Description
Inductive sensor NBB2-12GM50-E0

General specifications

Switching functionNormally open (NO)
Output typeNPN
Rated operating distance2 mm
Installationflush
Output polarityDC
Assured operating distance0 … 1.62 mm
Actuating elementmild steel, e. g. 1.0037, SR235JR (formerly St37-2)
12 mm x 12 mm x 1 mm
Reduction factor rAl0.29
Reduction factor rCu0.23
Reduction factor r3040.78
Reduction factor rBrass0.42
Output type3-wire

Nominal ratings

Operating voltage5 … 36 V
Switching frequency0 … 3500 Hz
Hysteresistyp. 5 %
Reverse polarity protectionreverse polarity protected
Short-circuit protectionpulsing
Voltage drop≤ 1 V
Operating current0 … 200 mA
Off-state currentmax. 20 µA
No-load supply current≤ 10 mA
Time delay before availability≤ 10 ms
Switching state indicatorLED, yellow

Functional safety related parameters

MTTFd1721 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %

Conformity

PWIS conformityVDMA 24364-C1/T100°C-W

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 classII
 Rated insulation voltage36 V
 Rated impulse withstand voltage500 V
UL approvalcULus Listed, General Purpose, Class 2 Power Source
CCC approvalCCC approval / marking not required for products rated ≤36 V
Ambient conditions
Ambient temperature-40 … 85 °C (-40 … 185 °F)
Storage temperature-40 … 85 °C (-40 … 185 °F)
Mechanical specifications
Connection typecable
Housing materialbrass , white bronze coated
Sensing facePBT , green
Degree of protectionIP68
Cable 
 Wire end ferrulesyes
 Cable diameter4.3 mm ± 0.15 mm
 Bending radius> 10 x cable diameter
 MaterialPVC
 Colorblack
 Number of cores3
 Core cross section0.34 mm2
 Length2 m
Mass86 g
Dimensions 
 Length53 mm
 Diameter12 mm
Mountingwith nuts, M12
Tightening torque0 … 10 Nm
General information
Scope of delivery2 self locking nuts in scope of delivery
Additional information
delivery

Local Pickup

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