Expansion module: Warranty: 5 years; |Binary Input: 0.0; |Binary in.,conn. to common po t: 8.0; |Terminal A, mounting pos. 1: Current 4x protection; |Ethernet, electr. ETH-BA-2EL: 0; |Ethernet, optical ETH-BB-2FO: 0; |rated frequency: 50 Hz / 60 H z; |rated frequency: 50 Hz / 60 H z; |High-speed relay, make contac t: 0.0; |Housing type: Surface mountin g; |Interface USART-AB-1EL: 0;