ENVIROPLAN

COMPUTERIZED MONITORING INSTRUMENTATION AND DATA ACQUISITION SYSTEMS FOR MEASURING AND MONITORING THE CHEMICAL COMPONENTS AND PROPERTIES OF GAS STREAMS COMPRISED OF ELECTRO-CHEMICAL SENSORS, PHOTO-ELECTRIC SENSORS, TRANSMITTER/RECEIVERS, PROBE TIPS, RETRO-REFLECTORS, TERMINAL CONTROL BOXES, BLOWERS AND FILTERS, VIDEO DISPLAY/CONTROL PANELS AND COMPUTER PROGRAMS AND INSTRUCTION MANUALS SOLD TOGETHER THEREWITH FOR USE IN ENVIRONMENTAL AND PROCESS CONTROL APPLICATIONS