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. LED indication and adjustment level sound (on Receiver). - IP65. - Mounting height: 1.5-2.4m. - Power supply 10.5 - 30 VDC. - Consumption (transmitter + receiver in normal operation) 24 mA max.