QUARTER-TURN ACTUATORS
Valvcon brand V-Series quarter-turn actuators combine a 10-bit microprocessor with a high-resolution feedback potentiometer to provide 300 positions from zero to 90 degrees. The series consists of NEMA 4, 4X, 7 and 9 electric actuators that are designed for a range of service from on-off duty, to modulating or proportional control, to digital bus networks. Metso Automation, Field Systems Div.; 508/852-0200; www.metso.com
