Interface Units

◆ A0118：8 in /8 out
   Photo Coupler Extension Board
◆ A0170：32 in /16 out
   Photo Coupler Extension Board
◆ A0192：8 in /12 out
   NPN/PNP Conversion and SSR/RELAY
   Output Extension Board
◆ A0239: 16 in /16 out
   NPN/PNP Conversion and SSR/RELAY