Siemens Industry Online Support
Siemens AG
Entry ID: 90940081, Entry date: 08/28/2019

TIA Portal - An Overview of the Most Important Documents and Links - Communication

  • Entry
This site gives you an overview of the most important documents and links for the TIA Portal. Both newcomers and experienced TIA Portal users have an entry here to the essential information about the TIA Portal.

Important details to the TIA Portal technologically integrated you can reach via the links below:


ControllerVisualization MotionCommunicationSafetyControlsMigration

Here you have direct access to the most important technical information and solutions for communication.

Product Information

Delivery release for the IO-Link Master module for S7-1500 / ET 200MP


Other downloads for PROFINET
Other downloads zu PROFIBUS


Automation Tasks - Get automated in less than 10 minutes (videos)
The TIA Portal Tutorial Center (videos)


Other manuals for PROFINET
Other manuals for PROFIBUS


OPC UA methods for the SIMATIC S7-1500 OPC UA server
Programming an OPC UA .NET Client with C# for the SIMATIC NET OPC UA Server
OPC UA Client Library for Microsoft Excel
Creating of OPC UA clients with .NET and helper class
Determining the Transmission Times for Typical Configurations between S7 Stations and PC Stations via SIMATIC NET OPC Server
Siemens OPC UA Modeling Editor (SiOME) for implementing OPC UA companion specifications
Communication via OPC UA with SIMATIC HMI systems (Comfort Panels, Runtime Advanced, Runtime Professional)
Configuration and Application of the PROFINET I-Device Function
Controlling several fans (ebm-papst) using the SIMATIC S7-1200 via Modbus RTU
TCP-Fileserver for S7 Controller
Overview: Secure Remote Access with VPN
Data communication between S7-1200 stations, WinCC and TeleControl Server Basic V3.1 via CP 1242-7 V2 and CP 1243-1
Signaling and Switching via SMS with S7-1200 and CP 1242-7 GPRS V2
Sending Emails to SMTP Servers with an S7 CPU
Library for SNTP Server Functionality in SIMATIC S7 CPUs (LSNTP)
Sending and Receiving SMS Messages via a SCALANCE M Router
Monitoring and Control of Network Components with a SIMATIC S7-PN CPU with the aid of SNMP
FTP Client Communication with S7-1200/1500
SIMATIC S7-1200/S7-1500 and SIMOTION: Acyclic Data Exchange
Master-Slave Communication via a CM PtP using the Modbus RTU Protocol
Basic Examples for Open User Communication (OUC)


How you configure a connection in the TIA Portal?
How do you program and parameterize Modbus/TCP communication between two S7-1200 CPUs?
How do you program and parameterize Modbus/TCP communication between two S7-1500 CPUs?
Which modules support the "S7 Routing" function in S7 subnets?
How do you program and parameterize Modbus/TCP communication between S7-1500 CPUs and S7-1200 CPUs?
How do you use the blocks for redundant Modbus/TCP communication via the integrated PROFINET interface of the S7-1200 or S7-1500 and a connected CP in STEP 7 V15 or higher?
How can you read input words in the address range from 9999 to 65535 with the SIMATIC S7-1200/S7-1500 via Modbus RTU?
Why is communication between the Runtime simulation and the S7-1200/S7-1500 not possible if the PG/PC interface is not set correctly?
What properties, advantages and special features are offered by the protocols TCP, ISO-on-TCP, UDP and ISO Transport?
How do you program the communication blocks FC50 and FC60?
Which hardware and software components do you need to establish communication between SIMATIC S7 stations and third-party devices using the MODBUS RTU protocol?
With which devices can the S7-1200 communicate via the integrated PROFINET interface and which protocols does the S7-1200 support?
How, in STEP 7 (TIA Portal), do you configure access to a shared device and the function Module-internal Shared Input / Shared Output (MSI /MSO)?
How do you configure open IE communication via the integrated PN/IE interface of the CPU or via an Industrial Ethernet CP?
How do you program the TSEND_C and TRCV_C instructions for open user communication over the integrated PROFINET interface of the S7-1200/S7-1500 CPU?
How do you configure the CP 343-1 as PROFINET I-device in STEP 7 (TIA Portal)?
How do you parameterize the "TMAIL_C" instruction to send e-mails with the SIMATIC S7-1200 and S7-1500?
How do you use a GPS receiver to determine the coordinates and synchronize the system time of the S7-1200, S7-1500 and ET 200SP CPU?
Which SIMATIC and SITOP products support OPC UA?
What are the system limits of the OPC UA Server with S7-1500 with firmware V2.0.x and V2.1.x?
Which restrictions you have to consider by the OPC UA server of S7-1500 CPU with the firmware V2.0.x or V2.1.x in compatibility mode of firmware V2.5?

More FAQs on the Topic of Communication

Connection to Building networks

Communication with S7-CPU via BACnet Gateway
Communication with S7-CPU via M-Bus Gateway
Communication with S7-CPU via DALI Gateway
Communication with S7 CPU via KNX Gateway

Training / Courses

SITRAIN – Digital Industry Academy

SITRAIN personal – Germany

Kurse für die industrielle Kommunikation

SITRAIN - UK and Ireland
SITRAIN - Australia
SITRAIN - Canada

Other Topics

Getting Started with Industrial Remote Communication
IO-Link - An Overview of the Most Important Documents and Links
PROFINET - An Overview of the Most Important Documents and Links
All-round protection with Industrial Security - Plant Security
Industrial Security Web Site - You learn here, how Industrial Security is integrated in the TIA Portal.