TESTO 6448 Instruction Manual page 37

Representation
in display
SEL2
LFC
rES
diA
COF
CGA
CAr
Description
Standard measurement parameter for evaluation using
output 2:
• Limit value signal or analogue signal for flow
• Limit value signal or analogue signal for temperature
Low flow cut-off
Select LFC and set the limit value: Adjustment range:
where LIM = 100%: 0.13% to 1% of meas. range final val.
Where LIM = 50%: 0.26% to 2% of the current measuring
value
Reset to factory settings
It is recommended to note down the individual settings
before carrying out this function.
Select rES.
Press [Set] and hold it down until
Press [Mode/Enter]
Setting the inner pipe diameter
Select dIA and set the desired inner diameter for the
nominal width. Adjustment range: 38...254 mm in 2 mm
increments
Parallel translation of the measurement curve with a fixed
offset for adjustment to special pipe diameters. Standard 0
Setting a scale factor
The scale factor is a multiplier used to change the
gradient of the measurement curve.
Standard: Scale factor = 112%
Select CGA and set the desired scale (proportional)
factor: Adjustment range: 60...140 % in 1 % increments
Reset to factory settings for the scale factor
It is recommended to note down the individual settings
before carrying out this function.
Select CAr.
Press [Set] and hold it down until
Press [Mode/Enter]
---- is displayed.
briefly.
---- is displayed.
briefly.
5 Operation
37