Page 965 - techequipmentscatalogue2016
P. 965
FL.UKE ®

102.65 p&i

To perform the test: • Safety First! Check all
fittings, adapters and
Isolate the pressure gauge from the process using valves, or by removing connecting tubing ratings
the gauge from the process. for pressures used.

Connect the gauge to the calibrator or reference gauge. For hydraulic • Remember to tap analog
gauges at each point due to
2 pressure gauges it's important to remove any gas that might be trapped in friction in mechanical parts.
the fluid in the gauge, calibrator, and connections by priming the system.
When generating pressure allow a few moments for stability. Compare the • Gas is preferred for
reading of the gauge under test with the master gauge or calibrator. cleanliness requirements
but use caution when
For hydraulic pressure gauges it's important prime the system. This will generating pressures above
remove any gas that might be trapped in the fluid in the gauge, calibrator 2,000 psi.
or connections.
• Industry standards
When generating pressure allow a few moments for the measurement usually desire calibration
to stabilize. When using a hydraulic hand pump as a source it can take equipment to be 4-10 times
several minutes for the pressure to stabilize due to the thermodynamic more accurate than the
effect of fluids . device under test.

Compare the reading of the gauge under test with the master • When in the field, connect
gauge or calibrator. pressure gauges through a
manifold or "tee" connector.

• Use adapter fittings
when workloads require
calibrating a wide variety of
gauges.

• Consider first. the in-use
orientation of a device and
use an angle adapter at the
bench to achieve similar
orientation.

• Use a liquid-to-liquid
separator to prevent
contamination in hydraulic
applications.

www.tech-equipments.comlsales@tech-equipments.com 959
   960   961   962   963   964   965   966   967   968   969   970