We convert "extinct" Programmable Logic Controllers (PLC) to the manufacturer of your choice. We specialize in conversion to the Allen-Bradley (AB) CompactLogix or ControlLogix (RSLogix 5000) platform. Visit our website www.plcconversions.com for a list of our conversion utilities. We convert "extinct" Programmable Logic Controllers (PLC) to the manufacturer of your choice. We specialize in conversion to the Allen-Bradley (AB) CompactLogix or ControlLogix (RSLogix 5000) platform.