Automatic Trigger Delays - HP 34401A User Manual

Chapter 3 Features and Functions
Triggering

Automatic Trigger Delays

If you do not specify a trigger delay, the multimeter selects an
automatic delay for you. The delay is determined by function, range,
integration time, and ac filter setting.
DC Voltage and DC Current (for all ranges):
Integration Time
NPLC 1
NPLC < 1
Resistance (2-wire and 4-wire):
Trigger Delay
Range
(For NPLC 1)
100
1.5 ms
1 k
1.5 ms
10 k
1.5 ms
100 k
1.5 ms
1 M
15 ms
10 M
100 ms
100 M
100 ms
AC Voltage and AC Current (for all ranges):
Remote or single/external trigger
AC Filter Trigger Delay
Slow 7.0 sec
Medium 1.0 sec
Fast 600 ms
Frequency and Period:
Remote or single/external trigger
Trigger Delay
1.0 sec
Trigger Delay
1.5 ms
1.0 ms
Range
100
1 k
10 k
100 k
1 M
10 M
100 M
Front panel with auto trigger ON
AC Filter
Slow
Medium
Fast
Front panel with auto trigger ON
Trigger Delay
(For NPLC < 1)
1.0 ms
1.0 ms
1.0 ms
1.0 ms
10 ms
100 ms
100 ms
Trigger Delay
1.5 sec
200 ms
100 ms
Trigger Delay
0 sec
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