Table of Contents
Advertisement
MEASURE3
Source Code File
Comments
Chapter 2
•
Trigger source (
TRIG:SOUR
count (
TRIG:COUN
external triggers.
•
The sample count (
•
The
INITiate
command puts the multimeter in the wait-for-trigger state.
The trigger source is an "
trigger and input it on the "Ext Trig" BNC connector which initiates
the measurement process. This will cause the multimeter to make
30 measurements; 10 samples for each of three triggers.
•
The
FETCh?
command causes the readings to be transferred to the
output buffer and you must provide the I/O construct to retrieve the
readings and enter them into the computer.
Maximizing Measurement Speed (no trigger delay, short integration time)
*RST
CONF:VOLT:DC 18
CAL:ZERO:AUTO OFF Turn off autozero (makes faster measurements).
TRIG:SOUR IMM
TRIG:COUN 3
SAMP:COUN 10
INIT
FETC?
enter statement
•
The
command configures the multimeter for the function
CONFigure
specified. This
CONFigure
18 (expected input is 18V; the multimeter sets a range to
accommodate that input which will be 100V). It does not initiate the
measurement.
•
The autozero function is disabled to speed up the measurement
process. See the
CALibrate:ZERO:AUTO
Reference for more information.
•
Trigger source (
TRIG:SOUR
A trigger count (
TRIG:COUN
three triggers.
•
The sample count (
•
The
INITiate
command puts the multimeter in the wait-for-trigger
state. The trigger source is "
trigger source. This trigger occurs immediately and causes the
measurement process to begin. This will cause the multimeter to make
30 measurements; 10 samples for each of three internal triggers.
•
The
FETCh?
command causes the readings to be transferred to the
output buffer and you must provide the I/O construct to retrieve the
readings and enter them into the computer.
Agilent E1412A Multimeter Application Information
) is set for an external trigger. A trigger
) of 3 is set; the multimeter will accept three
SAMP:COUN
) is set for 10 samples per trigger.
" hardware trigger. You provide this
EXTernal
Reset the multimeter.
Configure for dc volts, expected input = 18V.
Set the trigger source to immediate.
Set trigger count to 3.
Set sample count to 10.
INITiate command puts multimeter in
wait-for-trigger state; internal trigger immediately
occurs here and measurements are stored in the
multimeter's internal memory.
Transfer measurements from the multimeter's
internal memory to the output buffer and retrieve
them with the computer.
Enter reading into computer.
command specifies a range parameter of
command in the Command
) is set for immediate internal triggers.
) of 3 is set; the multimeter will accept
SAMP:COUN
) is set for 10 samples per trigger.
IMMediate
" which specifies the internal
55
Advertisement
Table of Contents
