ISA 20 : 1981
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
SPECIFICATION FORMS FOR PROCESS MEASUREMENT AND CONTROL INSTRUMENTS, PRIMARY ELEMENTS AND CONTROL VALVES
Hardcopy
12-01-2014
English
01-01-1981
1 Purpose
2 Scope
3 Receiver instruments
4 Annunciators
5 Potentiometer instruments specification sheet
instructions
6 Temperature instruments (filled systems)
7 Thermocouples and thermowells
8 Resistance temperature sensors
9 Bi-metal thermometers
10 Differential pressure instruments
11 Orifice plates and flanges
12 Rotameters
13 Magnetic flowmeters
14 Turbine flowmeters
15 Positive displacement meters
16 Level instruments (displacer or float)
17 Level instruments, capacitance type
18 Gage glasses and cocks
19 Traps and drainers
20 Pressure instruments
21 Pressure gages
22 Pressure switches
23 Instructions for control valve data sheet - ISA Form
S20.50, Rev. 1
24 Pressure control valves - pilots & regulators
25 Self-actuated temperature regulators
26 Pressure relief valves
27 Rupture discs
28 Solenoid valves
Gives uniformity in instrument specifications, both in content and form. Due to the complexity of present day instruments and controls it is desirable to have some type of specification form to list pertinent details for use by all interested parties.
| Committee |
SP20
|
| DevelopmentNote |
Formerly it was ISA-S20 (05/2001) Also available in: Forms in Excel format on CD-ROM format, Instrument Forms Plus LITE. (01/2007)
|
| DocumentType |
Standard
|
| Pages |
98
|
| PublisherName |
International Society of Automation
|
| Status |
Superseded
|
| SupersededBy |
| API RP 14C : 2017 | ANALYSIS, DESIGN, INSTALLATION, AND TESTING OF SAFETY SYSTEMS FOR OFFSHORE PRODUCTION FACILITIES |
| ISA RP60.4 : 1990 | DOCUMENTATION FOR CONTROL CENTERS |
| CSA C22.4 No. 1 : 2009(R2018) | OBJECTIVE-BASED INDUSTRIAL ELECTRICAL CODE |
| CSA C22.4 PACKAGE : 2009 | CONSISTS OF C22.4 NO. 1-09, OBJECTIVE-BASED INDUSTRIAL ELECTRICAL CODE AND C22.4 NO. 2-09, OBJECTIVE-BASED INDUSTRIAL ELECTRICAL CODE - SAFETY MANAGEMENT SYSTEM REQUIREMENTS |
| UFC 3-430-11 : 2001 | UNIFIED FACILITIES CRITERIA - BOILER CONTROL SYSTEMS |
| ANSI/ISA TR77.70.01 : 2010(R2015) | TRACKING AND REPORTING OF INSTRUMENT AND CONTROL DATA |
| PIP PCEDO001 : 2015 | GUIDELINES FOR CONTROL SYSTEMS DOCUMENTATION |
| PIP PCCLI001 : 2014 | LEVEL MEASUREMENT DESIGN CRITERIA |
| PIP PCCCV001 : 2016 | CONTROL VALVES SELECTION CRITERIA |
| PIP PCSPS001 : 2015 | PACKAGED EQUIPMENT INSTRUMENTATION SPECIFICATION |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.