Table of Contents
Advertisement
A zero-point adjustment is only possible in the range 0 to 25% of the
measuring range.
2
Carry out a zero-point adjustment with the pressure connections open:
Press and hold down ◄.
3
Connect the pressure hoses to the pressure system or position the
pitot tube and read the measured values.
Changing the measurement channel
display
1
Switch the display of the second parameter between speed (m/s, fpm)
and volume flow (m³/h, cfm, l/s (512-1 only)):
Press ►.
Freezing a reading, displaying the
maximum/minimum value
The current reading can be frozen. The maximum and minimum values since
the last time the instrument was switched on in the standard view or during a
multi-point or continuous measurement can be displayed.
◄
1
Press
The following are displayed in turn:
o
Hold: frozen measured value
o
Max: Maximum value
o
Min: Minimum value
o
Current measuring value
Resetting maximum/minimum values
The maximum/minimum values of all channels can be reset to the current
reading.
◄
1
Press
2
Hold down
All maximum and minimum values are reset to the current reading.
Carrying out multi-point mean calculation
several times until the desired value is displayed.
several times until Max or Min lights up.
◄
(approx. 2 s).
7 Using the product
19
Advertisement
Table of Contents
