Connection: PVC cable / 20 m, 2 x 0.34 mm² Length: 30 mm Switching frequency: 1500 Hz Protection: IP 67 Current rating: < 30, when used outside the hazardous area mA Ambient temperature: -20...80 °C Electrical design: Connection to certified intrinsically safe circuits with the max. values U = 15 V / I = 50 mA / P = 120 mW Output function: Normally closed SKU GMVWAJUNGEH4JE Nominal voltage: 8.2 DC, (1kΩ) V Mounting: non-flush mountable Marking of the unit: ExII 1G Ex ia IIC T6 Ga Ta: -20…70° C ExII 1G Ex ia IIC T5 Ga Ta: -20…80° C ExII 1D Ex ia IIIC T90° C Da Ta: -20…70° C ExII 1D Ex ia IIIC T100° C Da Ta: -20…80° C Product Name: NF5023 Housing materials: Brass special coating, active face: PC Sensing range: 4 mm Shortcode: IFA2004-N/20M/1D/1G