Key Specifications Parameter Specification Brand OMRON Model E2ER-X3D1 Series E2ER / E2ERZ Sensor Type Inductive proximity sensor Sensing distance 3 mm ±10% Setting distance 0 to 2.4 mm Output type DC 2-wire Operation mode NO (Normally Open) Switching capacity 3 to 100 mA Leakage current 0.8 mA max. Residual voltage 3 V max. (load current 100 mA with 2 m cable) Housing size M12 Shielding Shielded (flush mountable) Housing material Nickel-plated brass Sensing surface material PBT (Polybutylene terephthalate) Cable material Fluorine resin (oil-resistant) Connection method Pre-wired (2M or 5M) or M12 connector (M1TGJ suffix) Protection rating IP67 (IEC), IP67G (JIS C 0920 Annex 1) Supply voltage 10 to 30 VDC (ripple p-p 10% included) Electrical & Operating Ratings Parameter Specification Response frequency 1 kHz (Average value) Differential distance 10% max. of sensing distance Sensing object Ferrous metal (sensitivity lowers with non-ferrous metals) Standard sensing object Iron 12 x 12 x 1 mm Operating temperature -25 to 70°C (no icing) Storage temperature -40 to 85°C (no icing) Operating humidity 35% to 95% (no condensation) Temperature influence ±10% max. of sensing distance at 23°C over -25 to 70°C range Voltage influence ±1% max. of sensing distance at rated voltage ±15% range Insulation resistance 50 MΩ min. at 500 VDC (between charged parts and case) Dielectric strength 1,000 VAC 50/60 Hz for 1 min Environmental & Physical Ratings Parameter Specification Vibration resistance 10 to 55 Hz, 1.5 mm double amplitude, 2h each X,Y,Z Shock resistance 1,000 m/s², 10 times each X,Y,Z Indicator Operation indicator (red), Operation setting indicator (green) Polarity Polarity (non-polarity 2-wire) Protective circuits Output short-circuit protection, Surge suppressor Weight (2M cable) Approx. 75 g