Technical data

Specifications 6
34405A User’s and Service Guide 129
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