Keithley DMM6500 User Manual

Section
6: Measuring 4-wire resistance with offset compensation DMM6500 6½ Digit Multimeter
User's Manual
6-6 DMM6500-900-01Rev. A / April 2018
Test results
The results of a low-resistance measurement test using a 20 Ω resistor are shown in the table below.
For example, if the resistor specification has a tolerance of ±0.1% and a temperature coefficient of
±15 ppm/°C, a compliant resistor measures between 19.97 Ω and 20.03 Ω.
Offset compensation Resistance
Off
19.992460878
On
19.991394395
Figure 36: 4-wire resistance test results

Keithley DMM6500 Specifications

General

Resolution	6.5 digits
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
DC Current Range	10 µA to 10 A
AC Current Range	10 µA to 10 A
Temperature Range	-200 °C to 1820 °C
Display	5-inch capacitive touch screen
Resistance Range	100 MΩ
Frequency Range	3 Hz
Sampling Rate	1 MS/s
Connectivity	USB, LAN, GPIB (optional), TSP-Link
Memory	7 million readings