... silent,heavy duty,steady,durable 3.vehicle access control Parking gate Access Parking Gate Operator Keywords: Barrier Gate,Intelligent ... motor sensor memory limit) for beam rises and falls.Technical data:1) Beam length: <=6m2) Opening (Closing) time: 1s ... , Tripod Turnstile,Security Tripod Turnstile,Safety Tripod Turnstile,Access Control Tripod Turnstile,Semi-automatic Tripod Turnstile,Automatic Tripod ...