Keithley 2701 User Manual

Model 2701 User’s Manual Basic DMM Operation 3-27
Figure 3-10
Constant-current method to measure ohms (100Ω to 1MΩ ranges)
DUT
V
ISOUR
VMEAS
Input Hi
Input Lo
2701
DUT
V
ISOUR
VMEAS
Input Hi
Input Lo
2701
Sense Hi
Sense Lo
A) 2-wire ohms (Ω2) measurements (100Ω through 1MΩ ranges)
R
DUT =
VMEAS
ISOUR
RDUT =
V
MEAS
ISOUR
B) 4-wire ohms (Ω4) measurements (100Ω through 1MΩ ranges)

Keithley 2701 Specifications

General

Max Voltage	300 V
Max Current	3 A
Frequency Range	3 Hz to 500 kHz
Frequency Accuracy	0.01%
Weight	3.6 kg
Measurement Functions	Frequency, Temperature
Interface	IEEE-488 (GPIB), RS-232
DC Voltage Range	300 V
DC Current Range	3 A
AC Voltage Range	300V
AC Current Range	1 μA to 3 A
Resistance Accuracy	0.01%
Channels	10
Dimensions	213mm x 88mm x 370mm