testo Instruments Co. Ltd 05600420 User Manual
4 Product description
12
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Meaning
Standard
Standard volume flow:
The standard settings for temperature and
The standard settings for temperature and
barometric pressure (21 °C / 1013 hPa) are
used to calculate the volume flow.
K-factor
Factor by which the current reading is
multiplied. Depends on which outlet
measurements are being taken at.
Pitot Tube factor
The Pitot tube factor for Pitot tubes is
generally the same and must be entered:
• Pitot tubes from Testo: 1.00
• Pitot tubes from other manufacturers: the
• Pitot tubes from Testo: 1.00
• Pitot tubes from other manufacturers: the
Pitot tube factor can be found in the
instruction manual or you should ask your
supplier.
Control keys
Key
Key
Function
Menu
[►, ■]
Holds / starts / stops a measurement
[ESC]
Switches to the previous view / to the
measurement view
Saves the measured values
[►, ▲, ▼,◄]
Navigation within the menu
[
]
Confirms a selection
Switch instrument on/off (press and hold
down)
Switch illumination on/off (press briefly)
Switch illumination on/off (press briefly)