Analytical Instrumentation
17 August 2022
Fire Protection
17 August 2022

Safety Instrumented System

Functional Safety Services offered:

Safety Life Cycle Scope

Functional Safety Lifecycle Planning and Management per ISA 84/IEC 61511

Audit and Assessment of Existing Functional Safety Lifecycle Management Activities

Safety Studies Including Layer of Protection Analysis (LOPA), Hazard Analysis/Risk Assessments

Provide independent team to conduct Functional Safety Assessment (FSA)

Cybersecurity Assessment for Industrial Control Systems/Critical Structure

SIL Calculations

Conceptual Process Design

Safety Requirement Specifications (SRS)

Functional Requirements:

Safe State, PST calculation, SIF response time, Auxiliary actions, Startup overrides, Trip settings, Alarm IPL Response Action, Spurious trip, Reset, Maintenance Bypass, Environmental conditions


Integrity Requirements:       

 Required SIL, Proof test requirements and procedure, Mode of operation


Field Engineering and Device Selection

PLC Configuration

Construction Work Packages

Construction Management

Commissioning Support

As-Built Documentation

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