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Keithley 195A: Difference between revisions
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* [[Media:195A_901_01C.pdf|Keithley 195A manual, Rev.C]] | * [[Media:195A_901_01C.pdf|Keithley 195A manual, Rev.C, 1983]] | ||
* [[Media:195A_901_01F.pdf|Keithley 195A manual, Rev.F]] | * [[Media:195A_901_01F.pdf|Keithley 195A manual, Rev.F, 1991]] | ||
}} | }} | ||
The '''Keithley 195A''' is a 5½-digit LED True-RMS, auto-ranging digital multimeter. It features a standard GPIB interface. | The '''Keithley 195A''' is a 5½-digit LED True-RMS, auto-ranging digital multimeter. It features a standard GPIB interface. | ||
Current and True RMS ranges are optional (Opt. 1950). | Current and True RMS ranges are optional (Opt. 1950). | ||
{{BeginSpecs}} | {{BeginSpecs}} | ||
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{{Spec|Resistance|20 Ω to 20 MΩ full scale in decade ranges, 2- or 4-terminal }} | {{Spec|Resistance|20 Ω to 20 MΩ full scale in decade ranges, 2- or 4-terminal }} | ||
{{Spec|Temperature|–200 °C to +630 °C using a PT-100 (DIN 43760) RTD sensor, 4-wire or 3-wire connection }} | {{Spec|Temperature|–200 °C to +630 °C using a PT-100 (DIN 43760) RTD sensor, 4-wire or 3-wire connection }} | ||
{{Spec|Reading rate|3½ digits: 3.3 ms integration, 76 rdgs/s; 4½ digits: 16.66 ms integration, 36 rdgs/s; 5½ digits: 100 ms integration, 9 rdgs/s }} | |||
{{Spec|Power|105–125 V or 210–250 V, 50–400 Hz, 24 VA (with low-voltage transformer option, 90–110 V or 180-220 V) } | |||
{{Spec|Connections|Analog: 5-way binding posts on front and back, switch-selectable; Digital: Trigger Input and Voltmeter Complete output, rear panel, [[BNC connector]]s, TTL level; GPIB }} | |||
{{EndSpecs}} | |||
==Internals== | |||
If option 1950 is installed, two jumper wires (zero-ohm resistors), W102 and W103, are to be removed from the circuit. | |||
==Pictures== | ==Pictures== | ||