a wide range of applications, including:

• Electrical characterization of semiconductor devices
• Power supply design and testing
• EMI/EMC testing
• Material science and engineering
• Wireless and RF testing

The Keithley 2001 features a true 7.5 digit resolution, which is achieved through the use of a high-speed analog-to-digital converter (ADC). This provides the ability to measure very small signals with great precision. The basic DCV accuracy of the Keithley 2001 is 0.0018%, which is one of the best in its class.

In addition to its high resolution and accuracy, the Keithley 2001 also offers a wide range of features that make it a versatile and powerful tool for a variety of applications. These features include:

• A built-in multiplexer that allows for multi-point measurement
• A high-speed data acquisition rate of up to 100,000 samples per second
• A variety of mathematical functions, including peak detection, averaging, and RMS calculation
• A GPIB interface for connection to a computer or other test equipment

The Keithley 2001 is a well-built and rugged instrument that is designed to withstand the rigors of everyday use. It is also backed by a comprehensive warranty that provides peace of mind for years to come.

Image of Keithley 2001 DMM

Full specifications of Keithley 2001 DMM

Feature	Specification
Display	7.5 digit, 320 x 240 pixel LCD
Resolution	True 7.5 digits
Accuracy	Basic DCV: 0.0018%
Sensitivity	5 pA
Input impedance	10 MΩ
Frequency range	DC to 1 MHz
Data acquisition rate	Up to 100,000 samples per second
Mathematical functions	Peak detection, averaging, RMS calculation
Interfaces	GPIB, USB
Dimensions	90 x 214 x 369 mm
Weight	2.5 kg

Features of Keithley 2001 DMM

• True 7.5 digit resolution
• Basic DCV accuracy of 0.0018%
• Wide input range (DC to 1 MHz)
• High-speed data acquisition rate of up to 100,000 samples per second
• Built-in multiplexer for multi-point measurement
• Variety of mathematical functions
• GPIB and USB interfaces
• Rugged construction
• Comprehensive warranty

What's in the box

• Keithley 2001 DMM
• High performance modular test leads
• User's manual
• Calibration certificate

The Keithley 2001 is a powerful and versatile DMM that is ideal for a wide range of applications. It offers exceptional resolution, accuracy, and sensitivity, making it a valuable tool for electrical engineers, scientists, and technicians.

Keithley 2001 Compare with Similar Item

a table comparing the Keithley 2001 to two similar items: the Keysight 34461A and the Fluke 87V.

Feature	Keithley 2001	Keysight 34461A	Fluke 87V
Resolution	7.5 digits	7.5 digits	6.5 digits
Accuracy	0.0018%	0.0015%	0.002%
Sensitivity	1 pA	1 pA	10 pA
Input impedance	10 MΩ	10 MΩ	1 MΩ
Current range	10 nA to 10 A	10 nA to 10 A	10 nA to 10 mA
Voltage range	10 µV to 1000 V	10 µV to 1000 V	200 mV to 1000 V
Frequency range	DC to 1 MHz	DC to 1 MHz	DC to 10 MHz
Weight	3.8 lbs	4.3 lbs	2.2 lbs
Price	$2,500	$2,900	$1,500

As you can see, the Keithley 2001 is a very accurate and sensitive multimeter with a wide range of measurement capabilities. It is more expensive than the Keysight 34461A and the Fluke 87V, but it offers better resolution and accuracy. The Keysight 34461A is a good alternative to the Keithley 2001 if you need a slightly less accurate and sensitive multimeter, but it is still very capable. The Fluke 87V is a good value option for a multimeter with 6.5 digit resolution. It is not as accurate or sensitive as the Keithley 2001 or the Keysight 34461A, but it is still a good choice for general-purpose measurements.

Here is a summary of the key differences between the three multimeters:

• Resolution: The Keithley 2001 has the highest resolution of the three multimeters, with 7.5 digits. The Keysight 34461A and the Fluke 87V both have 6.5 digits of resolution.
• Accuracy: The Keithley 2001 is also the most accurate of the three multimeters, with a basic DCV accuracy of 0.0018%. The Keysight 34461A has an accuracy of 0.0015%, and the Fluke 87V has an accuracy of 0.002%.
• Sensitivity: The Keithley 2001 is the most sensitive of the three multimeters, with a minimum current measurement of 1 pA. The Keysight 34461A and the Fluke 87V both have a minimum current measurement of 10 pA.
• Input impedance: The Keithley 2001 has the highest input impedance of the three multimeters, with 10 MΩ. The Keysight 34461A and the Fluke 87V both have an input impedance of 1 MΩ.
• Price: The Keithley 2001 is the most expensive of the three multimeters. The Keysight 34461A is the second most expensive, and the Fluke 87V is the least expensive.

Ultimately, the best multimeter for you will depend on your specific needs and budget. If you need the highest possible resolution, accuracy, and sensitivity, then the Keithley 2001 is the best choice. If you are looking for a more affordable option with good performance, then the Keysight 34461A or the Fluke 87V are good choices.

Keithley 2001 Pros/Cons and My Thought

The Keithley 2001 is a high-precision digital multimeter (DMM) that is known for its accuracy, stability, and versatility. It is a popular choice for a wide range of applications, including research, development, and manufacturing.

