Vaisala K-PATENTS PR-23 Series, Instruction Manual, Page: 70 / 246

60 PR-23 instruction manual
To set a low temperature limit , choose
8 TEMP LIMIT VALUE °C
and enter the temper-
ature (in °C!) where the limit should be.
The empty pipe check prevents washing if message is
NO SAMPLE
, i.e. there’s no
process liquid in the pipe. To deactivate (or active) the empty pipe check, choose
9 EMPTY PIPE CHECK
and then the appropriate menu command.
To change the wash nD limit , select first
0 MORE ...
and then
1 WASH nD LIMIT
to set
the n
D
value to be used with the wash check functionality.
To set wash tolerance time , select first 0 MORE ... and then 2 WASH TOLERANCE TIME
to set the time during which a wash has to be accepted. If no wash is accepted during
wash tolerance time, the message becomes
PRISM WASH FAILURE . The wash tolerance
counter is reset by a successful wash.