38477BA2B
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Volume 6
About this User’s Manual: Volume 6 of the Uni-Probe LB 490 User’s Manual is a supplement to
the standard documentation of the level measuring system
Uni-Probe LB 490 and includes instructions for operation of the sys-
tem with Profibus PA.
Please use Volume 6 in connection with the standard version of the
Uni-Probe LB 490 User’s Manual (ID no. 38477BA2).
Basic knowledge on the Profibus PA physics and SIMATIC PDM is an
essential prerequisite for working with this User’s Manual.
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