电容式大孔径环形接近

capacitive large aperture annular approach

  • Capacitive sensor
  • Surge Protection Current Short Circuit Protection Reverse Polarity Protection
  • Action refers to the light more clear
  • Fast response frequency, strong anti-jamming capability
  • Outstanding shock/vibration resistance
  • Stabilize the transfer bond.

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  • Functional Parameters
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ModelTypesAperture 30 Capacitive RingAperture 35 Capacitive RingAperture 44 Capacitive Ring
NPN outputSD-D30H1 (normally open)SD-D35H1 (normally open)SD-D44H1 (normally open)
SD-D30H2 (normally closed)SD-D35H2 (normally closed)SD-D44H2 (normally closed)
PNP outputSD-D30P1 (normally open)SD-D35P1 (normally open)SD-D44P1 (normally open)
SD-D30P2 (normally closed)SD-D35P2 (normally closed)SD-D44P2 (normally closed)
Appearance大口径1大口径2大口径3
Detecting aperture30mm35mm44mm
Minimum detection volume11.5mm13.5mm15.5mm
Detecting objectsMagnetic metals (see sample "Characteristic data" for shorter detection distances for non-magnetic metals)
Sensitivity adjustmentMulti-turn precision potentiometer
Detection methodFree Fall or Blown
pulse broadeningBuilt-in fixed pulse extension 150ms
Response timeLess than 0.5ms
Power supply voltageDC12 ~ 24V ripple (P-P) below 10% (DC10 ~ 30V)
Control outputLoad current below 200mA (voltage drop less than 2V)
Leakage currentBelow 0.05mA
action formNO: normally open, NC: normally closed
Show lampAction indicator light (red)
Protection circuitSurge protection circuit | short circuit protection reverse polarity protection
Ambient temperatureAction:-25-70 ℃ (no ice, no condensation)
Environmental humidityDuring operation and storage: 35-95% RH (no condensation)
The influence of temperatureThe temperature range is -25-+70 ℃. When the temperature changes by 20 °, the detection distance changes within ± 10%.
Effect of voltageWhen the rated power supply voltage fluctuates within ± 15%, the detection distance changes within ± 1%
Insulation impedanceAbove 50MΩ (DC500 ohm meter) between charging part and shell
Withstand voltageBetween AC1000V 50V60Hz 1min charging part and shell
Vibration resistance10-55Hz up and down amplitude 1.5mmX, Y, Z direction 2h
Impact-resistant500m/s² 10 times in each direction of X, Y and Z
Connection methodWire lead-out type (standard wire length 2m) special (PUR can be customized) drag chain cable
Shell materialShell material PBT reinforced plastic
Protection ratingIp67