The IC697MDL653 is a Positive / Negative Logic Input Module with 32 points. This 24 VDC module is manufactured by GE for the 90-70 Series. Its 32 input points are arranged in four isolated sets comprised of eight points.
The IC697MDL653 is designed to have both positive and negative logic characteristics; thus it is able to source current from the input device to the common user. The applicable input device is connected to the power bus and the module input. The following input devices are all compatible with the IC697MDL653: pushbuttons, limit switches, selector switches, and electronic proximity switches including 2-wire and 3-wire types.