Keithley 2790 User Manual

HW 11/04/03
Rev. D
2790 SourceMeter

Switch System Specifications
2790 MAINFRAME FUNCTION SPECIFICATION
MAINFRAME FUNCTION ACCURACY SPECIFICATIONS ARE FOR 1 YEAR, 23°C
±
5°C
DC MEASUREMENT SPECIFICATIONS
1
CONDITIONS: MED (1 PLC)
2
or 10 PLC ACCURACY: ±(ppm of reading + ppm of range)
or MED (1 PLC) with Digital Filter of 10 (ppm = parts per million) (e.g., 10ppm = 0.001%)
Function Range Resolution
Test Current (±5%)
or Burden Voltage
Input
Resistance or
Open Ckt.
Voltage
3
24 Hour
4
23°C ±1°
90 Day
23°C ±5°
1 Year
23°C ±5°
Temperature Coefficient
0°-18°C & 28°-40°C
Voltage
100.0000 mV 0.1 µV
>10 GΩ
15 + 30 25 + 70 30 + 70 (1 + 5)/°C
1.000000 V 1.0 µV
>10 GΩ
15 + 6 25 + 7 30 + 7 (1 + 1)/°C
10.00000 V 10 µV
>10 GΩ
10 + 4 20 + 5 30 + 5 (1 + 1)/°C
100.0000 V 100 µV
10 MΩ ±1%
15 + 6 45 + 9 55 + 9 (5 + 1)/°C
1000.000 V
5
1 mV
10 ΜΩ ±1%
20 + 6 35 + 9 50 + 9 (5 + 1)/°C
Resistance
6, 8
100.0000 Ω 100 µΩ
1 mA 6.6 V 20 + 20 80 + 20 100 + 20 (8 + 1)/°C
1.000000 kΩ 1 mΩ
1 mA 6.6 V 20 + 6 80 + 6 100 + 6 (8 + 1)/°C
10.00000 kΩ 10 mΩ
100 µA 6.6 V 20 + 6 80 + 6 100 + 6 (8 + 1)/°C
100.0000 kΩ 100 mΩ
10 µA 12.8 V 20 + 6 80 + 10 100 + 10 (8 + 1)/°C
1.000000 MΩ 1.0 Ω
10 µA 12.8 V 20 + 6 80 + 10 100 + 10 (8 + 1)/°C
10.00000 MΩ
7
10 Ω
Note 7 7.0 V 150 + 6 200 + 10 400 + 10 (70 + 1)/°C
100.0000 MΩ
7
100 Ω
Note 7 7.0 V 800 + 30 3000 + 30 3000 + 30 (385 + 1)/°C
Continuity (2W) 1.000 kΩ 100 mΩ
1 mA 6.6 V 40 + 100 100 + 100 100 + 100 (8 + 1)/°C
Current
20.00000 mA 10 nA <0.2 V 60 + 30 300 + 80 500 + 80 (50 + 5)/°C
100.0000 mA 100 nA <0.05 V 100 + 300 300 + 800 500 + 800 (50 + 50)/°C
1.000000 A 1.0 µA <0.3 V
9
200 + 30 500 + 80 800 + 80 (50 + 5)/°C
3.000000 A 10 µA <1.0 V
9
1000 + 15 1200 + 40 1200 + 40 (50 + 5)/°C
Channel (Ratio)
10
Ratio Accuracy = Accuracy of selected Channel Range + Accuracy of Paired Channel Range
Channel (Average)
10
Average Accuracy = Accuracy of selected Channel Range + Accuracy of Paired Channel Range
Temperature
(Displayed in °C, °F, or K. Exclusive of probe errors.)
Range Resolution
Accuracy
1 Year (23°C ± 5°C)
Temperature Coefficient
0-18°C & 28°-40°C
4-Wire RTD:
(100Ω platinum [PT100], D100, F100, PT385, PT3916, or user type. Offset
compensation On.)
-200°C to 630°C 0.01°C 0.06°C 0.003°C/°C
Thermistor: (2.2kΩ, 5kΩ, and 10kΩ)
18
-80°C to 150°C 0.01°C 0.08°C 0.002°C/°C
DC Speed vs. Noise Rejection
Rate Filter Readings/s
11
Digits
RMS Noise
10V Range
NMRR CMRR
13
10 50 0.01 (0.08) 6.5 < 1.2 µV 110 dB
12
120 dB
1 Off 15 (12) 6.5 < 4 µV 90 dB
12
120 dB
0.1 Off 500 (400) 5.5 < 22 µV – 80 dB
0.01 Off 2000 (1800) 4.5 < 150 µV – 80 dB
DC Operating Characteristics
15
60Hz (50Hz) Operation
Function Digits Readings/s PLCs
6.5
11, 15
5 (4) 10
6.5
15
30 (24) 1
6.5
11, 15
50 (40) 1
5.5
11, 15
100 (80) 0.1
5.5
15, 16
250 (200) 0.1
5.5
16
480 (400) 0.1
DCV, DCI,
Ohms (<10M),
Thermistor
4.5
16
2000 (1800) 0.01
6.5
15
1.4 (1.1) 10
6.5
15
15 (12) 1
4W Ohms (<10M)
5.5
16
33 (25) 0.1
6.5
15
0.9 (0.7) 10
6.5
15
8 (6.4) 1
RTD
5.5
15, 16
18 (14.4) 0.1
6.5
15
2.5 (2) 10
6.5
15
15 (12) 1
Channel (Ratio),
Channel (AVG)
5.5
16
25 (20) 0.1

Keithley 2790 Specifications

General

Brand	Keithley
Model	2790
Category	Switch
Language	English