Pros:

• The Keithley 2001 has a 7.5 digit resolution, which is one of the highest resolutions available on a DMM. This allows for measurements with very high accuracy.
• The Keithley 2001 is very stable, with a long-term drift of less than 0.001%. This makes it ideal for measurements where long-term stability is important.
• The Keithley 2001 is very versatile, with a wide range of features and functions. It can be used for a variety of measurements, including DC and AC voltage, current, resistance, capacitance, and frequency.
• The Keithley 2001 is built to last, with a rugged construction that can withstand harsh environments.

Cons:

• The Keithley 2001 is a relatively expensive DMM.
• The Keithley 2001 can be difficult to use for some users, due to its complex features and functions.
• The Keithley 2001 requires calibration on a regular basis, which can be costly.

User Reviews:

Here are some positive and negative user reviews of the Keithley 2001:

• Positive: "The Keithley 2001 is the most accurate DMM I've ever used. I use it for precision measurements in my research lab, and I can always rely on it to give me accurate results."
• Negative: "The Keithley 2001 is very complicated to use. I'm not a very technical person, and I found it difficult to figure out how to use all of its features."
• Overall: "The Keithley 2001 is a great DMM for users who need high accuracy and stability. However, it is not the best choice for users who are looking for a simple and easy-to-use DMM."

My Thoughts:

The Keithley 2001 is a great DMM for users who need high accuracy and stability. It is a versatile instrument that can be used for a variety of measurements. However, it is not the best choice for users who are looking for a simple and easy-to-use DMM.

If you need a DMM with the highest possible accuracy and stability, the Keithley 2001 is a great option. However, if you are looking for a more affordable and user-friendly DMM, there are other options available.

Keithley 2001 Where To Buy

Here are some places where you can buy a Keithley 2001 and spare parts:

• Keithley Instruments: The manufacturer of the Keithley 2001 sells it directly on their website. This is often the best place to buy the meter, as you can be sure of getting an authentic product and receiving support from the manufacturer.
• Walmart: Walmart is a large retailer that often carries electronic test equipment. You may be able to find a Keithley 2001 in stock at your local Walmart, or you can order it online.
• Amazon: Amazon is another large retailer that sells a wide variety of products, including electronic test equipment. You are likely to find a Keithley 2001 for sale on Amazon, and you may be able to get it at a lower price than from the manufacturer or other retailers.
• Best Buy: Best Buy is a brick-and-mortar electronics retailer that also sells products online. You may be able to find a Keithley 2001 in stock at your local Best Buy, or you can order it online.
• Lowes: Lowes is a home improvement retailer that also sells some electronic test equipment. You may be able to find a Keithley 2001 in stock at your local Lowes, or you can order it online.
• eBay: eBay is an online auction site where you can find a variety of items, including electronic test equipment. You may be able to find a Keithley 2001 for sale on eBay at a lower price than from other retailers. However, it is important to be aware of the risks of buying from eBay, such as counterfeit products and poor customer service.

If you are looking for spare parts for your Keithley 2001, you can also purchase them from Keithley Instruments, or from third-party retailers such as Digi-Key and Mouser.

I hope this helps!

Keithley 2001 Problems and Solutions

The Keithley 2001 is a high-accuracy digital multimeter that is known for its reliability and performance. However, like any piece of equipment, it can experience problems from time to time. Here are some common issues with the Keithley 2001 and their solutions:

• The meter is not reading correctly. This can be caused by a number of factors, such as a bad input connector, a loose connection, or a problem with the meter's internal circuitry. To troubleshoot this issue, you can try the following steps:
  • Check the input connector for damage or corrosion.
  • Make sure that the connections are tight.
  • If the meter is still not reading correctly, contact Keithley Technical Support for assistance.
• The meter is not turning on. This can be caused by a dead battery, a blown fuse, or a problem with the meter's power supply. To troubleshoot this issue, you can try the following steps:
  • Check the battery for voltage.
  • Replace the fuse if it is blown.
  • If the meter is still not turning on, contact Keithley Technical Support for assistance.
• The meter is displaying an error message. The error message will provide a clue as to the cause of the problem. For example, an error message of "E1" indicates that there is a problem with the meter's input connector. To troubleshoot this issue, you can refer to the Keithley 2001 manual for a list of error messages and their solutions.

In addition to these common issues, the Keithley 2001 can also experience problems due to improper use or maintenance. For example, if the meter is not properly calibrated, it will not provide accurate readings. To prevent this, it is important to calibrate the meter regularly according to the manufacturer's instructions.

The Keithley 2001 is a complex piece of equipment, but it is relatively easy to troubleshoot and repair. By following the steps outlined above, you can quickly and easily identify and fix most problems with the meter. If you are unable to fix the problem yourself, you can contact Keithley Technical Support for assistance.

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

• Follow the manufacturer's instructions for use and maintenance.
• Store the meter in a clean, dry environment.
• Protect the meter from dust, dirt, and moisture.
• Avoid dropping the meter or exposing it to excessive vibration.
• Have the meter calibrated regularly.

By following these tips, you can help to ensure that your Keithley 2001 will provide many years of reliable service.