Available. The ABB 3BHT300003R1, also known as the CI610 I/O Bus Extender, is a communication module designed to extend the I/O bus for ABB's Advant Controller 400 and S800 I/O systems. This module enables controllers to communicate with distributed I/O units over longer distances, ensuring secure data transmission and system reliability. It is widely applied in process industries, power generation, water treatment, and manufacturing automation, supporting reliable and fault-tolerant communication across large-scale distributed control networks. Key features include compliance with EU Directive 2011/65/EU (RoHS), exemption from certain RoHS provisions as per Article 2(4)(c), (e), (f), and (j), and adherence to WEEE Category 5 for small equipment. The module's dimensions are 252 mm in depth, 273 mm in height, and 40 mm in width, with a net weight of 1.195 kg. For detailed technical specifications and application information, refer to the ABB CI610 I/O Bus Extender Datasheet.