9 Measurement
FLUXUS H721 9.1 Enabling the HPI measuring mode
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UMFLUXUS_H721V1-5EN, 2022-05-15
9 Measurement
9.1 Enabling the HPI measuring mode
• Select the menu item Special functions\
Measurement.
•Press ENTER.
• Select the menu item Measurement modes.
•Press ENTER.
•Select On to enable the HPI measuring mode. Select Off to disable it.
• Press ENTER.
Risk of explosion when using the measuring equipment in explosive atmospheres (ATEX, IECEx)
This may result in personal or material damage or dangerous situations.
→ Observe the "Safety instructions for the use in explosive atmospheres" (see document SIFLUXUS).
Risk of explosion when using the measuring equipment in explosive atmospheres (TR TS)
This may result in personal or material damage or dangerous situations.
→ Observe the "Safety instructions for the use in explosive atmospheres" (see document SIFLUXUSRU).
Warning of severe injuries from hot or cold components
Touching hot or cold components can lead to severe injuries (e.g., thermal damage).
→ Any mounting, installation or connection work has to be concluded.
→ Any work on the measuring point during the measurement is prohibited.
→ Observe the ambient conditions at the measuring point during installation.
→ Wear the required personal protective equipment.
→ Observe the applicable rules.
If the HPI measuring mode is not enabled, the transmitter operates as an ultrasonic flowmeter, see operating
instruction UMFLUXUS_F72x provided on the USB stick).
Special functions
Measurement
Measurement modes
HPI measurement
Fluid decision
see annex A
Special functions\Measurement\Measurement
modes
Special functions\Measurement\Measurement modes\HPI measurement
When operating a transmitter with 2 measuring channels, the measuring mode can only be run with a common fluid
table. The fluid data set and the HPI physical quantity have to be identical on both measuring channels.
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