Product Overview

Components

Function

Illustration

PG cables

...connect a CPU to a

 

 

programming device.

 

PROFIBUS components

... connect the S7-400 to other

 

for example, PROFIBUS bus

S7-400 devices or programming

 

terminal

devices.

 

RS 485 repeaters

...amplify data signals on bus

 

 

lines and links bus segments.

 

Programming device (PG) or PC

...configures, programs, debugs,

 

with the STEP 7 software

and assigns parameters to the

 

package

S7-400.

 

Fan subassemblies

...ventilates modules in special

 

(for special areas of application)

cases; can be operated with or

 

 

without a filter.

 

Additional components of the S7-400 such as communications processors, function modules, etc., are described in separate manuals.

Location of the order number and product version

The order number and product version are printed on every module of the SIMATIC S7-400. The firmware version is also printed on the CPUs. The following figure shows their locations on a module.

For the product version, an X is entered instead of the valid number. The following figure shows a module with Product Version 1.

Module designation

CPU 412-1

X 2 3 4

412-1XF04-0AB0 V 4.0

Type label

Product version

Abbreviated order number (6ES7 ...)

Firmware version (in CPUs)

Automation System S7-400

Hardware and Installation

1-3

A5E00850741-01

 

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Image 15
Siemens S7-400 installation manual Location of the order number and product version