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©ASCO, L.P. 160 Park Avenue, Florham Park, New Jersey 07932 www.asco.com
I&M No
V 9629 R9
All Ri
hts Rese
ved
Table of
Contents
1 Introduction
........................................................................................................................3
1.1 Terms and Abbreviations
.............................................................................................3
1.2 Acronyms
.....................................................................................................................3
2 Designing a Safety Instrumented Function using an ASCO Solenoid Valve..................
4
2.1 Safety Function
............................................................................................................4
2.2 Environmental limits
.....................................................................................................4
2.3 Application limits
..........................................................................................................4
2.4 Design Verification
.......................................................................................................4
2.5 SIL Capability
...............................................................................................................5
2.5.1 Systematic Integrity
..........................................................................................5
2.5.2 Random Integrity
..............................................................................................5
3 Installation and Commissioning
.......................................................................................5
3.1 Installation
....................................................................................................................5
3.2 Response
Time
............................................................................................................6
4 Operation and Maintenance
..............................................................................................6
4.1 Proof test without automatic
testing..............................................................................6
4.2 Proof test with automatic partial valve stroke testing .....................................................
6
4.2.1 Testing of the Product................................................................................................6
4.2.2 Physical Inspection
...........................................................................................6
4.3 Repair and replacement
...............................................................................................7
4.4 ASCO Notification
........................................................................................................7
5 ASCO Solenoid Pilot Valves
Covered...............................................................................7
6 Status of the document
.....................................................................................................7
6.1 Releases
......................................................................................................................7
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