Roles and Responsibilities in Digital Equipment Qualification

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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?

Confirming that the product line meets the specification requirements Signup and view all the answers

What is implicit in the qualification process?

A number of definitions Signup and view all the answers

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

35° to 140° F Signup and view all the answers

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

Conducted Emissions Signup and view all the answers

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

97 VAC Signup and view all the answers

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

Conducted Susceptibility Signup and view all the answers

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

5 Operating Basis Earthquake (OBE) and 1 Safe Shutdown Basis Earthquake (SSE) Signup and view all the answers

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

Establishing the set of requirements applicable to the digital equipment Signup and view all the answers

What is the primary purpose of equipment qualification?

To ensure the equipment operates on demand to meet performance requirements Signup and view all the answers

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

Margin 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?

Mild environment 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?

Qualified life 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?

Installed life 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?

Harsh environment Signup and view all the answers

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

Operation varying from 90 to 150VAC 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?

0.05% Signup and view all the answers

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

57 to 63 Hz Signup and view all the answers

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

The load for a presumed I/O configuration Signup and view all the answers

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

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

Electrostatic transient 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?

They provide conflicting guidance for implementing cyber security requirements for safety systems. Signup and view all the answers

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

To document the regulatory and design guidance developed by the Cyber Security TWG. Signup and view all the answers

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

It is in the review process. Signup and view all the answers

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

It provides a framework but lacks implementing details and quantifiable metrics. Signup and view all the answers

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

To address the conflicting guidance provided by regulatory positions. Signup and view all the answers

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

September 28, 2007 Signup and view all the answers