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SIMATIC PCS 7 cabinet design
AS 488/TM system unit
•DC 24 V or AC 120/230 V power supply: depending on the in- put voltage, the AS 488/TM can be equipped either with a PS 407 power supply module (AC 120/230 V supply) or a PS 405 power supply module (DC 24 V supply), each rated at 10 A. These supply the AS 488/TM modules with the DC 5 V and DC 24 V operating voltages via the backplane bus. The PS 405 and PS 407 power supply modules also contain the backup batteries for buffering the time and date.
•Supplementary system documentation consisting of a manual for AS 388/TM, AS 488/TM and
■Overview
The scope of delivery of the AS 488/TM is variable, and is de- fined specific to the order.
Fundamental components of the AS 488/TM are:
•Mounting board for the UR2 rack and the rail for the OLM opti- cal link module
•AS 488/TM CPU, comprising:
-SIMATIC M7 CPU
-Memory module set with 2 x 8 Mbyte
-UR2 rack (9 slots)
-IF
-IF
-AS 488/TM system software on
-Commissioning terminal software on
•
•Components for connection to the CS 275 or
Preparation of quotation, consulting and ordering
Siemens AG
Tel.: +49 721
Fax: +49 721
Siemens PLT 112 · 2002 | 6/5 |