Rockwell Automation Publication 1734-UM013J-EN-P - July 2014
185
Safety Data
Appendix D
Figure 64 - PFD vs Proof Test Interval 1734-OB8S Series B
Mission Time for all modules is 20 years.
Catalog
Number
Year
Hour
PFD (1/hour)
PFH (1/hour)
Spurious Trip
Rate (STR)
(2)
(2) Calculated based on ISA TR-84 method.
MTTFspur
(years)
(3)
(3) Mean Time to Failure (Spurious).
1734-IB8S
Series B
(1)
(1) Data for this module is for both single channel and dual channel modes of operation.
1
8760
2.18E-06
5.27E-10
2.709E-06
42.14
2
17520
4.36E-06
5
43800
1.09E-05
10
87600
2.18E-05
20
175200
4.36E-05
1734-OB8S
Series B
1
8760
2.16E-06
5.20E-10
3.243E-06
35.20
2
17520
4.32E-06
5
43800
1.08E-05
10
87600
2.16E-05
20
175200
4.32E-05
Содержание Allen-Bradley 1734-IB8S
Страница 1: ...POINT Guard I O Safety Modules Catalog Numbers 1734 IB8S 1734 OB8S 1734 IE4S User Manual ...
Страница 4: ...4 Rockwell Automation Publication 1734 UM013J EN P July 2014 Summary of Changes Notes ...
Страница 10: ...10 Rockwell Automation Publication 1734 UM013J EN P July 2014 Table of Contents ...
Страница 14: ...14 Rockwell Automation Publication 1734 UM013J EN P July 2014 Preface Notes ...
Страница 22: ...22 Rockwell Automation Publication 1734 UM013J EN P July 2014 Chapter 1 POINT Guard I O Overview Notes ...
Страница 150: ...150 Rockwell Automation Publication 1734 UM013J EN P July 2014 Chapter 8 Replacing POINTGuard I O Modules Notes ...
Страница 180: ...180 Rockwell Automation Publication 1734 UM013J EN P July 2014 Appendix C Specifications Notes ...
Страница 186: ...186 Rockwell Automation Publication 1734 UM013J EN P July 2014 Appendix D Safety Data Notes ...
Страница 190: ...190 Rockwell Automation Publication 1734 UM013J EN P July 2014 Appendix E Configuration Parameters Notes ...
Страница 204: ...204 Rockwell Automation Publication 1734 UM013J EN P July 2014 Appendix G History of Changes Notes ...
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