TESTO 6448 Instruction Manual page 36

Compressed air counter probe
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5 Operation
Representation
in display
diS
Uni
SELd
36
Description
Setting the display
7 settings can be selected:
d1
= update of measurement value every 50 ms
d2
= update of measurement value every 200 ms
d3
= update of measurement value every 600 ms
The measurement value update affects only the display.
It has no effect on the outputs.
rd1, rd2,
rd3
= display as with d1, d2, d3, but rotated by
180°
OFF
= display of the measurement value switched off in
run mode.
By pressing one of the buttons, the current measurement
value is displayed for 15 seconds. Pressing the
[Mode/Enter]
button again opens the display mode.
The LEDs also remain active when the display is
switched off.
Display unit
3 settings can be selected:
= flow rate in m³/min (LED
nm3m
lights)
nm3h
= flow rate in m³/h, or m³/h x 1000
ms
= velocity in m/s
Set the display unit before you set the values for the SPx,
rPx,
ASP
and
AEP
up/down errors are avoided during the internal conversion
into other units and the exact values required are
provided.
Standard measurement parameter on display Flow value,
counter reading or medium temperature
l/min
parameters. In this way, rounding
3
and LED
10

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