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E3T-CT12 Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The E3T-CT12 is a miniature photoelectric sensor with a built-in amplifier, housed in a compact M5/M6 threaded cylindrical body . It utilizes a through-beam sensing method, consisting of separate emitter and receiver units .

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Specifications Specification Category Parameter / Value General Sensing Method Through-beam (Separate emitter & receiver) Shape / Housing Cylindrical axial (M5/M6 thread) Sensing Distance 1 m (1000 mm) Standard Sensing Object Opaque object, 4 mm diameter min. Housing Material Stainless steel Degree of Protection IP65 (IEC) Connection Method Pre-wired (2 m PVC cable) Optical & Performance Light Source Red LED (630 nm) Response Time 0.5 ms (500 µs) Electrical Output Configuration NPN open collector Operation Mode Dark-ON (Output ON when beam is blocked) Supply Voltage 12 to 24 VDC ±10% Current Consumption Emitter: 10 mA max. / Receiver: 20 mA max. Output Current 50 mA max. Environmental Ambient Temperature (Operating) -25 to 55 °C Ambient Humidity (Operating) 35% to 85% Vibration Resistance 10 to 2000 Hz, 1.5 mm double amplitude Shock Resistance 1000 m/s² Physical Dimensions Product Length 33.3 mm (approx.) Thread Size M5 x 0.5 Weight Approx. 60 g