Sensor: photoelectric E3Z-T61A 2M OMRON Photoelectric sensor standard, reliable assurance of 1 million units per year. · Industry's top class built-in amplifier · Guaranteed low-temperature operation that can be used in freezing warehouse · Improvement of coincidence between optical and mechanical axis. · Protection of sensor even if wiring mistake occurs output reverse protection function is carried (we add diode for reverse connection protection to output line). Code S0139 Available Price €85.00