2. Product Overview
  3. Process sensors
  4. Level sensors
  5. Capacitive point level sensors
  6. With media contact
  7. CFAK 12N1140/L
Technical data
General data
Special type
  • Liquid level sensor for wastewater
Nominal sensing distance Sn
  • 0.1 mm
Mounting type
  • Non-flush
GND electrode
  • No
Temperature drift
  • ± 20 %
Sensitivity adjustment
  • No
Output indicator
  • LED yellow
Measurement type
  • Contact with medium
Field of application
Detection of non-conductive media
  • No
Fill level detection through container
  • No
Liquids in direct contact
  • Yes
Object detection / bulk goods
  • No
Electrical data
Voltage supply range +Vs
  • 10 … 30 VDC
Current consumption max. (no load)
  • 12 mA
Output circuit
  • NPN make function (NO)
Output current
  • < 200 mA
Voltage drop Vd
  • < 2.5 VDC
Switching frequency
  • 15 Hz
Short circuit protection
  • Yes
Reverse polarity protection
  • Yes
Mechanical data
Type
  • Cylindrical threaded
Housing material
  • POM
Material (screw nut)
  • POM
Material (gasket)
  • EPDM50
Dimension
  • 12 mm
Housing length
  • 39.5 mm
Connection types
  • Cable, L=2 m
Ambient conditions
Operating temperature
  • 0 … +50 °C
Protection class
  • IP 67
Downloads
Data sheet
Quickstart
Certificates / approvals
3D CAD / CAE

Drawings
Drawings

(png | 118 KB)
Connection diagram

(png | 67 KB)
Accessories
Peripherals
ZTEST-ALL.DIGITAL
Test unit for sensors digital

Article no.: 11084377
  • LED (red/green) for digital PNP/NPN signals
  • Teach-in of sensors with integrated Teach- button
  • Connection for plug in power supply (available as accessory)
ZTEST-ALL.ANALOG
Test unit for sensors analog & digital

Article no.: 11084376
  • Output via display (V or mA) or LED (PNP/NPN)
  • Teach-in of sensors with integrated Teach- button
  • Connection for plug in power supply (available as accessory)
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