NBB20-U4-US-V93 PEPPERL+FUCHS - Part number: 309698

Datasheet excerpt: Technical data of  NBB20-U4-US-V93 General specifications Switching functionNormally open (NO) Output typeTwo-wire Rated operating distance20 mm Installationflush Output polarityAC/DC Assured operating distance0 ... 16.2 mm Actual operating distance18 ... 22 mm Reduction factor rAl 0.4 Reduction factor rCu 0.3 Reduction factor r304 0.77 Reduction factor rFe 1 Reduction factor rBrass 0.43 Output type2-wire Nominal ratings Switching frequencyAC, 0 ... 30 HzDC, 0 ... 100 Hz Hysteresis1 ... 10 typ. 5 % Reverse polarity protectionreverse polarity tolerant Short-circuit protectionpulsing Voltage drop≤ 5 V (typ. 2V) DC operation ≤ 8 V (typ. 2V) AC operation Momentary current(20 ms, 0.1 Hz)0 ... 3000 mA Operating current5 ... 500 mA Off-state current≤ 1.5 mA Time delay before availability≤ 300 ms Operating voltage indicatorLED, green Switching state indicatorLED, yellow Error indicatorflashes when overcurrent Functional safety related parameters MTTFd540 a Mission Time (TM)20 a Diagnostic Coverage (DC)0 % Electrical specifications Rated operating voltage24 ... 250 V DC / 24 ... 230 V AC Operating voltage20 ... 300 V DC / 20 ... 253 V AC Compliance with standards and directives Standard conformity StandardsEN 60947-5-2:2007 EN 60947-5-2/A1:2012 IEC 60947-5-2:2007 IEC 60947-5-2 AMD 1:2012 Approvals and certificates Protection classI Rated insulation voltage230 V Rated impulse withstand voltage2.5 kV UL approvalcULus Listed, General Purpose Ambient conditions Ambient temperature-25 ... 85 °C (-13 ... 185 °F) Storage temperature-25 ... 85 °C (-13 ... 185 °F) Mechanical specifications Connection typeConnector plug V93 Housing materialPA 6.6 / metal Sensing facePA 6.6 Housing basemetal / class I equipment with ground connection Degree of protectionIP67 Mass298 g Classifications SystemClasscode ECLASS 11.027270101 ECLASS 10.0.127270101 ECLASS 9.027270101 ECLASS 8.027270101 ECLASS 5.127270101 ETIM 8.0EC002714 ETIM 7.0EC002714 ETIM 6.0EC002714 ETIM 5.0EC002714 UNSPSC 12.139121550 Datasheet excerpt: Technical data of  NBB20-U4-US-V93 General specifications Switching functionNormally open (NO) Output typeTwo-wire Rated operating distance20 mm Installationflush Output polarityAC/DC Assured operating distance0 ... 16.2 mm Actual operating distance18 ... 22 mm Reduction factor rAl 0.4 Reduction factor rCu 0.3 Reduction factor r304 0.77 Reduction factor rFe 1 Reduction factor rBrass 0.43 Output type2-wire Nominal ratings Switching frequencyAC, 0 ... 30 HzDC, 0 ... 100 Hz Hysteresis1 ... 10 typ. 5 % Reverse polarity protectionreverse polarity tolerant Short-circuit protectionpulsing Voltage drop≤ 5 V (typ. 2V) DC operation ≤ 8 V (typ. 2V) AC operation Momentary current(20 ms, 0.1 Hz)0 ... 3000 mA Operating current5 ... 500 mA Off-state current≤ 1.5 mA Time delay before availability≤ 300 ms Operating voltage indicatorLED, green Switching state indicatorLED, yellow Error indicatorflashes when overcurrent Functional safety related parameters MTTFd540 a Mission Time (TM)20 a Diagnostic Coverage (DC)0 % Electrical specifications Rated operating voltage24 ... 250 V DC / 24 ... 230 V AC Operating voltage20 ... 300 V DC / 20 ... 253 V AC Compliance with standards and directives Standard conformity StandardsEN 60947-5-2:2007 EN 60947-5-2/A1:2012 IEC 60947-5-2:2007 IEC 60947-5-2 AMD 1:2012 Approvals and certificates Protection classI Rated insulation voltage230 V Rated impulse withstand voltage2.5 kV UL approvalcULus Listed, General Purpose Ambient conditions Ambient temperature-25 ... 85 °C (-13 ... 185 °F) Storage temperature-25 ... 85 °C (-13 ... 185 °F) Mechanical specifications Connection typeConnector plug V93 Housing materialPA 6.6 / metal Sensing facePA 6.6 Housing basemetal / class I equipment with ground connection Degree of protectionIP67 Mass298 g Classifications SystemClasscode ECLASS 11.027270101 ECLASS 10.0.127270101 ECLASS 9.027270101 ECLASS 8.027270101 ECLASS 5.127270101 ETIM 8.0EC002714 ETIM 7.0EC002714 ETIM 6.0EC002714 ETIM 5.0EC002714 UNSPSC 12.139121550