TSI Incorporated 8525, Руководство по эксплуатации и обслуживанию

Страница: 42 / 67

Chapter 3
34
To program the P-T
RAK
® particle counter for Log Mode 2 or 3, do the
following:
Item Description
Channels Select the channels for which you want to
log data. In the case of the P-T
RAK
®
particle
counter, there is only one channel to select:
particle concentration.
Start Date
Start Time Enter the date and time to begin the
sample:
•
If you enter a blank for a start date, the
sample begins whenever the specified
start time occurs.
•
If you enter a blank for the start time,
both start date and start time are
ignored, and the sample begins when
the operator manually starts the
sample.
Log interval Enter the log interval to use for the test.
Test length Enter the length for the sample:
•
If you enter a value, the instrument
automatically turns off when the last
test is complete.
•
If you enter a blank, the operator must
manually stop the sample.
Number of tests Enter the number of tests to perform.
Time between tests If you have specified more than one
Number of tests , enter the time between
tests. If you enter 0 or blank, the next test is
started immediately after the last test is
complete.
While you are entering values for Log Mode 2 or 3, the
Percent
Memory Required is dynamically updated to show the amount of logger
memory required to take the programmed sample. If the protocol you
have defined requires more than 100% of memory, you can decrease the
amount of memory required by manipulating the following protocol
parameters:
•
Increase the logging interval.
•
Decrease the length for the test.
•
Decrease the number of tests.