Profile: Century Control Systems, Inc. is a supplier of process and machine automation systems. We maintain controllers, meters, signal isolators and recorders along with a range of recorder charts & pens. Our product line includes conductivity controller, annunciator, air monitoring instruments, temperature sensors and nuclear power instruments. Our Series AFG flow grid is a fundamental pressure sensing device, designed to transmit a continuous differential pressure signal. We offer temperature & process controllers, ultrasonic flow meters, strip chart & videographic recorders, and temperature & pressure transmitters. Demco butterfly valves are designed for dependable service in a wide variety of applications ranging from oilfield to sanitary service.