9 COMPUTER EQUIPMENT NAMELY, INDUSTRIAL COMPUTERS, PROGRAMMABLE INPUT/OUTPUT CONTROLLERS, ANALOG EXPANSION BOARDS, MODEMS, MODEM INTERFACES, DISCREET INPUT/OUTPUT EXPANDERS, INPUT/OUTPUT MODULES, ANALOG/DIGITAL CONVERTERS, INPUT/OUTPUT STATION CONTROLLERS, PORT CONTROLLERS, MULTIBUS CONTROLLERS, NETWORK REPEATERS, PEER TO PEER CROSSTALKING MODULES, CURRENT LOOP TRANSMITTERS, COMPUTER OPERATING PROGRAMS, AND COMPUTER PROGRAMS FOR USE IN CONTROL OF INDUSTRIAL PROCESSES