Keithley Model 2000 6 1/2-Digit Multimeter Specifications

Document #SPEC-2000M

Specifications are subject to change without notice.

DC CHARACTERISTICS

CONDITIONS: MED (1 PLC)¹ or SLOW (10 PLC) or MED (1 PLC) with filter of 10

ACCURACY: ±(ppm of reading + ppm of range) (ppm = parts per million) (e.g., 10ppm = 0.001%)

DC OPERATING CHARACTERISTICS²

DC SYSTEM SPEEDS^{2, 6}
RANGE CHANGE³: 50/s.
FUNCTION CHANGE³: 45/s.
AUTORANGE TIME^{3, 10}: <30 ms.
ASCII READINGS TO RS-232 (19.2K BAUD): 55/s.
MAX. INTERNAL TRIGGER RATE: 2000/s.
MAX. EXTERNAL TRIGGER RATE: 500/s.

DC GENERAL
LINEARITY OF 10VDC RANGE: ±(1ppm of reading + 2ppm of range).
DCV, Ω, TEMPERATURE, CONTINUITY, DIODE TEST INPUT PROTECTION: 1000V, all ranges.
MAXIMUM 4WΩ LEAD RESISTANCE: 10% of range per lead for 100Ω and 1kΩ ranges; 1kΩ per lead for all other ranges.
DC CURRENT INPUT PROTECTION: 3A, 250V fuse.
SHUNT RESISTOR: 0.1Ω for 3A, 1A, and 100mA ranges. 10Ω for 10mA range.
CONTINUITY THRESHOLD: Adjustable 1Ω to 1000Ω.
AUTOZERO OFF ERROR: Add ±(2ppm of range error + 5µV) for <10 minutes and ±1°C change.
OVERRANGE: 120% of range except on 1000V, 3A and Diode

SPEED AND NOISE REJECTION

DC Notes
¹ Add the following to “ppm of range” uncertainty:1V and 100V, 2ppm; 100mV, 15ppm; 100Ω, 15ppm; 1K-1MΩ, 2ppm; 10mA and 1A, 10ppm; 100mA, 40ppm.
² Speeds are for 60Hz operation using factory default operating conditions (*RST). Autorange off, Display off, Trigger delay= 0.
³ Speeds include measurement and binary data transfer out the GPIB.
⁴ Auto zero off.
⁵ Sample count = 1024, auto zero off.
⁶ Auto zero off, NPLC = 0.01.
⁷ Ohms = 24 readings/second.
⁸ 1 PLC = 16.67ms @ 60Hz, 20ms @ 50Hz/400Hz. The frequency is automatically determined at power up.
⁹ For signal levels >500V, add 0.02ppm/V uncertainty for the portion exceeding 500V.
¹⁰ Add 120ms for ohms.
¹¹ Must have 10% matching of lead resistance in Input HI and LO.
¹² For line frequency ±0.1%.
¹³ For 1kΩ unbalance in LO lead.
¹⁴ Relative to calibration accuracy.
¹⁵ Specifications are for 4-wire ohms. For 2-wire ohms, add 1Ω additional uncertainty.
¹⁶ For rear inputs, add the following to Temperature Coefficient “ppm of reading” uncertainty: 10MΩ 70ppm, 100MΩ 385ppm. Operating environment specified for 0° to 50°C and 50% RH at 35°C.

TRUE RMS AC VOLTAGE AND CURRENT CHARACTERISTICS

ACCURACY 1: ±(% of reading + % of range), 23°C ±5 °C

HIGH CREST FACTOR ADDITIONAL ERROR ±(% of reading)⁷

AC OPERATING CHARACTERISTICS²

ADDITIONAL LOW FREQUENCY ERRORS ±(% of reading)

AC SYSTEM SPEEDS^{2, 5}
FUNCTION/RANGE CHANGE⁶ 4/s.
AUTORANGE TIME: <3s.
ASCII READINGS TO RS-232 (19.2k BAUD)⁴: 50/s.
MAX. INTERNAL TRIGGER RATE⁴: 300/s.
MAX. EXTERNAL TRIGGER RATE⁴: 300/s.

AC GENERAL
INPUT IMPEDANCE: 1MΩ ±2% paralleled by <100pF.
ACV INPUT PROTECTION: 1000Vp.
MAXIMUM DCV: 400V on any ACV range.
ACI INPUT PROTECTION: 3A, 250V fuse.
BURDEN VOLTAGE: 1A Range: <0.3V rms. 3A Range: <1V rms.
SHUNT RESISTOR: 0.1Ω on all ACI ranges.
AC CMRR: >70dB with 1kΩ in LO lead.
MAXIMUM CREST FACTOR: 5 at full scale.
VOLT HERTZ PRODUCT: ≤8 x 10⁷ V·Hz.
OVERRANGE: 120% of range except on 750V and 3A ranges.

