Overview

Repair workplace for 7.5d High-performance Keithley 2001 DMM

Full schematics and documentation

Current status:
#5 - Reference calibrated unit fail FE on analog, broken mains fuse 500mA
#2 - Fixed, working fine now. Need calibration

#1 - work ok, offset on 1000VDC, have selftest errors sometimes
#2 - fixed ADC board, used screen for 2400
#3 - parts scrap, used screen for 2001 #4
#4 - work ok, taken #3 screen, max package, have ohm problem, selftest errors, VDC is ok.
#6 - ?

Technical specs
MFG Keithley
Resolution, digits 7 1/2
DCV Input 200mV - 1100V 24+4 - 41+6 ppm 10nV
ACV Input 200mV - 750V 0.03% - 0.3% 10nV
OHM Input 20 Ω - 1 GΩ 32+4 - 150+4.5ppm 1uΩ
DCI Input 200uA - 2.1A 400+20 - 900+20 ppm 10pA
ACI Input 200uA - 2.1A 0.13% - 0.315% 10pA
DCI In-curcuit 100uA - 12A 5%+2 1mΩ - 10Ω typ.
Thermal measurements Thermocouple J,K,N,T,E,R,S,B, RTD, -200°C +1000 °C
Frequency counter 1Hz-15MHz 0.03% of reading, 5 digit
Input frequency 20 Hz - 2 MHz
Scan feature Yes, 2001-SCAN or 2001-TCSCAN cards
Interface GPIB, Digital in/Digital out
Dimensions 90 x 370 x 214 mm

Issue tracking

View all issues | Gantt

Members

Manager: tin

Developer: Izerg, Mickle

Latest news

Keithley 2001 firmwares added
Added B08,B10,B15 firmwares to repository.
Added by tin about 2 years ago

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