Product details：

770.90.10 Reliance Electric Autobus interface module
The 770.90.10 from Reliance Electric is commonly used in Automax drive systems. 770.90.10 is a Reliance component, but it is sometimes sold under the manufacturing names Baldor-Reliance and Asea Brown Boveri. It’s no longer made and can only be found on the second-hand market.

The 770.90.10 functions as an Autobus Interface Module. It is designed with a narrow faceplate and outer carrier over an interior circuit board. The faceplate includes four female terminal strips and a green LED indicator. The board has a small LED display at the top of its faceplate to indicate fault codes. There is an interior circuit board that deals with all measurement of signals and configuration of data for this component. There is minimal access to the internal board from each short component edge.