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| Identity number: | D00035 |
| DCC: | EC |
| Status level: | Standard |
| Name: | Requirement specification |
| Alternative names: | User requirement specification, Specification, Task definition, Request for quotation and invitation to tender |
| Content of information: | Description:
"The user shall define what services are required of the system to be implemented; the design shall not be prejudiced (i.e. "what" and not "how")."
Mandatory content of information:
– Related documentation;
– Overview about the process and the functions of the process control and measurement system;
– Description of the process;
– Mission and general structure of measurement and control system;
– Specification of the functions;
– Description of data structures and data administration system;
– Interfaces;
– Auxiliary information;
– Constraints and system spare capacity;
– Timing;
– Availability;
– Maintenance and diagnostic requirements;
– Training;
– Existing control system;
– Environmental requirements;
– Safety requirements;
– Requirements for ergonomic design
- Scope of supply;
- Quality assurance;
- Documentation required;
- Service and support requirements
- Project schedule;
- Responsibilities
- Requirements for support services
- Personnel training required
- General and commercial conditions.
Optional content of information:
– Noise requirements;
– Problem areas (caveats);
– Data lists;
– Safety requirements. |
| Application area: | Overall technology, Construction engineering (building construction and civil engineering), Electrical engineering (incl instrumentation and control), Mechanical engineering, Process engineering |
| Activity area: | Requirements and dimensioning, Development |
| Form of presentation: | Z - Composite form |
| Released on: | 2008-04-14 |
| Applies: | D00017 (XXX Specification) |
| Keywords: | requirement specifications, requirements, task definitions, specifications |
| Source references: | IEC 61506:1997 |
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