AC Notes
¹ Specifications are for SLOW rate and sinewave inputs >5% of range.
² Speeds are for 60 Hz operation using factory default operating conditions (*RST). Auto zero off, Auto range off, Display off, includes measurement and binary data transfer out the GPIB.
³ 0.01% of step settling error. Trigger delay = 400ms.
⁴ Trigger delay = 0.
⁵ DETector:BANDwidth 300, NPLC = 0.01.
⁶ Maximum useful limit with trigger delay = 175ms.
⁷ Applies to non-sinewaves >5Hz and <500Hz. (Guaranteed by design for Crest Factors >4.3)
⁸ Applies to 0°–18°C and 28°–50°C.
⁹ For signal levels > 2.2A, add additional 0.4% to “of reading” uncertainty.
¹⁰ Typical uncertainties. Typical represents two sigma or 95% of manufactured units measure < 0.35% of reading and three sigma or 99.7% < 1.06% of reading.

FREQUENCY AND PERIOD CHARACTERISTICS^1,2

Frequency Notes
¹ Specifications are for square wave inputs only. Input signal must be >10% of ACV range. If input is <20mV on the 100mV range then frequency must be >10Hz.
² 20% overrange on all ranges except 750V range.

TEMPERATURE CHARACTERISTICS

Temperature Notes
¹ For temperatures <–100°C, add ±0.1°C and >900°C add ±0.3°C.
² Temperature can be displayed in °C, K or °F.
³ Accuracy based on ITS-90.
⁴ Exclusive of thermocouple error.
⁵ Specifications apply to channels 2-6. Add 0.06°C/channel from channel 6.

INTERNAL SCANNER SPEED⁴

MAXIMUM INTERNAL SCANNER RATES
RANGE: Channels/s¹
TRIGGER DELAY = 0

TRIGGER DELAY = AUTO

Internal Scanner Speed Notes
¹ Speeds are for 60Hz operation using factory default operating conditions (*RST). Auto Zero off, Auto Range off, Display off, sample count = 1024.
² NPLC = 0.01.
³ DETector:BANDwidth 300.
⁴ 10-channel card specification. See individual card specifications for options other than 10-channel card.

TRIGGERING AND MEMORY

READING HOLD SENSITIVITY: 0.01%, 0.1%, 1%, or 10% of reading.
TRIGGER DELAY: 0 to 99 hrs (1ms step size).
EXTERNAL TRIGGER LATENCY: 200µs + <300µs jitter with autozero off, trigger delay = 0.
MEMORY: 1024 readings.

MATH FUNCTIONS

Rel, Min/Max/Average/StdDev (of stored reading), dB, dBm, Limit Test, %, and mX+b with user defined units displayed.
dBm REFERENCE RESISTANCES: 1 to 9999Ω in 1Ω increments.

STANDARD PROGRAMMING LANGUAGES

SCPI (Standard Commands for Programmable Instruments)
Keithley 196/199
Fluke 8840A. Fluke 8842A

REMOTE INTERFACE

GPIB (IEEE-488.1, IEEE-488.2) and RS-232C.

GENERAL

POWER SUPPLY: 100V / 120V / 220V / 240V.

LINE FREQUENCY: 50Hz to 60Hz and 400Hz, automatically sensed at power-up.

POWER CONSUMPTION: 22 VA.

OPERATING ENVIRONMENT: Specified for 0°C to 50°C. Specified to 80% R.H. at 35°C. Altitude up to 2000 meters.

STORAGE ENVIRONMENT: –40°C to 70°C.

WARRANTY: 1 year.

EMC: Conforms to European Union EMC Directive.

SAFETY: Conforms to European Union Low Voltage Directive.

VIBRATION: MIL-PRF-28800F Class 3 Random.

WARMUP: 1 hour to rated accuracy.

DIMENSIONS:

• Rack Mounting: 89mm high x 213mm wide x 370mm deep (3.5 in. x 8.38 in. x 14.56 in.).
• Bench Configuration (with handle and feet): 104mm high x 238mm wide x 370mm deep (4.13 in. x 9.38 in. x 14.56 in.).

NET WEIGHT: 2.9kg (6.3 lb).

SHIPPING WEIGHT: 5kg (11 lb).

VOLT HERTZ PRODUCT: ≤8 x 10⁷V·Hz.