HomeOPTEX AX200 wired outdoor active infra red dual beam, 60m Infrared beam interruption detection Interruption period - variable between50, 100, 250, 500msec (4 steps) 99% beam blocking stability 4 Selectable beam frequencies High grade aspherical lens
OPTEX AX200 wired outdoor active infra red dual beam, 60m Infrared beam interruption detection Interruption period - variable between50, 100, 250, 500msec (4 steps) 99% beam blocking stability 4 Selectable beam frequencies High grade aspherical lens