Analog, Relay-based Control Systems

Analog, Relay-based Control Systems analog-controls-2

Ellis & Watts offers equipment with a variety of component devices and system controllers. For environments or applications where controls qualification, cyber security, or EMI/RFI emittance are areas of concern, Ellis & Watts offers analog, relay-based controls. In fact, Ellis & Watts can provide an entire control system that is free of even software that may be “hidden” within devices like actuators and valves.

Ellis & Watts understands that some projects require strict code compliance and has the demonstrated ability to conform to the following codes, among others - CLICK TO SEE FULL LIST

  • ASME NQA-1
  • 10CFR50 Appendix B
  • Damper Actuators to IEEE 382
  • Instruments to ASME AG-1 Section IA
  • IEEE 344 Seismic Qualification of Class 1E Equipment for Nuclear Power Generating Stations
  • IEEE 323 Standard for Qualifying Class 1E Equipment for Nuclear Power Generating Stations

All equipment is performance and functionally tested prior to shipment to validate safe, reliable operation.