Pepperl Fuchs Inductive sensor NCB5-18GM40-N0 Polarity reversal protected

Pepperl Fuchs Inductive sensor NCB5-18GM40-N0

5 mm flush

Usable up to SIL 2 acc. to IEC 61508

NAMUR output

Stainless steel housing

Polarity reversal protected

General specifications

Switching function    Normally closed (NC)

Output type    NAMUR

Rated operating distance    5 mm

Installation    flush

Assured operating distance    0 ... 4.05 mm

Actual operating distance    4.5 ... 5.5 mm typ. 5 mm

Reduction factor rAl    0.35

Reduction factor rCu    0.3

Reduction factor r304    0.74

Output type    2-wire

Nominal ratings

Nominal voltage    8.2 V (Ri approx. 1 kΩ)

Switching frequency    0 ... 400 Hz

Hysteresis    1 ... 15 % typ. 5 %

Reverse polarity protection    reverse polarity protected

Short-circuit protection    yes

Current consumption    

Measuring plate not detected    min. 3 mA

Measuring plate detected    ≤ 1 mA

Switching state indicator    all direction LED, yellow

Functional safety related parameters

Safety Integrity Level (SIL)    SIL 2

MTTFd    2040 a

Mission Time (TM)    20 a

Diagnostic Coverage (DC)    0 %

Compliance with standards and directives

Standard conformity    

NAMUR    EN 60947-5-6:2000

IEC 60947-5-6:1999

Electromagnetic compatibility    NE 21:2007

Standards    EN IEC 60947-5-2