9 Smart App
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Additional icons:
Share measurement data/reports
9.3 Measurement menu
The testo 550s / testo 557s has permanently installed measurement programs.
These enable the user to carry out convenient configuration and implementation
of specific measuring tasks.
The testo 550s / testo 557s offers the following Measurement menus:
Differential temperature (ΔT)
Differential pressure (ΔP)
Cooling and heating output