how to select automation accessories for valves
DESCRIPTION
Today's process controls range from complete computer systems to the staff-monitored electromechanical type (push buttons, heavy-duty relays, etc.). In the process area, there may also be pressure switches, temoerature controllers, or other process-monitoring devices that must tie into the control valve and therefore the actuator. By Wayne Ulanski - President, SVF Flow Controls, Inc.TRANSCRIPT
