Key Specifications Parameter Specification Manufacturer OMRON Automation and Safety Series E3ZM Sensor Type Compact Photoelectric Sensor Sensing Method BGS reflective (Background Suppression) Sensing Distance 10 to 100 mm (White paper 100 x 100 mm) Spot Size 4 mm dia. max. (at 100 mm sensing distance) Differential Distance 3% max. of sensing distance Black-White Error 5% max. of sensing distance Light Source Red LED (650 nm) Output Configuration PNP open collector Output Current 100 mA max. Residual Voltage 2 V max. Operation Mode Light-ON / Dark-ON selectable Response Time 1 ms max. (operate or reset) Supply Voltage 10 to 30 VDC (ripple (p-p) 10% included) Current Consumption 25 mA max. Protection Circuits Output short-circuit protection, Output reverse polarity protection, Power supply reverse polarity protection Degree of Protection IP67 (IEC), IP69K (DIN40050-9) Housing Material SUS316L stainless steel Lens Material Methacrylate resin Display Material PEI (Polyetherimide) Seals Material Fluorocarbon rubber Indicators Operation indicator (yellow), Stability indicator (green) Ambient Temperature (Operating) -25 to 55 °C (with no freezing or condensation) Ambient Temperature (Storage) -40 to 70 °C Ambient Humidity (Operating) 35% to 85% Ambient Illuminance Incandescent: 3,000 lx max.; Sunlight: 10,000 lx max. Insulation Resistance 20 MΩ min. (500 VDC megger) Dielectric Strength 1000 VAC, 50/60 Hz for 1 min Vibration Resistance 10 to 55 Hz, 1.5 mm double amplitude, 2 h each in X, Y, Z Shock Resistance 500 m/s², 3 times each in X, Y, Z Connection Method Pre-wired cable Cable Length Options 2M (2 meters) / 5M (5 meters) Dimensions (W × H × D) 10.8 mm × 32.2 mm × 21 mm Weight Approx. 91 g (2M model)