wtw MultiLab P5 Operation Manual page 212

Input of the filter data is also possible directly via keyboard
(s.chapter "Configuration: User specific methods").
212
Maintenance
Insert lid.
Screw on lid
Input filter data by PC,
e.g. via software ACHAT from
WTW.
Carry out zero adjustment for
the supplementary filter!
BA61101/08.00/Pla/MLP5-E2