The Reliance Electric 802820-118RB R-net Processor Module, cataloged as 45C202A, is an R-Net network processor card used in Reliance Electric AutoMax systems to manage remote I/O communications across the R-Net bus. It measures 1.3 in x 1.5 in x 7.8 in and weighs about 1 lb 11.2 oz (0.8 kg), with eight LED status indicators on the front panel to display operating and fault conditions. Alternate identifiers for this module include 802820-118RB and 45C202A, and it functions as the Remote I/O Processor within legacy automation setups, interfacing the central controller with distributed I/O points.
