Roles and Responsibilities in Digital Equipment Qualification
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Questions and Answers

What is the primary responsibility of the Applier in the context of digital instrumentation and control?

  • Designing, implementing, and testing the specific application in a specific plant (correct)
  • Producing the digital equipment
  • Designing and implementing the digital equipment
  • Confirming that the product line meets the specification requirements

    • Which organization has the ultimate responsibility for the safety application and its impact on plant safety?

  • The Utility (correct)
  • The Qualifier
  • The Manufacturer
  • The Applier

    • What is the primary focus of this module in the context of digital instrumentation and control?

  • Producing digital equipment
  • Designing and implementing digital equipment
  • Testing the application in a specific plant
  • Qualification related tasks (correct)

    • What is the role of the Qualifier in the context of digital instrumentation and control?

    <p>Confirming that the product line meets the specification requirements (A)</p> Signup and view all the answers

    What is implicit in the qualification process?

    <p>A number of definitions (D)</p> Signup and view all the answers

    What is the temperature range for environmental qualification in IEEE 323?

    <p>35° to 140° F (A)</p> Signup and view all the answers

    Which of the following is NOT a part of seismic qualification requirements in IEEE 344?

    <p>Conducted Emissions (A)</p> Signup and view all the answers

    What is the minimum voltage required for environmental qualification in IEEE 323?

    <p>97 VAC (D)</p> Signup and view all the answers

    Which of the following is a part of EMI/RFI requirements?

    <p>Conducted Susceptibility (C)</p> Signup and view all the answers

    How many simulated seismic events are required for seismic qualification in IEEE 344?

    <p>5 Operating Basis Earthquake (OBE) and 1 Safe Shutdown Basis Earthquake (SSE) (D)</p> Signup and view all the answers

    What is the first step in the qualification process for nuclear Class 1E application?

    <p>Establishing the set of requirements applicable to the digital equipment (D)</p> Signup and view all the answers

    What is the primary purpose of equipment qualification?

    <p>To ensure the equipment operates on demand to meet performance requirements (C)</p> Signup and view all the answers

    What is the difference between the service conditions and the conditions used for equipment qualification?

    <p>Margin (C)</p> Signup and view all the answers

    What is the environment expected as a result of normal service conditions and extremes in service conditions where seismic is the only design basis event?

    <p>Mild environment (B)</p> Signup and view all the answers

    What is the period of time, prior to the start of a design basis event, for which equipment was demonstrated to meet the design requirements?

    <p>Qualified life (A)</p> Signup and view all the answers

    What is the interval from installation to removal, during which the equipment or component may be subject to design service conditions and system demands?

    <p>Installed life (D)</p> Signup and view all the answers

    What is the environment expected as a result of a loss of cooling accident or high energy line break inside containment?

    <p>Harsh environment (B)</p> Signup and view all the answers

    What is the primary requirement for power supplies connected to AC sources?

    <p>Operation varying from 90 to 150VAC (C)</p> Signup and view all the answers

    What is the maximum allowed change in any other channel on the module when applying a signal within the specified range for analog outputs?

    <p>0.05% (B)</p> Signup and view all the answers

    What is the minimum frequency range for power supplies connected to AC sources?

    <p>57 to 63 Hz (B)</p> Signup and view all the answers

    What is the basis for the power capability of a power supply?

    <p>The load for a presumed I/O configuration (C)</p> Signup and view all the answers

    What is the minimum multiple of the bus loading that a power supply must be capable of supplying?

    <p>1.2 times (C)</p> Signup and view all the answers

    What type of transient is not included in the qualification process?

    <p>Electrostatic transient (D)</p> Signup and view all the answers

    What is the main issue with the guidance provided by Regulatory positions 2.1-2.9 of RG 1.152 and NEI 04-04?

    <p>They provide conflicting guidance for implementing cyber security requirements for safety systems. (A)</p> Signup and view all the answers

    What is the purpose of the Interim Staff Guidance developed by the Cyber Security TWG?

    <p>To document the regulatory and design guidance developed by the Cyber Security TWG. (B)</p> Signup and view all the answers

    What is the current status of the ISG on cyber security released in August 2007?

    <p>It is in the review process. (A)</p> Signup and view all the answers

    What is the limitation of NEI 04-04 Rev 2?

    <p>It provides a framework but lacks implementing details and quantifiable metrics. (B)</p> Signup and view all the answers

    What is the goal of the NRC-NEI TWG activities?

    <p>To address the conflicting guidance provided by regulatory positions. (D)</p> Signup and view all the answers

    When is the due date for the deliverable of the Cyber Security TWG?

    <p>September 28, 2007 (C)</p> Signup and view all the answers

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