Siemens S7 devices

This document has only the specific information about the device connection settings and its address syntax.

Refer to the User Guide for more information on the Device Module.

Summary

Channels Configuration

Protocol Options

• Device Number: Used for connection when there is more than one PLC in the network.
• PLC Number: Slave PLC number

Nodes Configuration

Station Configuration

Station syntax: <IP  Adress> ; <Rack>; <Slot>

Where :

• <IP Address>: IP address of the slave device in the Siemens network
•  <Rack>: Rack of the device
•  <Slot>: Slot of the device

Points Configuration

Address

The syntax for the Siemens communication points is: <Type>:<Format><Address>.< Bit or String Length >

For DataBlock type: DB<DB Group>:<Format><Address>.<Bit or String Length>

Where:

• <Type>  is the register type. Valid values are: 
  • M=Flags
  • T=Timers
  • C=Counters
  • I=Inputs
  • Q=Outputs
  • DB=Data Blocks.
• <DB Group> is the group number of the configured Data Block type.
• <Address> is the device address.
• <Format>  is the format to treats the value from or to the device. Valid values are:
  • B=Byte
  • W=Word
  • DW=Dword
  • F=Float
  • ST=String
• <Bit or String Length> is the bit number. This parameter is optional. If you use the String type, it represents the String length.

Driver Revision History

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