Elsema PE1500 is a long-range retro-reflective photoelectric beam designed for various applications such as sliding gates, swing gates, garage doors, overhead doors, conveyors, boom gates, alarm systems, and warehouse monitoring. With a 10-meter range and resistance to interference, it ensures reliable operation. The LED indicator aids in beam alignment, and the tamper switch provides additional security. For outdoor installations, the HD-15 hood for the reflector is recommended.