User manual

2400 Series SourceMeter
®
User’s Manual Connections 2-11
Figure 2-5
Guarded ohms measurements (ohms guard)
WARNING: NO INTERNAL OPERATOR SERVICAB
CAUTION: FOR CONTINUED PROTECTION AGAINST FIR
HI
LO
IEEE-488
(ENTER IEEE ADDRESS
WITH FRONT PANEL
WARNING: NO INTERNAL OPERATOR SERVICA
CAUTION: FOR CONTINUED PROTECTION AGAINST FIR
INPUT/
OUTPUT
4-WIRE
SENSE
HI
LO
IEEE-488
(ENTER IEEE ADDRESS
WITH FRONT PANEL MENU)
V, Ω
GUARD
GUARD
SENSE
RS232
INPUT/
OUTPUT
4-WIRE
SENSE
HI
LO
IEEE-488
(ENTER IEEE ADDRESS
WITH FRONT PANEL MENU)
V, Ω
GUARD
GUARD
SENSE
WARNING: NO INTERNAL OPERATOR SERVICA
CAUTION: FOR CONTINUED PROTECTION AGAINST FIR
RS232
RS232
R
G
≥1kΩ
I
G
Resistor Network
Sense Selection: 2-wire (local)
A. Basic connections
R
G
<1kΩ
Resistor Network
Sense Selection: 2-wire (local)
B. Connections using guard sense
!
!
DUT
V, Ω
GUARD
4-WIRE
SENSE
INPUT/
OUTPUT
GUARD
SENSE
C. 6-wire ohms connections
I
G