A10
Zero Adjustment
Table. Connection method
R
SEH
R
SOH
R
SOL
R
SEL
R
Short
I
Constant-current power supply
Voltmeter
SOURCE-H
SENSE-H SENSE-L
SOURCE-L
R
SEH
R
SOH
R
SOL
R
SEL
R
Short
I
Constant-current power supply
Voltmeter
SOURCE-H
SENSE-H SENSE-L
SOURCE-L
(a) Connecting the spaces between SENSE
and SOURCE with one point respectively
(b) Connecting the spaces between the Hi-
side and the Lo-side respectively.
Resistance
between SENSE-H
and SENSE-L
R
SEH
+
R
SEL
R
SEH
+
R
Short
+
R
SEL
Path where the
measurement
current
I
ows
R
SOH
→
R
SOL
R
SOH
→
R
Short
→
R
SOL
Voltage produced
between SENSE-H
and SENSE-L
0
I
×
R
Short
As the connection
method when
performing the
zero adjustment
Correct Incorrect
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