TESTO 324 - Page 67

6 Using the product
67
Measurement
parameter
Description
Start temperature
(ext)
Start temperature at T1 or T2
End temperature (ext)
End temperature at T1 or T2
Diff Temp. (ext) Difference between the start temperature
and the current temperature at T1 or T2
T1(ext)←→T2(ext) Differential temperature between the
current temperature at probe socket T1
and T2
Flow rate Leak rate calculated via the flow rate
sensor
Test press.(targ)
Required test pressure
Diff Press. ∆p max
Maximum permissible differential pressure
Diff Temp ∆T max Maximum permissible differential
temperature
Test Result
Option for evaluating the result:
Pass
Not checked
Failed
Enabling/disabling a program:
> Select the program: [▲], [▼] → [Enable]
- When enabling a program: The program is enabled and the
reading display matching the selected program is opened.
Zeroing starts (5 s)
Once the measurement program has been enabled, it is
possible to change the parameters Test press. (targ),
Diff. Press. ∆p max, Diff. Temp ∆T max and
Test Result.
1. Select the parameter.
2. [Options] → [Edit] → [OK].
3. Enter values. [▲], [▼] and sometimes [◄], [►] →
[OK].
Starting the program:
1. Start measurement: [ ].
- If a test pressure (target) has been set, the pressure can be
built up automatically by the instrument (up to 300 mbar).