Product Releases

Single-Loop Controller for Nuclear Service

Wed, 03/14/2012 - 9:08am

YS1700The Yokogawa Corp. of America is proud to announce that its single-loop controller, the YS1700, is now qualified for non-safety seismic and safety seismic applications. According to the company, the controller’s additional features include:

  • Unlike its predecessors, the YS1700 has improved features, such as dual CPUs with automatic fail over, which provides display and manual control capability if an abnormality occurs in one of the CPUs.
  • Other features include a hard manual backup, battery-free memory backup and backwards compatibility with all previous YS control products.
  • The YS1700 is fully qualified for nuclear safety and seismic applications: Qualification was based on EPRI TR-107330 under and audited quality management program meeting the requirement of 10CFR50 Appendix B, NQA-1 and 10CFR21.
  • Control applications in nuclear facilities are numerous and the YS1700 is applicable to many of them, including: feed-water control, feed-water heater, heater-drain control, heat-exchanger temperature control and many other flow, level and pressure applications.



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