... Gate,Road Barrier Gate,Parking Barrier Gate,Car Barrier Gate,Boom Gate,Boom Barrier Gate,Security Barrier Gate,Safty Barrier Gate,Gate ... . interface are reserved for the other functions.9. Green light and red light are used inside for indication the position of the ... Gate,Road Barrier Gate,Parking Barrier Gate,Car Barrier Gate,Boom Gate,Boom Barrier Gate,Security Barrier Gate,Safty Barrier Gate,Gate ...