GW Instek GDM-8351 - Resistance Measurements

GDM-8351 User Manual
42
Resistance Measurement
Measurement
Type
2-wire
Uses the standard V-COM ports.
Recommended for measuring
resistances larger than 1kΩ.
4-wire
Compensates the test lead effect using
the 4W compensation ports(HI/LO
sense ports), in addition to the
standard V-COM ports.
Recommended for measuring
sensitive resistances smaller than 1kΩ.
Set to 2W or 4W
Measurement
1. Press the 2W/4W key once to activate 2W
resistance measurement.
Press the 2W/4W key twice to activate 4W
resistance measurement.
2. The mode will switch to the selected resistance
mode immediately, as shown below.
Display
REARGPIBCVCCSWEEPFILTRCLSTOCOMP2ND
dBmEXTSHIFTERRLIMITAUTOMATH4W2WDCAC
AVmm
HzWkM
WSFC
mdB
%
AVmm
HzWkM
WSFC
RMTMAXMINRELHOLDSMFAUTO4W2WDCAC
2W/4W
indicator
Resistance
units
Measurement
range
Connection
For 2W measurement, connect the test leads
between the VΩ terminal and the COM
terminal.
For 4W measurement, connect the test leads
between the VΩ terminal and the COM
terminal, as you would for 2W measurement.
Connect the sense leads between the LO and HI
sense terminals.