Keithley Instruments, Inc.
28775 Aurora Road
Cleveland, Ohio 44139
1-888-KEITHLEY
www.keithley.com
Model 2100
6 1/2-Digit Resolution Digital Multimeter Specifications
Specifications are subject to change without notice.
Page 2 of 4 SPEC-2100 Rev. C / Sep 2011
Function Range Resolution Test current
1 year
(23°C ± 5°C)
100.0000 100u 1mA 0.015 + 0.005
1.000000k 1m 1mA 0.015 + 0.002
10.00000k 10m 100uA 0.013 + 0.002
100.0000k 100m 10uA 0.015 + 0.002
1.000000M 1 5uA 0.017 + 0.002
10.00000M 10 500nA 0.045 + 0.002
Resistance
2
100.0000M 100 500nA||10M 1.00 + 0.020
Diode test
1.0000V 10uV 1mA 0.040 + 0.020
Continuity
1000.00 10m 1mA 0.024 + 0.030
Measurement noise rejection DC (60Hz / 50Hz)
Rate Digits CMRR
3
NMRR
4
10PLC 6 1/2 140dB 60dB
1PLC 5 1/2 140dB 60dB
Temperature (RTD)
4-WIRE ACCURACY
5
Range Resolution 1 Year
-100°C to + 100°C 0.001°C ±0.1°C
-200°C to + 630°C 0.001°C ±0.2°C
RTD TYPE: 100 platinum (PT100), D100, F100, PT385, or PT3916
MAXIMUM LEAD RESISTANCE (each lead): 12 (to achieve rated accuracy).
SENSOR CURRENT: 1mA (pulsed).
AC characteristics: Accuracy
6
± (% of reading + % of range)
2
Specifications for 4-W ohms mode. For 2-W ohms, use zero null or subtract lead resistance from displayed reading.
a. Max lead resistance 10% of range per lead for 100 and 1k ranges; add 1k per lead for all other ranges.
3
For 1k unbalance in LO lead.
4
For line frequency ± 0.1%.
5
Excluding probe errors. 23°C ±5°C.
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