Reference:
          
       	  
            970130.IN  
          
      
      
      
      
      
       
         
      
      
        Second channel extension for second loop or redundant detection.
         
      
	
      
    
 
  ![NOTIFIER® DTS Expansion Board for Additional Channel [970130.IN]](http://shop.sysaway.com/cdn/shop/products/970130.IN_grande.png?v=1673885424) 
        | SYSAWAY© 2025 All rights reserved |