4-beam synchronized barriers, with 60 meters range

- 4-beam synchronized barriers, with 60 meters range. - Dual modulation, with 4 possible selectable beam frequencies (to avoid cross-talk). - Environmental disqualification output and alarm memory. - Selection of beam interruption time and beam power. - Automatic beam power control. - LED indication and sound adjustment level (in Transmitter and Receiver). - Top / Bottom Beam select button. - IP65. - Mounting height: 1.5-2.4m. - Power supply 10.5 - 30 VDC. - Consumption (transmitter + receiver in normal operation) 38 mA max.