Manual do usuário Siemens SIMATIC PCS 7

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SIMATIC PCS 7 cabinet design
6/2 Introduction
6/2 Overview
6/3 Basic cabinet
6/4 ET 200M I/O unit
6/5 System unit
Siemens PLT 112 · 2002 6/1

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SIMATIC PCS 7 cabinet design Introduction SIMATIC PCS 7 cabinet design Cabinet packaging system Modular design System-specific modules  AS 488/TM system unit  ET 200M I/O unit (ET 200U/ET 200B on request) System-neutral modules  Basic cabinet, consisting of framework, door, outer walls, inter- nal mechanical parts and power supply assembly with: - Compartment for documents -Trim - AC 230 V socket - AC 230 V or DC 24 V cabinet illumination - I & C monitoring via automation system or cabinet l

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SIMATIC PCS 7 cabinet design Basic cabinet Electrical design Each delivered cabinet contains:  Power supply assembly AC 230 V or DC 24 V  Cable clamps and screen bars for I/O and bus cables  Prewiring of power supply cables for central and I/O units  Wiring of PROFIBUS-DP fieldbus  Connector board for cabinet earth Options for the electrical design  AC 230 V socket (installed in power supply assembly)  I & C monitoring (2 versions): - I & C monitoring via cabinet lamp. A blown fuse is si

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SIMATIC PCS 7 cabinet design ET 200M I/O unit Hot swapping When ordering an ET 200M I/O station, it is additionally possible to order the hot swapping function. In an I & C system, it may be necessary to replace modules dur- ing operation for reasons of increased availability. The I/O sub- system for hot swapping is available for this as a version of the ET 200M. This version permits replacement of modules without having to switch off the associated ET 200M subsystem. The functions of the i

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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 a

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SIMATIC PCS 7 cabinet design Siemens PLT 112 · 2002 6/6