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4349B
Current Measurement Accuracy Test (Channel 1)
Test
Resistor
Voltage
Current
Setting
Setting
100 pA
10
10
100 pA
10
10
100 pA
10
10
1 nA
10
9
1 nA
10
9
10 nA
10
8
100 nA
10
7
1 A
10
6
10 A
10
5
100 A
10
5
1 k
is the input impedance of the 4349B's ammeter.
1
Current Measurement Accuracy Test (Channel 2)
Test
Resistor
Voltage
Current
Setting
Setting
100 pA
10
10
100 pA
10
10
100 pA
10
10
1 nA
10
9
1 nA
10
9
10 nA
10
8
100 nA
10
7
1 A
10
6
10 A
10
5
100 A
10
5
1 k
is the input impedance of the 4349B's ammeter.
1
Measurement
Time
1 V
30 ms
1 V
100 ms
1 V
400 ms
1 V
400 ms
1 V
30 ms
1 V
30 ms
1 V
30 ms
1 V
30 ms
1 V
30 ms
10 V
10 ms
Measurement
Time
1 V
30 ms
1 V
100 ms
1 V
400 ms
1 V
400 ms
1 V
30 ms
1 V
30 ms
1 V
30 ms
1 V
30 ms
1 V
30 ms
10 V
10 ms
Multimeter
Reading [a]
Reading [b]
V
V
V
V
V
V
V
V
V
V
Multimeter
Reading [a]
Reading [b]
V
V
V
V
V
V
V
V
V
V
4349B
Test Result
Equation
pA
b
pA
b
pA
b
nA
b
nA
b
nA
b
nA
b
A
b
4
A b
a
4
A b
a
4349B
Test Result
Equation
pA
b
pA
b
pA
b
nA
b
nA
b
nA
b
nA
b
A
b
4
A b
a
4
A b
a
Maintenance
1
4
a
cv2
4
a
cv2
4
a
cv2
4
a
cv3
4
a
cv3
4
a
cv4
4
a
cv5
4
a
cv6
(cv7+1 k
)
(cv7+1 k
)
1
4
a
cv2
4
a
cv2
4
a
cv2
4
a
cv3
4
a
cv3
4
a
cv4
4
a
cv5
4
a
cv6
(cv7+1 k
)
(cv7+1 k
)
9-13
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