Date: November 22, 1995
Revision Date: April 28, 2005
Fuel Management Systems
(originally listed as Hasstech and later as
Petro Vend, Inc.)
Pipeline Leak Monitor
ELECTRONIC LINE LEAK DETECTOR
rate of 3.0 gph at 10 psi* with PD = 100% and PFA = 0%.
Leak rate of 0.1 gph at 1.5 times operating pressure*
with PD = 100% and PFA = 0%.
*Since leak rate varies as a function of pressure, this
leak rate and pressure were certified using an equivalent
leak rate and pressure, in accordance with an acceptable
gph for leak rate of 3.0 gph.
0.062 gph for leak rate of 0.1 gph.
A pipeline system should not be declared tight if the
test result indicates a loss that equals or exceeds this
diesel, aviation fuel.
tests pressurized fiberglass and steel pipelines.
Tests are conducted at operating pressure.
System will not function with a mechanical line leak detector
installed on the pipeline.
of 341 gallons.
between delivery and testing. None between dispensing
time is 1 to 26 minutes for leak rate of 3.0 gph.
Response time is 1 hour, 30 minutes to 12 hours, 30 minutes
for leak rate of 1.0 gph.
Test data are acquired and recorded by a permanently installed
Calculations are automatically performed by the microprocessor.
installation on pipeline.
Automatic testing of pipeline. Preset threshold.
Single test to determine if pipeline is leaking.
Pump shutdown, message display, and alarm activation if
leak is declared.
must be checked annually for capability of detecting a
line leak of 3.0 gph and, if necessary, calibrated in
accordance with manufacturer's instructions.
manufactured by Hasstech