Yokogawa A2NN20 Node Unit Detection

A A2NN20 Node Unit with model number A2NN20D-440000001 has been detected. It is described by Yokogawa as Node Interface Unit (for RIO System Upgrade, Cabinet Installation Type), Dual-redundant power supply, 24 V DC output power supply (24 V DC input), DIN rail mount type, N-ESB Bus for uplink, N-ESB Bus for downlink, With no explosion protection, With ISA Standard G3 option.