128
34405A User’s and Service Guide
6
Specifications
Operating Specifications
[1] Reading rate of the A/D converter.
[2] Time to change from 2-wire resistance to this specified function and to take at least one reading
using SCPI “FUNC” and “READ?” commands.
[3] Time to change from one range to the next higher range and to take at least one reading using
SCPI “FUNC” and “READ?” commands.
[4] Time to automatically change one range and to take at least one reading using SCPI “CONF AUTO”
and “READ?” commands.
[5] Number of measurements per second that can be read through USB using SCPI “ READ?”
command.
[6] Reading rate depends on signal frequency >10Hz.
Table 28
Operating Specifications
Function Digits
Reading Speed
[1]
Function
Change (sec)
[2]
Range
Change (sec)
[3]
Auto
Range (sec)
[4]
Reading Speed
over USB/(sec)
[5]
DCV
5.5 15
/s
0.3
0.3
<1.2
8
4.5
70 /s
0.2
0.2
<1.1
19
DCI
5.5
15 /s
0.4
0.4
<1.0
8
4.5
70 /s
0.3
0.3
<0.5
19
ACV
5.5
2.5 /s
1.3
1.7
<5.7
2
4.5
2.5 /s
1.2
1.5
<5.1
2
ACI
5.5
2.5 /s
1.8
2.2
<4.7
2
4.5
2.5 /s
1.5
1.9
<4.0
2
FREQ
[6]
5.5
9 /s
2.8
2.8
<5.8
1
4.5
9 /s
2.5
2.5
<5.0
1
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