Datasheet
www.keithley.com
1.888.KEITHLEY (U.S. only)
DIGITAL MULTIMETERS & SYSTEMS
A GREATER MEASURE OF CONFIDENCE
2002 Condensed Specifications (continued)
OHMS
TWO-WIRE AND FOUR-WIRE OHMS
Range Full Scale Resolution
Current
Source
1
Relative Accuracy
3
±(ppm of reading + ppm of range)
Transfer
7
24 Hours
4
90 Days
5
1 Year
5
2 Years
5
20 Ω 21.000000 Ω 100 nΩ
7.2 mA 2.5 + 3 5 + 4.5 15 + 6 17 + 6 20 + 6
200 Ω 210.00000 Ω 1 µΩ
960 µA 2.5 + 2 5 + 3 15 + 4 17 + 4 20 + 4
2 kΩ 2100.0000 kΩ 10 µΩ
960 µA 1.3 + 0.2 2.5 + 0.3 7 + 0.4 9 + 0.4 11 + 0.4
20 kΩ 21.000000 kΩ 100 µΩ
96 µA 1.3 + 0.2 2.5 + 0.3 7 + 0.4 9 + 0.4 11 + 0.4
20 0 k Ω 210.00000 kΩ 1 mΩ
9.6 µA 2.5 + 0.4 5.5 + 0.5 29 + 0.8 35 + 0.9 40 + 1
2 MΩ
2.1000000 MΩ 10 mΩ
1.9 µA 5 + 0.2 12 + 0.3 53 + 0.5 65 + 0.5 75 + 0.5
20 MΩ
2
21.000000 MΩ 100 mΩ
1.4 µA
6
15 + 0.1 50 + 0.2 175 + 0.6 250 + 0.6 300 + 0.6
20 0 MΩ
2
210.00000 MΩ 1 Ω
1.4 µA
6
50 + 0.5 150 + 1 500 + 3 550 + 3 600 + 3
1 GΩ
2
1.0500000 GΩ 10 Ω
1.4 µA
6
250 + 2.5 750 + 5 2000 + 15 2050 + 15 2100 + 15
2001
2002
7½-Digit High Performance Multimeter
8½-Digit High Performance Multimeter
OHMS NOTES
1. Current source has an absolute accuracy of ±5%.
2. For 2-wire mode.
3. Specifications are for 10 power line cycles, 10-reading repeat digital
filter, synchronous autozero, autorange off, 4-wire mode, offset com-
pensation on (for 20Ω to 20kΩ ranges), except as noted.
4. For T
CAL
±1°C, following 4-hour warm-up. T
CAL
is ambient temperature
at calibration (23°C at the factory).
5. For T
CAL
±5°C, following 4-hour warm-up.
6. Current source is paralleled with a 10MΩ resistance.
7. Specifications apply for 20-reading repeat digital filter, T
REF
±0.5°C
(T
REF
is the initial ambient temperature), and for measurements within
10% of the initial measurement value and within 10 minutes of the
initial measurement time.
DC AMPS
DCI INPUT CHARACTERISTICS AND ACCURACY
Range Full Scale Resolution
Maximum
Burden Voltage
3
Relative Accuracy
±(ppm of reading + ppm of range)
24 Hours
1
90 Days
2
1 Year
2
2 Years
2
200 µA 210.00000 µA 10 pA 0.25 V 50 + 6 275 + 25 350 + 25 500 + 25
2 mA 2.1000000 mA 100 pA 0.3 V 50 + 5 275 + 20 350 + 20 500 + 20
20 mA 21.000000 mA 1 nA 0.35 V 50 + 5 275 + 20 350 + 20 500 + 20
200 mA 210.00000 mA 10 nA 0.35 V 75 + 5 300 + 20 375 + 20 525 + 20
2 A 2.1000000 A 100 nA 1.1 V 350 + 5 600 + 20 750 + 20 1000 + 20
DC AMPS NOTES
1. For T
CAL
±1°C, following 55-minute warm-up. T
CAL
is ambient tempera-
ture at calibration (23°C at the factory).
2. For T
CAL
±5°C, following 55-minute warm-up.
3. Actual maximum burden voltage = (maximum burden voltage) ×
(I
MEASURED
/I
FULL SCALE
).
AC AMPS
ACI Accuracy
1, 2
90 Days, 1 Year or 2 Years, T
CAL
±5°C, for 5% to 100% of range, ±(% of reading + % of range)
Range
20Hz–
50Hz
50Hz–
200Hz
200Hz–
1kHz
1kHz–
10kHz
10kHz–
30kHz
3
30kHz–
50kHz
3
50kHz–
100kHz
3
200 µA 0.35 + 0.015 0.2 + 0.015 0.4 + 0.015 0.5 + 0.015
2 mA 0.3 + 0.015 0.15 + 0.015 0.12 + 0.015 0.12 + 0.015 0.25 + 0.015 0.3 + 0.015 0.5 + 0.015
20 mA 0.3 + 0.015 0.15 + 0.015 0.12 + 0.015 0.12 + 0.015 0.25 + 0.015 0.3 + 0.015 0.5 + 0.015
200 mA 0.3 + 0.015 0.15 + 0.015 0.12 + 0.015 0.15 + 0.015 0.5 + 0.015 1 + 0.015 3 + 0.015
2 A 0.35 + 0.015 0.2 + 0.015 0.3 + 0.015 0.45 + 0.015 1.5 + 0.015 4 + 0.015
AC AMPS NOTES
1 Specifications apply for sinewave input, AC+DC coupling, 1 power line
cycle, autozero on, digital filter off, following 55-minute warm-up.
2 Add 0.005% of range uncertainty for current above 0.5A rms for
self-heating.
3. Typical values.
FREQUENCY COUNTER
AC VOLTAGE INPUT: 1Hz–15 MHz.
ACCURACY: ±(0.03% of reading).
DC IN-CIRCUIT CURRENT
TYPICAL RANGES: Current: 100µA to 12A. Trace Resistance: 1mΩ to 10Ω.
ACCURACY: ±(5% + 500µA). For 1 power line cycle, autozero on, 10-reading digital filter,
T
CAL
±5°C, 90 days, 1 year or 2 years.
TEMPERATURE
Built-in linearization for J, K, N, T, E, R, S, B thermocouple types to ITS-90 and 100Ω platinum
RTDs DIN 43760, IPTS-68, and ITS-90.
GENERAL
POWER: Voltage: 90–134V and 180–250V, universal self-selecting. Frequency: 50Hz, 60Hz,
or 400Hz self-identifying at power-up. Consumption: <55VA.
ENVIRONMENTAL: Operating Temperature: 0° to 50°C. Storage Temperature: –40° to
70°C. Humidity: 80% R.H., 0° to 35°C.
PHYSICAL: Case Dimensions: 90mm high × 214mm wide × 369mm deep (3½ in. × 8½ in.
× 14½ in.). Net Weight: <4.2kg (<9.2 lbs.). Shipping Weight: <9.1kg (<20 lbs.).
STANDARDS
EMI/RFI: Conforms to European Union EMC directive.
Safety: Conforms to European Union Low Voltage directive.
Note 1: For MIL-T-28800E, applies to Type III, Class 5, Style E.
Model 2001 and 2002 specifications
Model 2001 and 2002 specifications