Module View Of The Dummy Module Dm 370 - Siemens SIMATIC S7-300 Reference Manual

Programmable logic controllers module data

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Special Signal modules

Switch settings for address assignment

The following table shows how to set the switch on the rear side of the module

according to the module type.

Meaning of the switch settings of the dummy module DM 370

Switch setting

The dummy module reserves one

The module is not configured and

does not occupy any address

The dummy module reserves one

The module must be configured

and occupies 1 byte input address

space (with system default outside

the process image).

Module view of the dummy module DM 370

Switch for address

Without active backplane bus:

In configurations for which a purely

physical single slot should be reserved,

with electrical connection to the S7 300

With active backplane bus: No

In configurations for which a slot with an

address should be reserved.

Programmable Logic Controllers S7-300 Module Data

A5E00105505-03

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