Awareness | Common Relay forms used for QIO-GP8x8

Gain an understanding of the different relay forms used for the QIO-GP8x8.

Updated at September 25th, 2023

Information


There are 3 Relay forms commonly used for contact closure setups with the QIO-GP8x8.

Form A Relay

  • Normally Closed Contact opens when energized.
 
 

Form B Relay

  • Normally Open Contact closes when energized.
 
 

Form C Relay

  • Common connected to Normally Open when energized.
  • Common connected to Normally Closed when de-energized.