Standards and practices for instrumentation

Standards and practices for instrumentation

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APPENDIX EXAMPLES OF SCHEMATICS, WIRING DIAGRAMS, AND DESCRIPTION Ol OPERATION Annunciator systems have been designed ... The majority of the annunciator systems manufactured today are of either the electromechanical relay or the electronic type. ... The indicating lamps flash through a circuit starting at pin 11, line 3, through the flasher contacts line 3, B-4 NO, A-5 NC, and pin 23.

Title:Standards and practices for instrumentation
Author:Instrument Society of America
Publisher: - 1974


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