ISA 77.42.01 : 1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
FOSSIL FUEL POWER PLANT FEEDWATER CONTROL SYSTEM - DRUM TYPE
Hardcopy , PDF
19-03-2021
English
01-01-2006
1 Scope
2 Purpose
3 Definitions
4 Minimum design requirements for a feedwater control system
4.1 Process measurement requirements
4.2 Control and logic requirements
4.3 Final control device requirements
4.4 System reliability and availability
4.5 Minimum alarm requirements
4.6 Operator interface
Annex A - Reference
Annex B - Feedwater control
Assists in the development of design specifications covering the measurement and control of feedwater systems in boilers with steaming capacities of 200,000 lb/h (25 kg/s) or greater.
| Committee |
SP77
|
| DevelopmentNote |
Supersedes ISA S77.42-1987 Formerly it was ISA-S77.42.01 (05/2001)
|
| DocumentType |
Standard
|
| Pages |
34
|
| ProductNote |
Reconfirmed 1999
|
| PublisherName |
International Society of Automation
|
| Status |
Superseded
|
| SupersededBy |
| ISA 5.4 : 1991 | INSTRUMENT LOOP DIAGRAMS |
| IEEE/ASTM SI_10-2010 | American National Standard for Metric Practice |
| API 556 : 2011 | INSTRUMENTATION, CONTROL, AND PROTECTIVE SYSTEMS FOR GAS FIRED HEATERS |
| ISA 51.1 : 1979 | PROCESS INSTRUMENTATION TERMINOLOGY |
| ISA 5.1 : 1984 | INSTRUMENTATION SYMBOLS AND IDENTIFICATION |
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