Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NBB2-12GS40-Z4L-V1

  • 2 mm flush
  • 2-wire DC sensor with minimum off-state current
  • Switching status indicator, yellow LED

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH, also apply to Pepperl+Fuchs AG.

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of  NBB2-12GS40-Z4L-V1

General specifications
Rated operating distance2 mm
Output polarityDC
Assured operating distance0 ... 1.62 mm
Actual operating distance1.8 ... 2.2 mm typ.
Reduction factor rAl 0.14
Reduction factor rCu 0.14
Reduction factor r304 0.48
Output type2-wire
Nominal ratings
Operating voltage3.7 ... 30 V
Switching frequency0 ... 700 Hz
Hysteresis1 ... 10 typ. 5 %
Reverse polarity protectionyes
Short-circuit protectionpulsing
Voltage drop≤ 3.7 V
Operating current2 ... 30 mA
Lowest operating current2 mA
Off-state current≤ 200 µA
Switching state indicatorMultihole-LED, yellow
Functional safety related parameters
MTTFd1879 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Ambient conditions
Ambient temperature-25 ... 70 °C (-13 ... 158 °F)
Mechanical specifications
Connection typeConnector M12 x 1 , 4-pin
Housing materialStainless steel 1.4305 / AISI 303
Sensing facePBT
Degree of protectionIP67

Approvals+Certificates: NBB2-12GS40-Z4L-V1

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-3074APDF70 KB

Associated Products: NBB2-12GS40-Z4L-V1


Mounting flange, 12 mmfa

Female cordset, M12, 4-pin, PUR cablefa

Female cordset, M12, 4-pin, PUR cablefa