Functional Requirement Specifications (FRS)

Description

Cause of Automation Project Failure: Unclear Requirements

Is your automation project plagued by scope creep, change orders, and missed deadlines? Are your engineers and vendors working from different assumptions?

The root cause is almost always poorly defined functional requirements. Our Professional Functional Requirement Specification (FRS) Service delivers the definitive “WHAT” document for your industrial automation, PLC, SCADA, or DCS project.

We translate your operational needs, safety goals, and production targets into a crystal-clear, actionable specification that aligns every stakeholder—before design or coding begins.

What You Receive: Your Complete FRS Deliverable Core FRS Document (30–50+ Pages, Scope Dependent)

Executive Summary & Project Objectives

System Scope & Boundaries (In-Scope / Out-of-Scope)

Stakeholder & User Role Definitions

Detailed Functional Requirements: • Process Control (Sequences, Loops, Interlocks) • Safety Instrumented Systems (IEC 61511 aligned) • Operator Interface (HMI / SCADA) • Alarm & Event Management (ISA-18.2 compliant) • Reporting & Historian Requirements • Maintenance & Diagnostics Interface Requirements (MES, ERP, 3rd-party systems)

Non-Functional Requirements (Performance, Availability, Cybersecurity) ⸻ Included Value-Add Artifacts

Requirements Traceability Matrix Template Moscow Requirement Prioritization Matrix

Glossary of Terms & Acronyms

Our Proven 4-Phase FRS Development Process

Discovery Workshop (Remote) 2–3 hour structured session with Operations, Engineering, Maintenance & Safety.

Requirements Elicitation & Analysis Review of P&IDs, narratives, drawings, and interviews with SMEs.

Draft Development & Structuring Clear, testable, unambiguous “The system shall…” requirements.

Review & Validation Cycle Formal review, stakeholder alignment, and final sign-off.