Keithley 616: Difference between revisions
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{{Instrument Sidebar | {{Instrument Sidebar | ||
|manufacturer=Keithley | |manufacturer=Keithley | ||
|model= | |model=616 | ||
|class=Multimeter | |class=Multimeter | ||
|series= | |series= | ||
| Line 7: | Line 7: | ||
|image=Keithley 616 1.jpeg | |image=Keithley 616 1.jpeg | ||
|caption=Keithley 616 frontal view | |caption=Keithley 616 frontal view | ||
|introduced= | |introduced=1975 | ||
|discontinued=(?) | |discontinued=(?) | ||
|designers= | |designers= | ||
|manuals= | |manuals= | ||
* [[Media:Keithley 28039.pdf|Keithley 616 Manual]] | * [[Media:Keithley 28039.pdf|Keithley 616 Manual]] (1980) | ||
}} | }} | ||
The '''Keithley | The '''Keithley 616''' is a digital electrometer. | ||
''please expand description'' | ''please expand description'' | ||
{{ | {{BeginSpecs}} | ||
{{Spec | Voltage ranges | ±10 mV to ±100 V in decade ranges}} | |||
{{Spec | Voltmeter input | > 2×10<sup>14</sup> Ω // 20 pF }} | |||
{{Spec | Current ranges | ±10<sup>-13</sup> A to ±100 mA in 13 decade ranges }} | |||
{{Spec | Resistance ranges | 1 kΩ to 10<sup>14</sup> Ω FS in 12 decade ranges }} | |||
{{Spec | Charge ranges | ±10<sup>-12</sup> C to ±10<sup>-5</sup> C in 8 decade ranges }} | |||
{{Spec | Resolution | 3½ digits (1999 counts); all nominal ranges have overrange capability to 1.999× }} | |||
{{Spec | Connections | | |||
* Input: 2-lug [[triaxial connector]] | |||
* Output: Unity gain output, 4 mm binding posts (equal to input voltage within 20 ppm for output currents of 1 mA or less | |||
* Internal BCD outputs for 6162 Isolated Output }} | |||
{{Spec | Power | 90-125 or 180-250 V<sub>AC</sub>, 50-60 Hz, 9 W }} | |||
{{Spec | Options | | |||
* Model 6162 Isolated Output/Control provides isolated BCD outputs, remote controls, and remote programming lines | |||
}} | |||
{{EndSpecs}} | |||
==Links== | |||
* [https://www.eevblog.com/forum/testgear/keithley-616-teardown/ Keithley 616 Teardown thread @ EEVBlog Forum] (nice internal photos, mention of replacing the Fairchild SL35155 chip with an [[Motorola 6800|68HC11 microcontroller]]) | |||
* Keithley 616 input stage replacement with MOSFET opamp: [https://www.eevblog.com/forum/repair/keithley-616-electrometer-input-stage-replacement/ Thread @ EEVBlog Forum] / [https://github.com/faeboli/Keithley_616 Github project] | |||
* USB interface for Keithley 616 based on Arduino Micro, using 6162 interface connections: [https://www.eevblog.com/forum/testgear/usb-interface-for-keithley-616-electrometer/ Thread @ EEVBlog Forum] / [https://github.com/an-ven/K616-USB-Interface Github project] | |||
==Pictures== | ==Pictures== | ||
<gallery> | <gallery> | ||
Keithley 616 operating.jpg | |||
Keithley 616 1.jpeg | Keithley 616 1.jpeg | ||
Keithley 616 2.jpeg | Keithley 616 2.jpeg | ||
| Line 26: | Line 47: | ||
Keithley 616 4.jpeg | Keithley 616 4.jpeg | ||
</gallery> | </gallery> | ||
==Components== | |||
{{Parts|Keithley 614}} | |||
[[Category:Keithley]] | [[Category:Keithley]] | ||
[[Category:Electrometers]] | [[Category:Electrometers]] | ||
Latest revision as of 02:49, 13 August 2024
The Keithley 616 is a digital electrometer.
please expand description
Key Specifications
| Voltage ranges | ±10 mV to ±100 V in decade ranges |
|---|---|
| Voltmeter input | > 2×1014 Ω // 20 pF |
| Current ranges | ±10-13 A to ±100 mA in 13 decade ranges |
| Resistance ranges | 1 kΩ to 1014 Ω FS in 12 decade ranges |
| Charge ranges | ±10-12 C to ±10-5 C in 8 decade ranges |
| Resolution | 3½ digits (1999 counts); all nominal ranges have overrange capability to 1.999× |
| Connections |
|
| Power | 90-125 or 180-250 VAC, 50-60 Hz, 9 W |
| Options |
|
Links
- Keithley 616 Teardown thread @ EEVBlog Forum (nice internal photos, mention of replacing the Fairchild SL35155 chip with an 68HC11 microcontroller)
- Keithley 616 input stage replacement with MOSFET opamp: Thread @ EEVBlog Forum / Github project
- USB interface for Keithley 616 based on Arduino Micro, using 6162 interface connections: Thread @ EEVBlog Forum / Github project
Pictures
Components
Some Parts Used in the Keithley 614
- (no results)