Keller ITS CellaPort PT 120, Operating Manual, Page: 25 / 72

Operating manual PT 11x, 12x,13x
19
Threshold limits
The start of a measuring cycle is determined automatically and is de-
pendent on the following variables:
Parameter Function
Limit 1
(
LI. 1
)
Before beginning the measurement, the tem-
perature reading must have been lower than
Limit 1 at least once.
If Auto reset is activated (
A.RST
=
ON
), Lim-
it 1 will be ignored
Limit 2 (
LI. 2
) Limit 2 must be exceeded at least for the dura-
tion of the time delay (
T.DEL
).
Time Delay (
T.DEL
): See Limit 2
When the conditions are fulfilled, the sampling time can begin (
T.ACT
).