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3700 Portable Samplers
Section 3 Programming Guidelines
Example: Time-Paced Multiplexed (samples-per-bottle) Sampling
7. Select "SAMPLES PER BOTTLE."
8. Enter "4" to set the number of samples per bottle to 4.
9. Enter the sample volume of "200" ml.
10. Select "YES" so you can enter the specific start time.
11. When this display first appears, it will show you the sampler's "guess" at the start time. Type in the desired start
time. For this example, the start time is 6:00 on 6/20/04.
After this message is displayed briefly, the sampler automatically returns to the standby state.
12. To run the program, press the
13. To start the sampling routine with the first bottle, accept the blinking "1" by pressing the
you want to start the routine with another bottle, enter the starting bottle number here.
This is used with samples-per-bottle multiplexing. The first line tells the number of the upcoming sample, the total
number of samples each bottle is to receive, and the current bottle number. Here, the upcoming sample is the first of
four samples, Bottle 1. The second line indicates the scheduled time of the sample and displays the current time in
the right corner.
When the scheduled sample event time arrives, the second line disappears while the sampler completes the
pre-sample purge.
When the pump begins to pump forward to deliver the sample, sample delivery is indicated by the word "PUMPING"
followed by the sample volume. The message remains through the post-sample purge.
When the sampling cycle is completed, the display again indicates the upcoming sample.
The next displays shown here, in Steps 18 through 20, show the displays as the sample volumes are deposited in
Bottle 1.
3-30
[BOTTLES PER SAMPLE,
SAMPLES PER BOTTLE
4
SAMPLES PER
( 1 - 50 )
BOTTLE
SAMPLE VOLUMES OF
( 10 - 250 )
200
ml
ENTER START TIME?
[
, NO ]
YES
TAKE FIRST SAMPLE AT
6
:00
20-JUN-04
PROGRAMMING SEQUENCE
COMPLETE . . .
key after the sampler is installed.
START SAMPLING
. . . STANDBY . . .
10:37:23
19-JUN-04
START SAMPLING
1
AT BOTTLE
1
OF
4,
BOTTLE 1
AT
6:00
1
OF
4,
BOTTLE 1
1
OF
4,
BOTTLE 1
PUMPING 200 ml
2
OF
4,
BOTTLE 1
AT
6:15
]
( 1-24 )
5:55:33
6:00:26
/
key. If
ENTER
PROGRAM
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