Emerson Fisher 1052 Safety Manual
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Emerson Fisher 1052 Safety Manual

Size 33 / 60
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Instruction Manual Supplement
D103790X012
Safety manual for Fisher
Purpose
This safety manual provides information necessary to design, install, verify and maintain a Safety Instrumented
Function (SIF) utilizing the Fisher 1052 spring and diaphragm rotary actuator.
WARNING
This instruction manual supplement is not intended to be used as a stand-alone document. It must be used in conjunction
with the following manuals:
Fisher 1051 and 1052 Style F and G Size 40, 60, and 70 Rotary Actuators Instruction Manual (D100319X012)
Fisher 1052 Size 20 Diaphragm Rotary Actuator with F and G Mounting Adaptation Instruction Manual (D100322X012)
Fisher 1051 and 1052 Size 33 Diaphragm Rotary Actuators Instruction Manual (D101322X012)
Failure to use this instruction manual supplement in conjunction with the above referenced manual could result in personal
injury or property damage. If you have any questions regarding these instructions or need assistance in obtaining any of
these documents, contact your
Introduction
This manual provides necessary requirements for meeting the IEC 61508 or IEC 61511 functional safety standards.
Figure 1. Fisher 1052 Actuator
W8172‐3
Size 33
www.Fisher.com
Emerson sales office
or Local Business Partner.
1052 Actuators
™
W8508-3
Size 60
1052 Actuator
October 2017

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Summary of Contents for Emerson Fisher 1052

  • Page 1 Fisher 1051 and 1052 Style F and G Size 40, 60, and 70 Rotary Actuators Instruction Manual (D100319X012) Fisher 1052 Size 20 Diaphragm Rotary Actuator with F and G Mounting Adaptation Instruction Manual (D100322X012) Fisher 1051 and 1052 Size 33 Diaphragm Rotary Actuators Instruction Manual (D101322X012) Failure to use this instruction manual supplement in conjunction with the above referenced manual could result in personal injury or property damage.

  • Page 2: Terms And Abbreviations

    1052 Actuator Instruction Manual Supplement October 2017 D103790X012 Terms and Abbreviations Safety: Freedom from unacceptable risk of harm. Functional Safety: The ability of a system to carry out the actions necessary to achieve or to maintain a defined safe state for the equipment / machinery / plant / apparatus under control of the system. Basic Safety: The equipment must be designed and manufactured such that it protects against risk of injury to persons by electrical shock and other hazards and against resulting fire and explosion.

  • Page 3: Related Literature

    Instruction Manual: Fisher 1051 and 1052 Style F and G Size 40, 60, and 70 Rotary Actuators: D100319X012 Fisher 1052 Size 20 Diaphragm Rotary Actuator with F and G Mounting Adaptation: D100322X012 Fisher 1051 and 1052 Size 33 Diaphragm Rotary Actuators:...

  • Page 4: Environmental Limits

    10 times more often than an expected demand in order for credit to be given for this test. Design Verification A detailed FMEDA report is available from Emerson. This report details all failure rates and failure modes as well as the expected lifetime.

  • Page 5: Sil Capability

    Random Integrity The Fisher 1052 diaphragm rotary actuator is classified as Type A devices according to IEC 61508, having a hardware fault tolerance of 0. The complete final element subsystem, with a 1052 actuator and rotary valve as the final control element, will need to be evaluated to determine the Safe Failure Fraction of the subsystem.

  • Page 6: Physical Location And Placement

    To ensure safe and proper functioning of equipment, users of this document must carefully read all instructions, warnings, and cautions in each applicable instruction manual. The Fisher 1052 diaphragm rotary actuator must be installed per standard practices outlined in the instruction manual.

  • Page 7: Operation And Maintenance

    The proof test shown in table 1 is recommended. The results of the proof test should be recorded and any failures that are detected and that compromise functional safety should be reported to Emerson. The suggested proof test consists of a full stroke of the 1052 actuator.
  • Page 8 Responsibility for proper selection, use, and maintenance of any product remains solely with the purchaser and end user. Fisher, Control-Disk, and Vee-Ball are marks owned by one of the companies in the Emerson Automation Solutions business unit of Emerson Electric Co.

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