Pepperl+Fuchs NBN3-F31K-E8-K

Inductive sensor
Pepperl+Fuchs NBN3-F31K-E8-K
119.50
One click request
General specifications
Switching element functionPNP Dual NO
Rated operating distance3 mm
Installationflush mountable
Output polarityDC
Assured operating distance0 ... 2.43 mm
Reduction factor rAl 0.5
Reduction factor rCu 0.4
Reduction factor r304 1
Reduction factor rSt37 1.2
Nominal ratings
Operating voltage10 ... 30 V DC
Switching frequency0 ... 500 Hz
Hysteresistyp. 5 %
Reverse polarity protectionall connections
Short-circuit protectionpulsing
Voltage dropless than or equal to 3 V
Operating current0 ... 100 mA
Off-state current0 ... 0.5 mA typ. 0.1 mA
No-load supply currentless than or equal to 25 mA
Operating voltage indicatorLED, green
Switching state indicatorLED, yellow
Valve status indicatorLED, yellow
Functional safety related parameters
MTTFd780 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Approvals and certificates
UL approvalcULus Listed, General Purpose
CSA approvalcCSAus Listed, General Purpose
CCC approvalCCC approval / marking not required for products rated less than or equal to 36 V
Ambient conditions
Ambient temperature-25 ... 70 °C (-13 ... 158 °F)
Mechanical specifications
Connection (system side)Cage tension spring terminals
Core cross-section (system side)1.5/2.5 mm2 flexible/rigid
Connection (valve side)Cage tension spring terminals
Core cross-section (valve side)1.5/2.5 mm2 flexible/rigid
Housing materialPBT
Sensing facePBT
Degree of protectionIP67
Tightening torque, housing screws1 Nm
Tightening torque, cable glandM20 x 1.5 - max. 7 Nm
M12 x 1.5 - max. 3 Nm
in international format without spaces