Siemens S7 Series User Manual

Table of Contents
Communication with S7 CPU via KNX Gateway
Entry ID: 109739689, V1.0, 06/2017
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 Siemens AG 2017 All rights reserved
Table of Contents
Warranty and Liability ................................................................................................. 2
1 Task ..................................................................................................................... 4
1.1 Introduction ........................................................................................... 4
1.2 Overview of the automation task .......................................................... 4
2 Solution............................................................................................................... 5
2.1 Overview............................................................................................... 5
2.2 Description of the core functionality ..................................................... 7
2.3 Hardware and software components ................................................... 8
3 Mode of Operation ........................................................................................... 10
3.1 Data points and signal chart ............................................................... 10
3.2 Data point mapping ............................................................................ 11
3.3 Correlation of the gateway configuration files .................................... 12
4 Configuration and Project Engineering ......................................................... 14
4.1 STEP 7 (TIA Portal) device configuration .......................................... 14
4.2 Gateway: Setting the LAN IP address ................................................ 16
4.3 Gateway: Data backup ....................................................................... 18
4.4 Gateway: Editing configuration files ................................................... 19
4.4.1 Editing in the integrated web server ................................................... 19
4.4.2 Configuration files ............................................................................... 20
4.4.3 “eib1.cfg” gateway file ........................................................................ 20
4.4.4 “eib1.txt” gateway file ......................................................................... 21
4.4.5 “pnetd1.txt” gateway file ..................................................................... 22
4.4.6 “pnetd1.cfg” gateway file .................................................................... 23
4.4.7 “dispatch.txt” gateway file ................................................................... 24
4.5 Gateway: Overview of the configuration ............................................ 25
4.6 Gateway: Restart ................................................................................ 26
5 Installation and Commissioning .................................................................... 27
5.1 Installing the software ......................................................................... 27
5.2 Installing the hardware ....................................................................... 27
5.2.1 Installation under laboratory conditions .............................................. 27
5.2.2 Installation under plant conditions ...................................................... 28
5.3 Commissioning ................................................................................... 29
5.3.1 Commissioning the gateway .............................................................. 29
5.3.2 Commissioning the S7-1200 CPU ..................................................... 31
6 Operation of the Application Example .......................................................... 33
7 Links & Literature ............................................................................................ 35
8 MBS GmbH – Contact ...................................................................................... 35
9 History............................................................................................................... 36

Siemens S7 Series Specifications

General

CPU	Varies by model (e.g., S7-300, S7-400, S7-1200, S7-1500)
Memory	Varies by model (e.g., 64 KB to 20 MB)
Communication Interfaces	PROFINET, PROFIBUS, Ethernet, MPI
I/O Modules	Digital Input (DI), Digital Output (DO), Analog Input (AI), Analog Output (AO)
Programming	STEP 7 (TIA Portal) programming software. Supports various programming languages and provides tools for configuration, diagnostics, and commissioning.
Power Supply	24 V DC, 120/230 V AC. Integrated or external power supply, depending on the CPU and system configuration.
Operating Temperature	Typically 0 to 60 °C (horizontal mounting), -20 to 60°C (vertical mounting), depending on the specific module.
Product Type Designation	S7-300, S7-400, S7-1200, S7-1500
Programming Languages	LAD, FBD, STL, SCL, GRAPH
Digital Inputs	Varies by module (e.g., 8, 16, 32 channels)
Digital Outputs	Varies by module (e.g., 8, 16, 32 channels)
Analog Inputs	Varies by module (e.g., 2, 4, 8 channels)
Analog Outputs	Varies by module (e.g., 2, 4, 8 channels)
Operating Voltage	24V DC or 120/230V AC (varies by model)
CPU Processing Speed	Varies by model (e.g., 0.1 ms to 5 ns per instruction)
Real-time Clock	Integrated (varies by model)
Mounting Type	DIN rail mounting.
Protection Class	IP20