Keithley 2110 Calibration Manual

Model 2110
5½ Digit Multimeter Calibration Manual Section 3:
Performance verification
2110-905-01 Rev. C / August 2013 3-3
Resistance accuracy verification
RESISTANCE ACCURACY VERIFICATION
Range Test Point Accuracy Limits
Upper Limit Lower Limit
100 Ω 100.0000 Ω 100.025 Ω 99.9755 Ω
1 kΩ
1.000000 kΩ
1.00022 kΩ
0.99978 kΩ
10 kΩ
10.00000 kΩ
10.0022 kΩ
9.9978 kΩ
100 kΩ
100.0000 kΩ
100.022 kΩ
99.978 kΩ
1 MΩ
1.000000 MΩ
1.00024 MΩ
0.99976 MΩ
10 MΩ
10.00000 MΩ
10.0104 MΩ
9.9896 MΩ
100 MΩ
100.0000 MΩ
101.505 MΩ
98.495 MΩ
Specifications for 4-W ohms mode:
a. (For 2-W ohms, use zero null or subtract lead resistance from displayed reading.)
b. Max lead resistance 10% of range per lead for 100 Ω and 1 kΩ ranges;
Add 1 kΩ per lead for all other ranges.
DC current accuracy verification
DC CURRENT ACCURACY VERIFICATION
Range Test Point Accuracy Limits
Upper Limit Lower Limit
10 mA
5.0000 mA
5.0045 mA
4.9955 mA
9.0000 mA
9.0065 mA
8.9935 mA
100 mA
50.000 mA
50.035 mA
49.965 mA
90.000 mA 90.055 mA 89.945 mA
1 A 0.50000 A 0.50095 A 0.49905 A
0.90000 A
0.90155 A
0.89845 A
3 A
1.50000 A
1.50390 A
1.49610 A
2.70000 A
2.70630 A
2.69370 A
10 A
5.0000 A
5.0175 A
4.9825 A
9.0000 A
9.0275 A
8.9725 A
Specifications valid after 2-hour warm-up:
a. ADC set for continuous trigger operation.
b. Input bias current < 30 pA at 25 °C.
c. Input protection 1000 V all ranges (2-W input).
e. Repeat the checks above for negative polarity.

Keithley 2110 Specifications

General

Model	2110
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
Continuity	Yes
Diode Test	Yes
Category	Digital Multimeter
Display	5.5 digit
DC Current Range	100 µA to 3 A
AC Current Range	100 µA to 3 A
Resistance Range	100 MΩ
Frequency Range	3 Hz to 300 kHz
Frequency Accuracy	0.01% + 1 count
Capacitance Range	1 nF to 100 µF
Capacitance Accuracy	1% + 5 counts
Connectivity	USB, GPIB (optional)
Dimensions	88 mm
Power Supply	100 V to 240 V AC, 50/60 Hz
DC Voltage Accuracy	±0.012% + 2 counts