The PB-IN-HFA series is the flagship of the TAKEX range of infrared photoelectric beams. By synchronising 16 beam paths between Transmitter and Receiver, the PB-IN-HFA series offer unrivalled stability in perimeter security. Coupled with channel separation and environmental (anti-fog) circuitry, the PB-IN-HFA series has earned worldwide recognition as the standard our rivals aspire to. 4 x Synchronised high power beams 4 x Selectable beam channels to prevent crosstalk Environmental monitoring circuit Double modulation for unsurpassed light immunity Auto-gain lock (AGL) 50,000 lux sunlight immunity Vivid internal body stickers aid beam alignment procedure PB-50/100/200HFA-KH for TA series Beam Towers also available IP55 housing