Pepperl+Fuchs NCB8-18GM40-N0-OG Inductive sensor

Pepperl+Fuchs NCB8-18GM40-N0-OG
Item Number: NCB8-18GM40-N0-OG
Series: Cylindrical type, Housing diameter: 18 mm, Housing material: Stainless steel 1.4305 / AISI 303, Rated operating distance: 8 mm, Connection type: cable PUR (halogen-free) , 2 m blue , Oil resistant , Flame-retardant as per IEC 60332-1, Output type: 2-wire, Installation: flush, Type of voltage: DC, ATEX 3G
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General specifications
Switching element functionNAMUR, NC
Rated operating distance8 mm
Installationflush
Output polarityNAMUR
Assured operating distance0 ... 6.48 mm
Reduction factor rAl 0.39
Reduction factor rCu 0.36
Reduction factor r304 0.71
Nominal ratings
Nominal voltage8.2 V (Ri approx. 1 kOm)
Switching frequency0 ... 1500 Hz
Hysteresis1 ... 15 typ. 5 %
Reverse polarity protectionreverse polarity protected
Short-circuit protectionyes
Suitable for 2:1 technologyyes , Reverse polarity protection diode not required
Current consumption
Measuring plate not detectedmin. 2.2 mA
Measuring plate detectedless than or equal to 1 mA
Switching state indicatorall direction LED, yellow
Functional safety related parameters
MTTFd2660 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Compliance with standards and directives
Standard conformity
NAMUREN 60947-5-6:2000
IEC 60947-5-6:1999
Electromagnetic compatibilityNE 21:2007
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 ... 80 °C (-13 ... 176 °F)
Storage temperature-40 ... 80 °C (-40 ... 176 °F)
Mechanical specifications
Connection typecable PUR (halogen-free) , 2 m blue , Oil resistant , Flame-retardant as per IEC 60332-1
Core cross-section2x 1 mm2 , black
Housing materialStainless steel 1.4305 / AISI 303
Sensing facePBT
Housing diameter18 mm
Degree of protectionIP66 / IP67
General information
Use in the hazardous areasee instruction manuals
Category1G- 2G- 3G

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