VIPA SSM-BG41, Manual

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Handling with VIPA data handling blocks Manual BG41/BG42/BG43
4-30 Rev. 99/49
4.1.7.5 FB31 (RECEIVE), data reception for 3964(R)
This data handling block is used for the importing of a telegram from the interfaces BG41, BG42
and BG43 when using the procedure 3964(R).
In FB31 lubricating flags are used. These must be saved when loading the
FB31 from a time or alarm protected OB.
The data handling block posseses formal operands. Several working parameters are to be set
through these formal operands. They can be directly as well as indirectly parametrized.
The following parameters are to be transmitted when loading FB31:
Des. Format Explanation
ADRE KH The address set with DIL switches
SSNR KF Interface number 1,2,3
A-NR KF Order number(1...255)
ZTYP KC Details of data type
DBNR KY Number of data blocks detailed under target type of given
function block
BWNR KY Byte/word number from which an incoming telegram should be
filed.
MXBW KF Maximum word length of incoming telegram
ANZW MW The display word is filed under this word
PAFE MB Error messages in relation to parametrizing are filed in this
byte
NEUS M New start bit
Tab. 4-12:List of parameters for the loading of FB31
The following details are necessary for the abovementioned parameters:
ADRE Input of the physical start address, under which the building block can be
accessed by the PLC. This start address can be set with the DIL switches S1 and
S2 (see chapter 5).
SSNR The interface number 1, 2 or 3 is to be given.
A-NR Order Number, a number in the area of 1...255. This number may not be given to
any other data handling block.