User manual KEITHLEY 2000

[. . . ] Optional switch cards enable multiplexing up to 20 different input signals for multipoint measurement applications. High Throughput The 2000 offers exceptional measurement speed at any resolution. At 6½ digits, it delivers 50 triggered rdgs/s over the IEEE-488 bus. [. . . ] only) w w w. keithley. com A G R E A T E R M E A S U R E O F C O N F I D E N C E DIGITAL MULTIMETERS & SYSTEMS General-purpose instrument that’s as easy to operate as it is to afford GENERAL: 10 channels of 2-pole relay input. CAPABILITIES: Multiplex one of ten 2-pole or one of five 4-pole signals into DMM. INPUTS Maximum Signal Level: DC Signals: 110V DC, 1A switched, 30VA maximum (resistive load). AC Signals: 125V AC rms or 175V AC peak, 100kHz maximum, 1A switched, 62. 5VA maximum (resistive load). Contact Life: >105 operations at maximum signal level; >108 operations cold switching. Contact Potential: <±500nV typical per contact, 1µV max. Maximum Voltage Between Any Terminal and Model 2001 Input LO: 200V peak. DIMENSIONS, WEIGHT: 21mm high × 72mm wide × 221mm deep (0. 83 in. 1 2000 DC Characteristics Conditions: MED (1 PLC)1 or SLOW (10 PLC) or MED (1 PLC) with filter of 10 6½-Digit Multimeter Function Voltage Range 100. 0000 1. 000000 10. 00000 100. 0000 1000. 000 100. 0000 1. 000000 10. 00000 100. 0000 1. 000000 10. 00000 100. 0000 10. 00000 100. 0000 1. 000000 3. 00000 1 3. 00000 10. 00000 10. 00000 mV V V V V9 Ω kΩ kΩ kΩ MΩ16 MΩ11, 16 MΩ11, 16 mA mA A A kΩ V V V Resolution 0. 1 µV 1. 0 µV 10 µV 100 µV 1 mV 100 µΩ 1 mΩ 10 mΩ 100 mΩ 1 Ω 10 Ω 100 Ω 10 nA 100 nA 1 µA 10 µA 100 mΩ 10 µV 10 µV 10 µV Test Current or Burden Voltage (±5%) Accuracy: ±(ppm of reading + ppm of range) (ppm = parts per million) (e. g. , 10ppm = 0. 001%) Input Resistance > 10 GΩ > 10 GΩ > 10 GΩ 10 MΩ ±1% 10 MΩ ±1% 24 Hour 14 23°C ± 1° 30 + 30 15 + 6 15 + 4 15 + 6 20 + 6 30 + 30 20 + 6 20 + 6 20 + 6 20 + 6 150 + 6 800 + 30 60 + 30 100 + 300 200 + 30 1000 + 15 40 + 100 20 + 6 20 + 6 20 + 6 90 Day 23°C ± 5° 40 + 35 25 + 7 20 + 5 30 + 6 35 + 6 80 + 40 80 + 10 80 + 10 80 + 10 80 + 10 200 + 10 1500 + 30 300 + 80 300 + 800 500 + 80 1200 + 40 100 + 100 30 + 7 30 + 7 30 + 7 1 Year 23°C ± 5° 50 + 35 30 + 7 30 + 5 45 + 6 45 + 6 100 + 40 100 + 10 100 + 10 100 + 10 100 + 10 400 + 10 1500 + 30 500 + 80 500 + 800 800 + 80 1200 + 40 120 + 100 40 + 7 40 + 7 40 + 7 Temperature Coefficient 0°–18°C and 28°–50°C 2+6 2+1 2+1 5+1 5+1 8+6 8+1 8+1 8+1 8+1 95 + 1 900 + 1 50 + 5 50 + 50 50 + 5 50 + 5 8+1 8+1 8+1 8+1 Model 2000 specifications Resistance 15 Current Continuity 2W Diode Test 1 mA 1 mA 100 µA 10 µA 10 µA 700 nA // 10MΩ 700 nA // 10MΩ < 0. 15 V < 0. 03 V < 0. 3 V <1 V 1 mA 1 mA 100 µA 10 µA DC OPERATING CHARACTERISTICS 2 Function DCV (all ranges), DCI (all ranges), and Ohms (<10M range) Digits 6½ 3, 4 6½ 3, 7 6½ 3, 5 5½ 3, 5 5½ 5 5½ 5 4½ 5 Readings/s 5 30 50 270 500 1000 2000 PLCs 8 10 1 1 0. 1 0. 1 0. 04 0. 01 SPEED AND NOISE REJECTION Rate 10 PLC 1 PLC 0. 1 PLC 0. 01 PLC DC NOTES 1. Add the following to “ppm of range” uncertainty:1V and 100V, 2ppm; 100mV, 15ppm; 100Ω, 15ppm; 1kΩ– <1MΩ, 2ppm; 10mA and 1A, 10ppm; 100mA, 40ppm. Speeds are for 60Hz operation using factory default operating conditions (*RST). For signal levels >500V, add 0. 02ppm/V uncertainty for the portion exceeding 500V. For rear inputs, add the following to temperature coefficient “ppm of reading” uncertainty 10MΩ 95ppm, 100MΩ 900ppm. Operating environment specified for 0º to 50ºC and 50% RH at 35ºC. Readings/s 5 50 500 2000 Digits 6½ 6½ 5½ 4½ RMS Noise 10V Range < 1. 5 µV < 4 µV < 22 µV < 150 µV NMRR 12 60 dB 60 dB — — CMRR 13 140 dB 140 dB 80 dB 80 dB DC SYSTEM SPEEDS 2, 6 RANGE CHANGE 3: 50/s. EXTERNAL TRIGGER RATE: 400/s. DIGITAL MULTIMETERS & SYSTEMS DC GENERAL LINEARITY OF 10VDC RANGE: ±(1ppm of reading + 2ppm of range). DCV, Ω, TEMPERATURE, CONTINUITY, DIODE TEST INPUT PROTECTION: 1000V, all ranges. [. . . ] Bench Configuration (with handle and feet): 104mm high × 238mm wide × 370mm deep (4. 13 in × 9. 38 in × 14. 56 in). SHIPPING WEIGHT: 5kg (11 lbs). Remote Interface GPIB (IEEE-488. 1, IEEE-488. 2) and RS-232C. Frequency and Period Characteristics 1, 2 ACV Range 100 mV to 750 V Frequency Range 3 Hz to 500 kHz Period Range 333 ms to 2 µs Gate Time 1 s (SLOW) Resolution ±(ppm of reading) 0. 3 Accuracy 90 Day/1 Year ±(% of reading) 0. 01 FREQUENCY NOTES 1. If input is <20mV on the 100mV range, then frequency must be >10Hz. [. . . ]