Keithley 175A: Difference between revisions
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* [[Media:Keithley 175A-901-01 rev a.pdf|Keithley 175A Instruction Manual, Rev. A]] | {{Instrument Sidebar | ||
|manufacturer=Keithley | |||
|model=175A | |||
|class=Multimeter | |||
|series= | |||
|summary=4½-digit TRMS digital multimeter | |||
|image=Keithley 175a 1.jpg | |||
|caption=Keithley 175A front | |||
|introduced=(?) | |||
|discontinued=(?) | |||
|designers= | |||
|manuals= | |||
* [[Media:Keithley 175A-901-01 rev a.pdf|Keithley 175A Instruction Manual, Rev. A, no schematics]] | |||
* [[Media:Keithley 175-901-01.pdf|Keithley 175 (non-A) Instruction Manual with schematics]] | |||
* [https://download.tek.com/manual/175A_901_01A.pdf Keithley 175A manual] @ tek.com | |||
}} | |||
The '''Keithley 175A''' is a 4½-digit LCD True-RMS, auto-ranging digital multimeter. It features rudimentary built-in logging capabilities and an optional GPIB interface. | |||
{{BeginSpecs}} | |||
{{Spec|Voltage|200 mV to 1000 V decade ranges}} | |||
{{Spec|Current|200 μA to 10 A decade ranges}} | |||
{{Spec|Resistance|200 Ω to 200 MΩ decade ranges}} | |||
{{Spec|Display|4½ digits, LCD}} | |||
{{EndSpecs}} | |||
==See also== | |||
* [[Keithley 175]] | |||
* [[Keithley 197|Keithley 197 Microvolt DMM]] | |||
* [[Keithley 485|Keithley 485 Picoamperemeter]] | |||
==Picture== | |||
<gallery> | <gallery> | ||
Keithley 175a 1.jpg | Keithley 175a 1.jpg | ||
| Line 9: | Line 38: | ||
Keithley 175a 6.jpg | Keithley 175a 6.jpg | ||
</gallery> | </gallery> | ||
==Components== | |||
{{Parts|Keithley 175A}} | |||
[[Category:Keithley]] | [[Category:Keithley]] | ||
[[Category:Digital multimeters]] | |||
Latest revision as of 13:39, 26 May 2024
The Keithley 175A is a 4½-digit LCD True-RMS, auto-ranging digital multimeter. It features rudimentary built-in logging capabilities and an optional GPIB interface.
Key Specifications
| Voltage | 200 mV to 1000 V decade ranges |
|---|---|
| Current | 200 μA to 10 A decade ranges |
| Resistance | 200 Ω to 200 MΩ decade ranges |
| Display | 4½ digits, LCD |
See also
Picture
Components
Some Parts Used in the Keithley 175A
| Part | Part Number(s) | Class | Description | Used in |
|---|---|---|---|---|
| Motorola 6800 | 156-0426-00 • 156-2413-00 • 156-5472-01 | Monolithic integrated circuit | 8-bit microprocessor | 021-0206-00 • 021-0374-00 • 067-0902-00 • 067-1137-99 • 222 • 222A • 222PS • 2424L • 2445 • 2465 • 2467 • 4051 • 7250 • 7912 • 7912AD • 7A16P • 7A29P • 7B81P • 7B90P • 833 • 834 • 835 • 836 • CG5001 • CG551AP • CG5010 • CG5011 • DF1 • DF2 • DM5010 • FG5010 • MI5010 • SI5010 • PS5004 • PS5010 • SG5010 • Keithley 181 • Keithley 182 • Keithley 175 • Keithley 175A • Keithley 191 • Keithley 192 • Keithley 195 • Keithley 195A • Keithley 197 • Keithley 220 • Keithley 224 • Keithley 230 • Keithley 263 • Keithley 485 • Keithley 580 • Keithley 617 |
| Motorola 6820 | 156-0427-00 | Monolithic integrated circuit | "Peripheral Interface Adapter (PIA)" | 021-0206-00 • 7A16P • 7B81P • 7B90P • Keithley 175A • Keithley 197 • Keithley 485 • Keithley 580 |
| NEC μPD7225 | Monolithic integrated circuit | LCD driver | Keithley 175A • Keithley 197 • Keithley 485 • Keithley 580 |