Light Curtain/Automation Light Grid, Device Type: Transmitter (Sender), Light Source: LED, Infrared light, Wave Length: 850 nm, Supply Voltage (Vs): DC 19.2 V ... 28.8 V, Power Consumption (Sender): 56.5 mA (typical), Connection Type: Plug, M12, 5-pin, 0.22 m cable, Housing Material: Aluminum, Front Screen Material: PMMA, Enclosure Rating: IP65, IP67, Circuit Protection: UV connections, reverse polarity protected, Protection Class: III