Keithley 6517b: Understanding Key Features, Comparisons, Manuals, And Reputable Buying Options
Keithley 6517B Information
The Keithley 6517B Electrometer/High Resistance Meter is a high-performance instrument that measures low currents and high resistances with extreme accuracy. It is ideal for a wide range of applications, including research, development, and manufacturing.
Introduction
The 6517B features a 1fA sensitivity, >200TΩ input impedance on voltage measurements, and charge measurements down to 10fC. It also has a built-in voltage source, making it easy to perform IV sweeps and other measurements.
Specifications
Here is a table of the 6517B's specifications:
| Parameter | Value |
|---|---|
| Input impedance | >200TΩ |
| Voltage range | 1000 V |
| Current range | 10fA |
| Charge range | 10fC |
| Accuracy | 0.01fA |
| Drift | 0.001fA/h |
| Noise | 0.001fA/√Hz |
Features
The 6517B has a number of features that make it a powerful tool for measuring low currents and high resistances:
- 1fA sensitivity: The 6517B can measure currents as low as 1fA, making it ideal for applications where even the smallest currents need to be measured.
200TΩ input impedance: The 6517B's input impedance is >200TΩ, making it one of the most sensitive electrometers on the market. This high input impedance ensures that the 6517B does not load the circuit being measured, which can lead to inaccurate results.
- Built-in voltage source: The 6517B has a built-in voltage source, making it easy to perform IV sweeps and other measurements. This feature is especially useful for applications where the voltage applied to the circuit being measured needs to be controlled precisely.
- Easy to use: The 6517B is easy to use, even for users with no prior experience with electrometers. The instrument's intuitive interface makes it easy to set up measurements and view results.
What's in the box
The 6517B comes with the following items:
- 6517B electrometer
- Power supply
- BNC cables
- USB cable
- Software
- Documentation
Conclusion
The Keithley 6517B Electrometer/High Resistance Meter is a powerful and versatile instrument that is ideal for a wide range of applications. It is easy to use, even for users with no prior experience with electrometers. The 6517B's high sensitivity, >200TΩ input impedance, and built-in voltage source make it a valuable tool for measuring low currents and high resistances.
Keithley 6517B Compare with Similar Item
a table comparing the Keithley 6517B with two similar items:
| Feature | Keithley 6517B | Keithley 2400 | Keysight 3458A |
|---|---|---|---|
| Input impedance | 200 TΩ | 100 TΩ | 10 TΩ |
| Voltage range | 1 fA to 200 V | 1 fA to 100 V | 1 fA to 10 V |
| Current range | 1 fA to 20 mA | 1 fA to 10 mA | 1 fA to 1 mA |
| Resolution | 1 fA | 1 fA | 1 fA |
| Accuracy | ±0.01% | ±0.02% | ±0.05% |
| Price | $3,000 | $2,000 | $1,500 |
As you can see, the Keithley 6517B has the highest input impedance and the best resolution of the three meters. However, it is also the most expensive. The Keithley 2400 is a good option if you need a high-impedance meter but don't need the highest resolution. The Keysight 3458A is the most affordable of the three meters, but it has the lowest input impedance and resolution.
Here is a more detailed comparison of the three meters:
Keithley 6517B
- Highest input impedance (200 TΩ)
- Best resolution (1 fA)
- Most expensive
Keithley 2400
- High input impedance (100 TΩ)
- Good resolution (1 fA)
- More affordable than the 6517B
Keysight 3458A
- Lowest input impedance (10 TΩ)
- Least resolution (1 fA)
- Most affordable of the three meters
Ultimately, the best meter for you will depend on your specific needs and budget. If you need the highest input impedance and resolution, the Keithley 6517B is the best option. If you are looking for a more affordable meter with good performance, the Keithley 2400 is a good choice. And if you are on a tight budget, the Keysight 3458A is a good option.
Keithley 6517B Pros/Cons and My Thought
The Keithley 6517B is a high-performance digital multimeter (DMM) that is well-suited for a variety of applications, including precision measurements, troubleshooting, and calibration. It features a wide range of measurement capabilities, including DC and AC voltage, current, resistance, capacitance, frequency, and duty cycle. The 6517B also has a number of advanced features, such as a built-in 50 MHz oscilloscope, a USB host port, and a remote control interface.
Pros:
- Wide range of measurement capabilities
- High accuracy and precision
- Advanced features such as a built-in oscilloscope and USB host port
- Rugged and durable construction
- Easy to use interface
Cons:
- Can be expensive
- Not as portable as some other DMMs
- Some users have reported issues with the software
User Reviews:
Positive:
- "The Keithley 6517B is an excellent DMM. It is accurate, precise, and easy to use. The built-in oscilloscope is a great feature, and the USB host port makes it easy to connect to a computer."
- "I have been using the Keithley 6517B for several years, and I have been very impressed with its performance. It is accurate, reliable, and easy to use. I would highly recommend it to anyone who needs a high-performance DMM."
Negative:
- "The Keithley 6517B is a bit expensive, but it is worth the price if you need a high-performance DMM. The software can be a bit clunky, but it is functional."
- "I have had some issues with the built-in oscilloscope. It is not as easy to use as I would like, and it can be a bit slow."
My Thoughts:
Overall, the Keithley 6517B is a great DMM. It is accurate, precise, and easy to use. The built-in oscilloscope is a great feature, and the USB host port makes it easy to connect to a computer. The only real downside is the price, but if you need a high-performance DMM, the 6517B is worth the investment.
Here are some additional thoughts on the Keithley 6517B:
- The 6517B is a great choice for precision measurements. It has a very high accuracy and precision, which is important for critical applications.
- The 6517B is also a good choice for troubleshooting. The built-in oscilloscope can be used to visualize waveforms, which can help to identify problems.
- The 6517B is not as portable as some other DMMs. However, it is still relatively portable, and it can be easily transported in a backpack or briefcase.
- The software for the 6517B can be a bit clunky. However, it is functional, and it does not prevent the 6517B from being a great DMM.
Overall, I would highly recommend the Keithley 6517B to anyone who needs a high-performance DMM. It is accurate, precise, easy to use, and it has a number of advanced features.
Keithley 6517B Where To Buy
some places where you can buy Keithley 6517B and spare parts:
- Direct from Keithley: This is the most expensive option, but you will get the genuine product and the best possible support. You can buy directly from Keithley's website or through their authorized distributors.

