Pepperl+Fuchs NBB2-8GM40-E2

Inductive sensor
SKU: NBB2-8GM40-E2
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The inductive sensor is a cylindrical type proximity switch designed for non-contact detection of metallic objects. With a compact 8 mm housing and rated operating distance of 2 mm, it offers reliable performance in various industrial applications.

All description
Manufacturer: Pepperl+Fuchs
Description:

Inductive proximity sensors are widely used in automation and control applications due to their ability to detect metallic objects without physical contact. These sensors operate on the principle of electromagnetic induction, where an oscillating electromagnetic field is generated around the sensor. When a metallic object enters this field, it alters the field’s characteristics, allowing the sensor to detect the presence of the object.

Common applications for inductive sensors include position sensing, object counting, and safety monitoring in manufacturing environments. These sensors are particularly advantageous in harsh industrial settings, as they are resistant to dust and moisture. The flush installation capability further enhances their versatility, allowing for integration into various machinery and equipment without protruding components. The 3-wire output configuration ensures compatibility with a wide range of control systems, making them an ideal choice for modern automation solutions.

General specifications
Switching element function PNP NO
Rated operating distance 2 mm
Installation flush
Output polarity DC
Assured operating distance 0 … 1.62 mm
Reduction factor rAl 0.45
Reduction factor rCu 0.4
Reduction factor r304 0.75
Nominal ratings
Operating voltage 10 … 30 V
Switching frequency 0 … 3000 Hz
Hysteresis typ. 5%
Reverse polarity protection reverse polarity protected
Short-circuit protection pulsing
Voltage drop less than or equal to 3 V
Operating current 0 … 100 mA
Off-state current 0 … 0.5 mA typ. 0.1 mA at 25 �C
No-load supply current less than or equal to 15 mA
Switching state indicator LED, yellow
Functional safety related parameters
MTTFd 2790 a
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %
Approvals and certificates
UL approval cULus Listed, General Purpose
CSA approval cCSAus Listed, General Purpose
CCC approval CCC 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 type cable PVC , 2 m
Core cross-section 0.14 mm2
Housing material brass, nickel-plated
Sensing face LCP
Housing diameter 8 mm
Degree of protection IP67
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