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COSA® Design Advantages

As a result of our Configurable Open Systems Architecture™ (COSA®), NAI’s I/O Boards can be configured in a virtually unlimited number of ways.

Select from over 70 pre-integrated I/O, measurement, simulation or communication functions to meet your application-specific requirements quickly, and without the need for custom boards or NRE charges.




View Other COSA Product Families:

Available rugged system chassis are scalable to support distributed, networked and high-density centralized systems.





All NAI products are 100% designed and manufactured in the United States.

Module RY1
  • No. of Channels: 4 Channels
  • Non-Latching Relay
  • Individual single-pole, user SPDT Form C (changeover/break-before-make type) relay per channel
  • Switching Voltage: 220 VDC 250 VAC max. (with resistive load)
  • Switching Current: 2 A max.
  • Contact Type/Material: Bifurcated / PdRu + Au covered

View Details

Module RY2
  • No. of Channels: 4 Channels
  • Latching Relay Module
  • Individual single-pole, user SPDT Form C (changeover/break-before-make type) relay per channel
  • Switching Voltage: 220 VDC 250 VAC max. (with resistive load)
  • Switching Current: 2 A max.
  • Contact Type/Material: Bifurcated / PdRu + Au covered

View Details