Safety Instrumented Systems

A safety instrumented system (SIS) takes automated action to keep a plant in a safe state, or to put it into a safe state, when abnormal conditions are present. The SIS may implement a single function or multiple functions to protect against various process hazards in your plant.



Yokogawa’s ProSafe SIS Achieves ISASecure Certification

June 11, 2021
Yokogawa will leverage this certification to accelerate its efforts to enhance the cybersecurity of its customers’ plant operations.

Hazards Australasia 2016 Focuses On Adding Value Within Process Safety

Sept. 2, 2016
Lineup of speakers is announced for November IChemE event.

Honeywell Implements DCS At Siberian Refinery

Nov. 24, 2015
Angarsk Petrochemical Company features Honeywell Process Solutions' Experion PKS R.410 distributed control system.

AIChE Honors Chemical Processing Board Member

Aug. 26, 2015
Vic Edwards recognized for contributions to chemical engineering in the areas of loss prevention, safety and health.
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Perform A Proper Pre-Startup Safety Review -- 5 Steps

Nov. 9, 2018
Protect personnel and processes by conducting a thorough review before operating new or updated units

Evidence Suggests Russia Behind Malware Used In Infrastructure Attack

Nov. 2, 2018
U.S. security firm believes Russia was most likely responsible for Middle Eastern infrastructure attack.

eHandbook: Optimize Process Safety

Sept. 19, 2018
The need for process safety in the chemical industry is paramount. Technical knowledge and understanding of hazards and risks associated with operations in addition to the implementatio...

Safety Instrumented Systems: Proof Test Prudently

Understand how to effectively evaluate low-demand safety instrumented functions