Brief description of ASM hardware
A.3 ASM 452
FC 45
A-10
Function manual, Release 03/2006 , J31069-D0167-U001-A2-7618
A.3
A.3
ASM 452
The ASM 452 is a PROFIBUS DP-V1 slave with degree of protection IP67. Up to two
write/read devices / readers can be connected in parallel to it. The two write/read devices are
processed in pseudo parallel. This means that, from the user's point of view, command
processing takes place in parallel. Internally, however, the ASM/communication module
processes the two write/read devices in succession. The MDS / transponder which enters
the transmission window of a write/read device first is processed first. This may significantly
increase the processing time of the other write/read device. This is the reason dynamic
processing of several MDSs simultaneously has not been approved.
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Figure A-4
ASM 452 configurator
Hardware configuration
The ASM 452 is integrated into the hardware configuration of the SIMATIC Manager or into
another PROFIBUS Master by means of the GSD file SIEM80B6.GSD. The file is
incorporated in the hardware configuration of the SIMATIC Manager using the function
"Tools > Install new GSD ...". This file is located in the directory daten\PROFI_GSD\ASM452
of the
RFID Systems Software & Documentation CD.