2-20 Agilent 4155B/4156B User’s Guide Vol.2, Edition 5
Measurement Mode
Sampling Measurement Mode
Sampling Completion
The sampling measurement completes when one of the following conditions is
satisfied:
• Stop condition
The stop condition is satisfied. See below.
• Total sampling time
The specified total sampling time has elapsed.
Available for linear and thinned-out sampling. Setting TOTAL SAMP.TIME to
auto or no limit disables this sampling completion condition.
• Number of sampling points
The specified number of samples has elapsed.
Available for logarithmic sampling. For linear sampling, setting
TOTAL SAMP.TIME to auto enables this sampling completion condition.
• Stop front-panel key
The Stop front-panel key is pressed.
• GPIB Command
The 4155B/4156B receives GPIB command to stop sampling.
• Emergency Condition
An emergency condition occurs on the 4155B/4156B.
• Interlock Open
Interlock terminal opens due to high voltage.
Stop Condition
The stop condition is defined by using the STOP CONDITION table of MEASURE:
SAMPLING SETUP screen. This function stops the measurement as shown below.
1. Compares the value of the parameter set to NAME field and the value defined in
THRESHOLD field.
2. Counts how many times the selected EVENT occurs.
3. When the count reaches the value defined in EVENT NO. field, sampling is
stopped immediately.
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