Woodward LESV Troubleshooting Manual

Large electric sonic valve, sil sensor

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Released

Application Note 51617

(Revision -, 7/2019)

Original Instructions

Large Electric Sonic Valve (LESV) / (LESV-II)

SIL Sensor Troubleshooting Guide

Woodward reserves the right to update any portion of this publication at any time. Information provided by Woodward is

believed to be correct and reliable. However, no responsibility is assumed by Woodward unless otherwise expressly

undertaken.

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Page 1 Large Electric Sonic Valve (LESV) / (LESV-II) SIL Sensor Troubleshooting Guide Woodward reserves the right to update any portion of this publication at any time. Information provided by Woodward is believed to be correct and reliable. However, no responsibility is assumed by Woodward unless otherwise expressly undertaken.
Page 2 Troubleshooting Guide Product Description The SIL sensor is an optional product feature for the Woodward LESV and LESV-II product lines. The SIL Sensor is intended to provide a completely independent feedback signal based on the actual valve position that is generally used by the Plant Level Safety System.
Page 3 Released Application Note 51617 LESV/LESV-II SIL Sensor Troubleshooting Guide Figure A Figure B Figure C Woodward...
Page 4 Released Application Note 51617 LESV/LESV-II SIL Sensor Troubleshooting Guide Figure D Figure E Woodward...
Page 5 Email and Website—www.woodward.com Woodward has company-owned plants, subsidiaries, and branches, as well as authorized distributors and other authorized service and sales facilities throughout the world. Complete address / phone / fax / email information for all locations is available on our website.

Lesv-ii