Copyright 2007 Baker Hughes Company.
20 | DPI 610/615 IS Instruction Manual–English
Chapter
4.
Taking Measurements
4.9 Relief Valve Test (REL VALVE) Task
To carry out a relief valve test, press
TASK
and select
REL VALVE
. Connect the output pressure
port of the instrument to an external system as shown below:
•
To change the pressure units, if required, press
INPUT
and select the required units using
the cursor keys.
•
Close the vent valve and, using the hand-pump or external pressure supply, apply pressure
to the relief valve under test.
•
When the relief valve operates, the maximum recorded pressure indicates the operating
point of the valve.
•
Record the test results.
Note:
The
STORE
key can be used for this purpose. Use right cursor key initially, followed
by up/down keys to enter Snapshot text.
•
Open vent valve to release test pressure.
Note:
If using external pressure supply, isolate supply before opening the vent valve.
A
External pressure source (indicator only)
B
Pressure regulator
C
Relief valve under test
PRESSURE INT
RESET
MAX/MIN
MAXIMUM
MINIMUM
PRESSURE INT
TASK : RELVALVE
SNAPSHOT MODE
Summary of Contents for Druck DPI 610 IS
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