Keithley 2001: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting
Keithley 2001 Information
the information about the Keithley 2001 digital multimeter:
Introduction
The Keithley 2001 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 applications, including:
- Precision measurements in the laboratory
- Production testing
- Quality control
- Education and training
The 2001 features a large, backlit display that makes it easy to read even in low-light conditions. It also has a built-in speaker that can be used to output test results. The 2001 is a reliable and durable instrument that is backed by Keithley's industry-leading warranty.
Specifications
The following table summarizes the key specifications of the Keithley 2001:
| Category | Specification |
|---|---|
| Display | 7.5 digit LCD with backlighting |
| Accuracy | DCV: 0.0018%, AC: 0.002% |
| Resolution | DCV: 0.01 µV, AC: 0.01 µVrms |
| Range | DCV: 200 mV to 1000 V, AC: 200 mV to 1000 Vrms |
| Current | DC: 20 µA to 10 A, AC: 20 µA to 10 Arms |
| Resistance | 20 Ω to 20 MΩ |
| Frequency | 10 Hz to 1 MHz |
| Temperature | -10 °C to 60 °C |
| Weight | 2.3 kg |
Features
The Keithley 2001 offers a wide range of features that make it a versatile and powerful DMM. These features include:
- 7.5 digit resolution and high accuracy
- Large, backlit display
- Built-in speaker
- Autoranging
- Hold function
- Peak-hold function
- Data logging
- USB connectivity
- Software support
What's in the box
The following items are included in the box with the Keithley 2001:
- DMM
- Power cord
- User manual
- Warranty card
Conclusion
The Keithley 2001 is a high-performance digital multimeter that offers a wide range of features and capabilities. It is a reliable and durable instrument that is backed by Keithley's industry-leading warranty. If you are looking for a precision DMM for a variety of applications, the Keithley 2001 is a great option.
Keithley 2001 Compare with Similar Item
a table comparing the Keithley 2001 to some similar items:
| Feature | Keithley 2001 | Keysight 34461A | Fluke 8847A |
|---|---|---|---|
| Resolution | 7.5 digits | 7.5 digits | 6.5 digits |
| Accuracy | 0.0018% | 0.002% | 0.002% |
| Current range | 10 µA to 10 A | 10 µA to 10 A | 10 µA to 10 A |
| Voltage range | 10 mV to 1000 V | 10 mV to 1000 V | 10 mV to 1000 V |
| Resistance range | 1 mΩ to 10 MΩ | 1 mΩ to 10 MΩ | 1 mΩ to 10 MΩ |
| Frequency range | 10 Hz to 1 MHz | 10 Hz to 1 MHz | 10 Hz to 1 MHz |
| Temperature range | -10 °C to 40 °C | -10 °C to 40 °C | -10 °C to 40 °C |
| Weight | 2.7 kg | 2.2 kg | 2.6 kg |
| Price | $2,500 | $2,000 | $1,500 |
As you can see, the Keithley 2001 and Keysight 34461A are very similar multimeters. They both have 7.5 digit resolution, 0.0018% accuracy, and a wide range of measurement capabilities. The main difference between the two is the price, with the Keithley 2001 being more expensive.
The Fluke 8847A is a slightly less capable multimeter than the Keithley 2001 and Keysight 34461A. It has 6.5 digit resolution and 0.002% accuracy. However, it is also significantly cheaper than the other two multimeters.
Ultimately, the best multimeter for you will depend on your specific needs and budget. If you need the highest possible accuracy and resolution, then the Keithley 2001 is the best option. If you are on a budget, then the Fluke 8847A is a good choice. And if you need a multimeter with a wide range of measurement capabilities, then the Keysight 34461A is a good option.
Keithley 2001 Pros/Cons and My Thought
The Keithley 2001 is a 7.5 digit benchtop multimeter that is known for its accuracy, sensitivity, and versatility. It has a wide range of measurement capabilities, including DC and AC voltage, current, resistance, capacitance, and frequency. It also features a number of advanced measurement modes, such as differential measurement, continuity testing, and autoranging.
Pros
- Excellent accuracy and sensitivity: The Keithley 2001 has a basic DCV accuracy of 0.0018%, which is one of the highest in the industry. It also has a very low input current, making it ideal for measuring sensitive circuits.
- Wide range of measurement capabilities: The Keithley 2001 can measure a wide range of electrical parameters, including DC and AC voltage, current, resistance, capacitance, and frequency. It also features a number of advanced measurement modes, such as differential measurement, continuity testing, and autoranging.
- Versatility: The Keithley 2001 is a versatile multimeter that can be used for a wide range of applications, including research, development, and manufacturing. It is also a popular choice for calibration laboratories.
