Volumes Dependent On Flow - Teledyne 4700 Pocket Manual

will use these settings and vary the sample
collection cycle to deliver the entered sample
volume at any suction head height.
To view or change the entered sample volume,
use the Next or Previous button to select
ENTER SAMPLE VOLUME. Then, press the
Enter button to advance to the next screen
(section 3.5.12).
If you choose USE DEFINED SAMPLE, the
sample collection cycle is always a fixed number
of pump counts. This option can be beneficial
when collecting samples from pressurized lines
whenever exceptional sampling conditions
make it difficult to detect liquids and collect
accurate sample volumes. To USE DEFINED
SAMPLE, press the Next or Previous button to
select this option. Then, press the Enter button.
Note
When using defined samples, be sure to DEFINE
SAMPLE using the calibrate button. See section 3.6.1.
Note
Selecting USE DEFINED SAMPLE will disable bottle
overflow detection.

3.5.11 Volumes Dependent on Flow?

Time Paced Only – The sampler can vary the
sample volume according to an input from an
external flow rate measurement device, or use a
fixed volume at every time interval. To use
variable sample volumes, sometimes called
Constant Time Variable Volume (CTVV)
Section 3 Programming
3-35