Specifications and Characteristics 6
U3402A User’s and Service Guide 93
Specifications
DC Voltage
[1]
Input impedance is in paralleled with capacitance <120 pF.
[2]
Use Rel operation.
[3]
In Vdc 1000 V range, 5% over-range (1050 VDC) is readable.
Ta b l e 6- 1 DCV resolution, full scale reading, and accuracy [±(% of reading + count)]
Rate Range Resolution Maximum
reading
Accuracy
(One year; 23ºC ± 5ºC)
Typical input
impedance
[1]
Slow
120.000 mV
1.20000 V
12.0000 V
120.000 V
1000.00 V
1 µV
10. µV
100 µV
1 mV
10 mV
119.999
1.19999
11.9999
119.999
1000.00
[3]
±0.012% + 8
[2]
±0.012% + 5
±0.012% + 5
±0.012% + 5
±0.012% + 5
10.0 M
W
10.0 M
W
11.1 M
W
10.1 M
W
10.0 M
W
Medium
400.00 mV
4.0000 V
40.000 V
400.00 V
1000.0 V
10 µV
100 µV
1 mV
10 mV
100 mV
399.99
3.9999
39.999
399.99
1000.0
[3]
±0.012% + 5
±0.012% + 5
±0.012% + 5
±0.012% + 5
±0.012% + 5
10.0 M
W
11.1 M
W
10.1 M
W
10.0 M
W
10.0 M
W
Fast
400.0 mV
4.000 V
40.00 V
400.0 V
1000 V
100 µV
1 mV
10 mV
100 mV
1 V
399.9
3.999
39.99
399.9
1000
[3]
±0.012% + 2
±0.012% + 2
±0.012% + 2
±0.012% + 2
±0.012% + 2
10.0 M
W
11.1 M
W
10.1 M
W
10.0 M
W
10.0 M
W
U3402-90001.book Page 93 Friday, July 24, 2009 4:04 PM
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