Index

A

Accessories, 2-35Addresses

geographical, 3-2logical, 3-2

Analog modules, replacing, 7-7

Assembling the bus cable, on a bus connector with order number 6ES7 ..., 5-20

Assembly central, 2-2distributed, 2-2

Assembly, M7-400, interface submodules, 6-18

B

Backup battery disposing, 7-3inserting, 6-13removing, 7-2replacing, 7-2using, 7-3

Baud Rate, 5-3

Bus cable, length of spur lines, 5-16Bus connector

connecting to the module, 5-20purpose, 5-19

removing, 5-20

setting the terminating resistor, 5-20terminating resistor, 5-9

Bus connectors, assembling bus cables, 5-20Bus segment. See Segment

C

C bus, 2-7

Cable lengths, maximum, 5-15Cabling, inside buildings, A-17Changing fuse, digital modules, 7-9Channel

on a digital module, 3-6on an analog module, 3-7

Communication, programming device -- CPU, 6-6

Communication bus (C-bus), 2-7

Components

for MPI network, 5-8of the S7-400, 1-1PROFIBUS-DP network, 5-8

Configuration electrical, A-2interference-free, 4-15

Connecting a programming device, 6-5Connection, rules, 2-5

Coupling capacitive, A-6direct, A-6inductive, A-6

CPU, 1-2

resetting the, 6-7,6-10restarting the, 6-10

CPUs, replacing, 7-5

CPUs, M7-400, covering unused submodule slots, 6-19

D

Digital modules fuses, 7-9replacing, 7-7

Distributed I/Os, 2-34

E

EMC-compatible mounting -- examples, A-10EMERGENCY OFF devices, A-2Equipotential bonding, A-15,A-22

Error, how to proceed if an error occurs, 6-2Expansion module, M7-400, covering unused

submodule slots, 6-19

F

Fan subassembly replacing fans, 7-14replacing the filter frame, 7-16replacing the fuse, 7-13replacing the monitoring PCB, 7-18replacing the power supply PCB, 7-18

Automation System S7-400

Hardware and Installation

Index-1

A5E00850741-01

 

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Siemens S7-400 installation manual Index