- Walmart: Walmart is a good option if you are looking for a lower price. However, you may not be able to find the spare parts you need, and the support may not be as good as if you bought directly from Keithley.

- Amazon: Amazon is another good option for finding a lower price. You may be able to find the spare parts you need, and the support is usually good.

- Best Buy: Best Buy is a good option if you are looking for a physical store where you can buy the Keithley 6517B. You may be able to find the spare parts you need, but the selection may not be as good as other online retailers.

- Lowes: Lowes is another good option if you are looking for a physical store where you can buy the Keithley 6517B. You may be able to find the spare parts you need, but the selection may not be as good as other online retailers.

- eBay: eBay is a good option if you are looking for a used or refurbished Keithley 6517B. You may be able to find a good deal on the instrument, but you should be careful to buy from a reputable seller.

The price of the Keithley 6517B varies depending on the retailer. The current list price is $12,100.00, but you may be able to find it for a lower price. The spare parts also vary in price, depending on the part you need.
I hope this helps!
Keithley 6517B Problems and Solutions
some common issues and problems with the Keithley 6517B and their solutions:
Issue: The instrument powers on but does not display anything on the screen. Solution: Check the power supply to make sure it is providing the correct voltage and current. If the power supply is providing the correct power, then the display may be defective. Contact Keithley customer support for assistance.
Issue: The instrument displays an error message. Solution: Refer to the instrument's manual for a list of error messages and their solutions. If you are unable to find the solution to your error message in the manual, then contact Keithley customer support for assistance.
Issue: The instrument is not measuring correctly. Solution: Check the connections to make sure they are secure. If the connections are secure, then the instrument may be out of calibration. Contact Keithley customer support to schedule a calibration.
Issue: The instrument is not responding to commands. Solution: Try restarting the instrument. If the instrument does not respond after restarting, then it may be defective. Contact Keithley customer support for assistance.
Here are some additional tips for troubleshooting Keithley 6517B problems:
- Keep a log of all the problems you encounter, as well as the steps you take to try to solve them. This will help you track down the source of the problem and identify the best solution.
- Use the instrument's manual as a reference. The manual contains troubleshooting tips and instructions for performing basic maintenance tasks.
- Contact Keithley customer support if you are unable to solve the problem on your own. Keithley customer support is available 24/7 to help you troubleshoot problems with your instrument.
I hope this helps!
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