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4349B
W
ait
Time
Figure
6-8.
W
ait
Time
When
the
test
voltage
is
dierent
from
the
precharge
voltage
,
a
wait
time
is
required
regardless
of
performance
of
the
high
resistance
meter
.
The
wait
time
t
w
is
calculated
as
follows:
t
w
=
0C
x
2
(R
s
+
R
i
)
2
l n(
X
100
2
R
s
+
R
i
R
x
2
1
K
)
where
,
R
s
:
source
resistance
[],
R
i
:
input
resistance
[],
X
:
measurement
error
[%],
K
:
(T
est
voltage
0
Charge
voltage)
/
T
est
voltage
F
or
example
,
when
Rs
is
1
k
(=10
3
),
Cx
:
1
F
(=10
-6
F),
Rx
:
1
G
(=10
9
),
X
is
10%,
and
K
is
0.1,
the
wait
time
is
,
t
w
=
010
06
2
(10
3
+
10
3
)
2
l n(
10
100
2
10
3
+
10
3
10
9
2
1
0: 1
)
=
26: 2[ms
]
Application
Measurement
6-13
Summary of Contents for 4349B
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Page 42: ...4349B Figure 1 1 Power Cable Supplied 1 10 Getting Started ...
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Page 176: ...4349B Figure 8 9 10 Additional Error Measurement Time 400 msec 8 14 General Information ...
Page 212: ...4349B Figure B 3 Handler Interface Input Signal Diagram B 4 Handler Interface Installation ...
Page 216: ...4349B Figure B 4 A1 Main Board B 8 Handler Interface Installation ...
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