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  • Level switch

This level switch has been developed to detect the liquid level in oil and water tanks!

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Features

  • This is a small sized, low priced level switch consisting of a high precision reed switch designed in combination with float with a built-in magnet.
  • It ensures stable operation without being affected by tank internal pressure and fluid temperature.
  • t is installed from the top surface of the tank, using the flange for a level switch with a DIN connector.
  • The depth of the liquid surface to be detected ranges from 80 to 500mm.

* For details of 4-pin micro-connector set, please contact us.

Type

LSN - 200 L-A    - 11
num num num num num
num Product name Level switch
num Liquid level detected (L) * min. 80mm～max. 500mm (Specify the level in units of 1mm)
Setting accuracy: ±3mm
num Contact type
H-A  :  Upper limit alarm ON (Closed when faulty ...standard OFF)
H-B  :  Upper limit alarm OFF (Opened when faulty ON)
L-A  :  Lower limit alarm ON (Closed when faulty ...standard OFF)
L-B  :  Lower limit alarm OFF (Opened when faulty ON）
num Specifications Unmarked : For oil (standard specifications)
W : For water (optional)
num Model No. 11 : standard specifications (DC24V)
51 : standard specifications (AC100V)

* 検知液体比重 1.0 の値です。

Specifications

  DC 24V Specifications AC 100V Specifications
Standard specifications
(for oil)		 Options
(for water)		 Standard specifications
(for oil)		 Options
(for water)
Contact rating 1.2 VA 2 VA
Contact resistance 1Ω or less
Maximum switching voltage DC 24V AC 100V / 110V
Maximum switching current 0.05A DC 0.02A DC
Minimum current road 5mA
Insulation resistance 50 MΩ or more by DC500 V
Voltage resistance AC 1000 V /1 minute
Temperature -10℃～+80℃
Specific weight 0.47±0.05 0.7±0.05 0.47±0.05 0.7±0.05
ød 26.5 28 26.5 28
（b） (26.8) (26.5) (26.8) (26.5)
Weight 200g (without pipe)
Standard accessories
O Ring 1pcs（JIS B 2401 1A P-38）
Hexagon socket head bolt (M4 x 16) 2 pieces

Instruction for use

  • Use in a magnetic field would cause erratic function.
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Drawing data download

Product nameType No.Download
Level switchLSNPDF
Level switch (Stainless steel type)LSN-31PDF
Flange for level switch (The same for stainless steel type)LTF-52S/LTF-52S-31PDF

* Please confirm "Terms of Use" about the use of PDF data.


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