Function Blocks PSx-3__-PN
4
1
Safety precautions
1.1
Appropriate use
The positioning systems PSx-3__-PN are especially suitable for automatically setting tools,
stops or spindles for wood-processing equipment, packing lines, printing equipment, filling
units and other types of special machines.
PSx3__-PN positioning systems are not stand-alone devices and may only be used if
coupled to another machine.
1.2
Symbols
The symbols given below are used throughout this manual to indicate instances when
improper operation could result in the following hazards:
WARNING!
This warns you of a potential hazard that could lead to bodily injury up to
and including death if the corresponding instructions are not followed.
CAUTION!
This warns you of a potential hazard that could lead to significant property
damage if corresponding instructions are not followed.
INFORMATION!
This indicates that the corresponding information is important for operating
the function blocks properly.
2
Data Structure DRIVE_DATA
For each drive there’s a data structure, in which some data of the drive is deposited. For each
drive a global instance of this structure is required. This instance must be provided to each FB
that operates on the corresponding drive. Hereby it shall be prevented for example, that two
FBs accesses the parameter interface of a single drive. Furthermore, in this data structure the
addresses for the input and output data of the corresponding drive has to be deposited.
