Inductive sensor NBB8-18GM50-E2 Technical Data Model Number NBB8-18GM50-E2 Features * * * Basic series 8 mm flush Increased operating distance Accessories BF 18 Mounting flange, 18 mm EXG-18 Quick mounting bracket with dead stop General specifications Switching element function PNP NO 8 mm Rated operating distance sn Installation flush Output polarity DC Assured operating distance sa 0 ... 6.48 mm 0.45 Reduction factor rAl Reduction factor rCu 0.4 0.7 Reduction factor r304 Nominal ratings Operating voltage UB 10 ... 30 V Switching frequency f 0 ... 500 Hz Hysteresis H typ. 5% Reverse polarity protection reverse polarity protected Short-circuit protection pulsing Voltage drop Ud 3V 0 ... 200 mA Operating current IL Off-state current Ir 0 ... 0.5 mA typ. 0.1 A at 25 C No-load supply current I0 15 mA Time delay before availability tv 20 ms Switching state indicator LED, yellow Functional safety related parameters MTTFd 1190 a Mission Time (TM) 20 a Diagnostic Coverage (DC) 0% Ambient conditions Ambient temperature -25 ... 70 C (-13 ... 158 F) Mechanical specifications Connection type cable PVC , 2 m Core cross-section 0.34 mm2 Housing material brass, nickel-plated Sensing face PBT Protection degree IP67 Compliance with standards and directives Standard conformity Standards EN 60947-5-2:2007 IEC 60947-5-2:2007 Approvals and certificates UL approval CSA approval CCC approval cULus Listed, General Purpose cCSAus Listed, General Purpose CCC approval / marking not required for products rated 36 V Dimensions 47 50 4 M18 x 1 24 Release date: 2012-07-05 10:36 Date of issue: 2013-12-05 085499_eng.xml LED Electrical Connection Refer to "General Notes Relating to Pepperl+Fuchs Product Information". Pepperl+Fuchs Group USA: +1 330 486 0001 Germany: +49 621 776 4411 fa-info@de.pepperl-fuchs.com www.pepperl-fuchs.com fa-info@us.pepperl-fuchs.com BN L+ BK BU L- Singapore: +65 6779 9091 fa-info@sg.pepperl-fuchs.com 1