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E2K-L13MC1 5M

Liquid Level Sensor


Liquid level sensor, Applicable tube diameter 8 to 11 mm dia., NO, Cable length 5 m

Sensing head size 24 mm x 43 mm x 20 mm
Type Square type, Capacitive type, Unshielded
Power source DC Three-wires models
Operation mode NO

Item list of E2K-L

  • Ratings/Performance
Sensing head size24 mm x 43 mm x 20 mm
TypeSquare type, Capacitive type, Unshielded
Power sourceDC Three-wires models
Differential distance0.6 to 5 mm
Repetition precision±0.2 mm max.
Sensing objectLiquid
Power supply voltage12 to 24 VDC ripple (p-p) 10% max.
Operating voltage range10.8 to 30 VDC
Current consumption12 mA max.
Control output (Output type)NPN open collector
Control output (Switching capacity)100 mA max.
IndicatorDetection indicator (orange)
Operation modeNO
Sensitivity settingSensitivity adjuster
Ambient temperature (Operating)0 to 55 ℃
Ambient temperature (Storage)-10 to 65 ℃
Ambient humidity (Operating)25 to 85 %
Ambient humidity (Storage)25 to 85 %
Temperature influence±4 mm of detection level at 23 ℃ in the temperature range of 0 to 55 ℃ (±6 mm at pure water and a pipe diameter of 8 mm)
Voltage influence±0.5 mm of detection level at the rated voltage in rated voltage ±10% range
Insulation resistanceBetween charged parts and the case: 50 MΩ min. at 500 VDC
Dielectric strengthBetween charged parts and the case: 500 VAC 50/60 Hz 1 min
Vibration resistanceDestruction: 10 to 55 Hz, 1.5 mm double amplitude each in X, Y, and Z directions for 2 h
Shock resistanceDestruction: 500 m/s2 3 times each in X, Y and Z directions
Degree of protectionIEC: IP66
Connection methodPre-wired models (5 m)
MaterialCase: Heat-resistant ABS resin
Cable clamp: NBR
  • Dimensions


  • Output circuit

Output circuit

Timing chart

  • Mutual interference

Mutual interference

D: 10 mm min., E: 10 mm min., F: 25 mm min.

  • Effects of surrounding metals

Effects of surrounding metals

A: 25 mm min., B: 5 mm min., C: 45 mm min.


Liquid Level Sensor