Communication & Documentation Flashcards

Which document provides step-by-step instructions specifically for returning an automation system to service after maintenance?

Answer: Return to Service (RTS) Procedure

A Return to Service Procedure documents the required steps to safely reinstate an instrumentation or control system after maintenance or repair.

In the context of ISA-95, documentation exchanging production scheduling data between the enterprise resource planning (ERP) and manufacturing operations management (MOM) layers uses which model?

Answer: ISA-95 Part 2 Object Models and Attributes

ISA-95 Part 2 defines the object models and data attributes for information exchanged between enterprise and manufacturing systems.

A 'deviation' found during a HAZOP is defined as:

Answer: A departure from the design intent of a process parameter, described using guide words

In HAZOP methodology, a deviation is a specific combination of a guide word (e.g., MORE, LESS, NO) with a process parameter that represents a departure from design intent.

Which best practice should be followed when numbering drawing revisions to maintain clear document control?

Answer: Use a consistent, sequential scheme (letters or numbers) with each revision logged in the revision block with date and description

Sequential revision control with dated, described entries in the revision block provides a clear, auditable history of all authorized changes to a drawing.

An automation professional is writing a Functional Design Specification (FDS). Which content is MOST important to include?

Answer: Detailed descriptions of control modes, setpoints, interlock logic, and alarm thresholds

The FDS must describe what the control system will do functionally—control modes, logic, alarms—so programmers and reviewers can verify implementation.

When a communication gap exists between automation engineers and process operators during a project, the MOST effective remedy is:

Answer: Conducting joint walkdowns and review sessions where operators provide feedback on control philosophies

Joint reviews bridge technical and operational knowledge by letting operators validate control philosophies against real operating scenarios before commissioning.

Which element distinguishes a 'preliminary' (IFR - Issued for Review) drawing from an 'approved for construction' (AFC) drawing?

Answer: AFC drawings have received all required technical reviews and client approvals; preliminary drawings are still under review

AFC status indicates the drawing has completed all review cycles and received formal approval, making it the authoritative document for construction activities.