Siirry sisältöön
Asiantuntevaa teollisuuden automaatiopalvelua vuodesta 1993

NBB20-U1-UU

Induktiivinen anturi

  • Tunnistusetäisyys Sn: 20 mm
  • Uppoasennus sallittu
  • Suorakaidemalli (L x K x S): 40 mm x 40 mm x 118 mm
  • Käyttöjännite 20-300VDC / 20.253VAC, 2-johdin
  • Lähtö NO/NC
  • Kytkentärasia, M20x1,5 läpivienti
General specifications
Switching function Normally open/closed (NO/NC)
Output type Two-wire
Rated operating distance 20 mm
Installation flush
Output polarity AC/DC
Assured operating distance 0 … 16.2 mm
Actual operating distance 18 … 22 mm
Reduction factor rAl 0.4
Reduction factor rCu 0.3
Reduction factor r304 0.77
Reduction factor rFe 1
Reduction factor rBrass 0.43
Output type 2-wire
Nominal ratings
Switching frequency AC, 0 … 30 Hz
DC, 0 … 100 Hz
Hysteresis 1 … 10 typ. 5 %
Reverse polarity protection reverse polarity tolerant
Short-circuit protection pulsing
Voltage drop ≤ 5 V (typ. 2V) DC operation
≤ 8 V (typ. 3 V) AC operation
Momentary current
(20 ms, 0.1 Hz)
0 … 3000 mA
Operating current 5 … 500 mA
Rated operating current 500 mA 50/60 Hz
Lowest operating current 5 mA
Off-state current ≤ 1.5 mA
Usage category AC12 , AC140 , DC12 , DC13
Time delay before availability ≤ 300 ms
Operating voltage indicator LED, green
Switching state indicator LED, yellow
Error indicator flashes when overcurrent
Functional safety related parameters
MTTFd 540 a
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %
Electrical specifications
Rated operating voltage 24 … 250 V DC / 24 … 230 V AC
Operating voltage 20 … 300 V DC / 20 … 253 V AC
Compliance with standards and directives
Standard conformity
Standards EN 60947-5-2:2007
EN 60947-5-2/A1:2012
IEC 60947-5-2:2007
IEC 60947-5-2 AMD 1:2012
Approvals and certificates
Protection class II
Rated insulation voltage 250 V
Rated impulse withstand voltage 2.5 kV
UL approval cULus Listed, General Purpose
”For use in NFPA 79 Applications only”
For overcurrent protection, install a fuse with a rated current of max. 3 A and at least 300 V AC/DC
CCC approval Ue 75VDC – 250VDC Ue 75VAC – 230VAC
Ambient conditions
Ambient temperature -25 … 85 °C (-13 … 185 °F)
Storage temperature -25 … 85 °C (-13 … 185 °F)
Pollution degree 3
Mechanical specifications
Connection type terminal compartment
Information for connection A maximum of two conductors with the same core cross section may be mounted on one terminal connection!
tightening torque 1.2 Nm + 10 %
Core cross-section up to 2.5 mm2
Minimum core cross-section without wire end ferrule 0.5 mm2 , with connector sleeves 0.34 mm2
Maximum core cross-section without wire end ferrule 2.5 mm2 , with connector sleeves 1.5 mm2
Housing material PA 6.6 / metal
Sensing face PA 6.6
Housing base plastic
Degree of protection IP67
Mass 225 g
Note Tightening torque: 1.8 Nm (housing)
NBB20-U1-UU