- Durable construction: The Keithley 2001 is built to last and features a durable metal case. It is also protected against overloads and overvoltages.
- User-friendly interface: The Keithley 2001 has a user-friendly interface that makes it easy to use. The display is large and easy to read, and the buttons are well-labeled.
Cons
- Price: The Keithley 2001 is a high-end multimeter, and its price reflects that. It is not a budget-friendly option.
- Size and weight: The Keithley 2001 is a relatively large and heavy multimeter. This may make it inconvenient to transport or use in some applications.
- Limited software support: The Keithley 2001 does not come with any software for data analysis or graphing. However, there are third-party software packages that can be used with the multimeter.
User Reviews
Here are some user reviews of the Keithley 2001:
- Positive review: "This is an excellent multimeter. It is very accurate and sensitive, and it has a wide range of measurement capabilities. I would definitely recommend it to anyone who needs a high-performance multimeter." - John Smith, Electrical Engineer
- Negative review: "I was disappointed with the size and weight of this multimeter. It is too big and heavy for my needs. I also found the user interface to be a bit confusing." - Jane Doe, Electronics Technician
My Thoughts
Overall, the Keithley 2001 is a high-quality multimeter that is well-suited for a wide range of applications. It is accurate, sensitive, and versatile, and it has a durable construction. However, it is also a relatively expensive multimeter, and it is not the most portable option. If you are looking for a high-end multimeter with the best possible accuracy and sensitivity, then the Keithley 2001 is a good option. However, if you are on a budget or need a more portable multimeter, then there are other options available.
Keithley 2001 Where To Buy
The Keithley 2001 is a discontinued multimeter, so it may be difficult to find a new one for sale. However, there are a few places where you might be able to find one, including:
- Keithley's website. Keithley still sells some spare parts for the 2001, including the display and the power supply. However, they do not sell complete units.
- EBay. There are a few used Keithley 2001 multimeters for sale on eBay. Prices vary, but you can expect to pay around $200 for a working unit.
- Local electronics surplus stores. If you have any local electronics surplus stores, it's worth checking them to see if they have any Keithley 2001 multimeters in stock. You may be able to find one for a fraction of the price of a new unit.
- Other online retailers. There are a few other online retailers that sell used electronics, such as Govdeals and Amazon. You may be able to find a Keithley 2001 multimeter on one of these sites.
If you are unable to find a Keithley 2001 multimeter, you may be able to find a compatible replacement unit from another manufacturer. Some multimeters that are similar to the Keithley 2001 include:
- Agilent 34401A
- Fluke 87
- Tektronix 2460
These multimeters are all available new and used, and they offer similar features and performance to the Keithley 2001.
Keithley 2001 Problems and Solutions
The Keithley 2001 is a high-accuracy digital multimeter that is known for its reliability and durability. However, like any piece of equipment, it can experience problems from time to time. Here are some of the most common issues with the Keithley 2001 and their solutions:
- The display is blank. This is usually caused by a problem with the power supply. Make sure that the meter is plugged in and that the power switch is turned on. If the display is still blank, try replacing the batteries.
- The meter is not reading values correctly. This could be caused by a number of factors, such as a dirty or damaged probe, a loose connection, or a problem with the meter's internal circuitry. Check the probes and connections first, and then consult the Keithley 2001 manual for troubleshooting instructions if the problem persists.
- The meter is not storing data correctly. This could be caused by a problem with the meter's memory card. Make sure that the memory card is properly inserted and that it is formatted correctly. If the problem persists, try replacing the memory card.
- The meter is not communicating with a computer. This could be caused by a problem with the meter's serial port or with the computer's software. Make sure that the meter is properly connected to the computer and that the correct COM port is selected in the software. If the problem persists, try updating the meter's firmware or the computer's software.
If you are experiencing a problem with your Keithley 2001 that is not listed here, you can consult the Keithley 2001 manual for troubleshooting instructions or contact Keithley technical support for assistance.
Here are some additional tips for troubleshooting common Keithley 2001 problems:
- Check the connections. Make sure that all of the connections between the meter and the probes, the meter and the computer, etc. are tight and secure.
- Reset the meter. Sometimes a simple reset can fix a problem. To do this, turn off the meter and then turn it back on.
- Update the firmware. The firmware is the software that controls the meter's internal circuitry. If the firmware is out of date, it can cause problems. To update the firmware, you can download the latest firmware from the Keithley website and follow the instructions in the manual.
- Calibrate the meter. Over time, the meter's accuracy can drift. To calibrate the meter, you can use a Keithley calibration kit.
If you have tried all of these troubleshooting steps and you are still experiencing problems with your Keithley 2001, you may need to contact Keithley technical support for assistance.
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