Siemens S7-1500/S7-1200: Secure Email Connections with STEP 7

This document provides a comprehensive guide on establishing secure email connections for Siemens SIMATIC S7-1500 and S7-1200 automation systems. It details the configuration steps required using the STEP 7 software and the TMAIL_C instruction to enable reliable communication with email servers via secure protocols.

Learn how to integrate necessary certificates, configure network settings, and parameterize the TMAIL_C instruction to send status updates, alerts, or other critical information from industrial control systems.

Key topics covered include:

Understanding the principle of secure email communication (SMTP over TLS).
Hardware and software components required.
Step-by-step configuration for finding and importing provider certificates.
Enabling email account access and security settings.
Network configuration, including DNS server setup.
Parameter assignment for the TMAIL_C instruction.
Setting module clock times for certificate validity.

This guide is essential for engineers and technicians looking to enhance the communication capabilities of their Siemens S7 automation solutions.

For more information, visit the Siemens Industry Online Support portal.

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Secure Email Communication for Siemens S7 Automation Systems

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