Safety PLCs: Reducing risk at your plant

Feb. 19, 2014
Get the right solutions and tools to improve safety.

Achieving safety isn't a risky business — if you have the right solutions and tools. That's where safety PLCs come in, as these systems can make factory floors less dangerous to people, product, the environment and other machines. But to get the most out of the technology, it helps to know the basics.

It comes down to understanding and reducing risk.

For instance, a safety PLC differs from its standard cousins in a few important respects, says John D'Silva, safety technology manager at Siemens Industry. One involves communication. For instance, Profisafe, a safe protocol layer that runs atop industrial Ethernet, has consecutive numbering of messages, time expectation with acknowledgement, a unique codename between sender and receiver, and cyclic redundancy data-integrity checks.

Read the whole story on Control Design

Sponsored Recommendations

A Paradigm Shift in Pump Selection

Jan. 22, 2025
Discover how INNOMAG® is transforming pump selection with innovative design and unparalleled performance. Learn how this breakthrough solution simplifies operations, enhances ...

The Need for Speed: The Most Advanced Sealless Pump is Also the Fastest

Jan. 14, 2025
Struggling with a troublesome pump? Get a reliable solution in just five days with the fastest, most advanced sealless pump on the market.

Say Goodbye to Pumping’s Weakest Links

Jan. 14, 2025
Shaft seals and ball bearings cause nearly 80% of pump failures—but not with INNOMAG®. With no seals, no bearings, and a thrust-balanced design, these pumps deliver unmatched ...

Ready to Reduce the Cost of Energy with a Highly Efficient, More Forgiving Pump?

Jan. 14, 2025
INNOMAG® pumps save energy and maintain peak efficiency over time—no wear and tear. Discover how they can lower your operating costs and increase reliability.