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Inductive sensor NBB8-18GM50-A2

Inductive proximity sensor

Inductive sensor NBB8-18GM50-A2

  • 8 mm flush
  • Increased operating distance
  • Extended temperature range
    -40 ... +85 °C
  • Extended operating voltage range
  • Flexible use with versatile mounting opportunities
  • Product Detail

Datasheet excerpt: Technical data of  NBB8-18GM50-A2

General specifications
Switching function complementary
Output type PNP
Rated operating distance 8 mm
Installation flush
Output polarity DC
Assured operating distance 0 ... 6.48 mm
Actuating element mild steel, e. g. 1.0037, SR235JR (formerly St37-2)
24 mm x 24 mm x 1 mm
Reduction factor rAl 0.38
Reduction factor rCu 0.35
Reduction factor r304 0.74
Reduction factor rBrass 0.47
Output type 4-wire
Nominal ratings
Operating voltage 5 ... 36 V
Switching frequency 0 ... 1350 Hz
Hysteresis typ. 5 %
Reverse polarity protection reverse polarity protected
Short-circuit protection pulsing
Voltage drop ≤ 1 V
Operating current 0 ... 200 mA
Off-state current max. 20 µA
No-load supply current ≤ 15 mA
Time delay before availability ≤ 10 ms
Switching state indicator LED, yellow
Functional safety related parameters
MTTFd 1255 a
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %
Conformity
PWIS conformity VDMA 24364-C1/T100°C-W
Compliance with standards and directives
Standard conformity
Standards EN IEC 60947-5-2
Approvals and certificates
Protection class II
Rated insulation voltage 36 V
Rated impulse withstand voltage 500 V
UL approval cULus Listed, General Purpose, Class 2 Power Source
CCC approval CCC approval / marking not required for products rated ≤36 V
Marine approval DNVGL TAA00003AK
Ambient conditions
Ambient temperature -40 ... 85 °C (-40 ... 185 °F)
Storage temperature -40 ... 85 °C (-40 ... 185 °F)
Mechanical specifications
Connection type cable
Housing material brass , white bronze coated
Sensing face PBT , green
Degree of protection IP65 / IP66 / IP67 / IP68
Cable
Wire end ferrules yes
Cable diameter 4.3 mm ± 0.15 mm
Bending radius > 10 x cable diameter
Material PVC
Color black
Number of cores 4
Core cross section 0.34 mm2
Length 2 m
Mass 117 g
Dimensions
Length 50 mm
Diameter 18 mm
Mounting with nuts, M18
Tightening torque 0 ... 30 Nm
General information
Scope of delivery 2 self locking nuts in scope of delivery

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