Valve Controller 1.Moment:3.5 N.m 2.Valve Specifications:1/ ... " 3.Auto Open/Close Time:6~20s GA-311 Valve Controller for Fire Protection 1. Working Voltage:DC8V~16V2. Working Current ... as Access control System, Access Control Board, Electromagnetic Lock, Electric Bolt Lock, Electric Control Lock, Electric Strike, Time Attendance and Biometrics, etc. Valve Controller for Fire Protection ...