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Vertical Liquid Level Sensor

Vertical Liquid Level Sensors are typically mounted through a sealed hole in the top of a tank. The float rises and falls with the level, actuating reed switches according to set parameters. Signals are then sent to trigger an action with a system or process, making these components essential for accurate monitoring in applications such as flood control, industrial automation, robotic lubrication levels, agriculture, marine, HVAC and water level monitoring systems.

Where access to the top of a tank is not possible the vertical float sensor can be mounted through the base of the tank, key considerations such as pressure limits, the sensor must be able to withstand the hydrostatic pressure generated by the full tank. With the mounting point constantly submerged it is critical that applicable sealing methods are taken into account. Switch logic is reversed and float switch construction can be changed to accommodate this.

No power is consumed during standby status.

The sensor is available as either Normally Open, SPDT or Normally Closed with single or multiple switch points in Polypropylene, Nylon, Nitrile Butadine Rubber or stainless steel for harsh environments. They are easy to install and have a compact size, which is customizable, mix and match sensor housing and float material to suit the target liquid. The cable can be supplied as PVC or Teflon with the desired length and connector combination. Determine the switch points to suit your application.
  • Easy installation
  • Connector and lead termination are customisable
  • Nylon, Nitrile Butadine Rubber, Polypropylene or Stainless Steel
  • Energy-efficient monitoring
  • Customizable float and stem material
  • Single or multiple switch points
  • High or Low voltage options

1000V maximum switching

2.5A maximum carrying current

up to 160°C

100W max. switch power

Marine - Markets at Lucid Electronics

Ideal for marine applications

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Part Number
Stem Material
Float Material
Stem Length
Thread size
Switch Function
Voltage
Number of switch points
Switching current
Carrying Current
Power Rating
Datasheet
LVFS-A-PP-PP-30-M08-A-L Polypropylene Polypropylene 30mm M8 NO 180VAC / DC Single 0.5A 1.25A 10W
LVFS-A-PP-PP-45-M08-A-L Polypropylene Polypropylene 45mm M8 NO 180VAC / DC Single 0.5A 1.25A 10W
LVFS-A-PA-PP-60-M08-A-L Polypropylene Polypropylene 60mm M8 NO 180VAC / DC Single 0.5A 1.25A 10W
LVFS-A-PP-PP-100-M08-B-L Polypropylene Polypropylene 100mm M8 NC 180VAC / DC Single 0.5A 1.25A 10W
LVFS-A-SS-NBR-150-M12-B-L Stainless Steel Nitrile Butadine Rubber 100mm M12 NC 180VAC / DC Single 0.5A 1.25A 10W
LVFS-A-SS-SS-200-M12-C-L Polypropylene Polypropylene 200mm M12 SPDT 180VAC / DC Single 0.5A 1.25A 10W
LVFS-A-SS-SS-100-M12-A-H Stainless Steel Stainless Steel 100mm M12 NO 1000VAC / DC Single 1A 2.5A 100W
LVFS-A-SS-SS-150-M12-A-H Stainless Steel Stainless Steel 150mm M12 SPDT 1000VAC / DC Single 1A 2.5A 100W
Ingress Protection IP67
Switch Function NO /NC / SPDT
Cable Length 300mm
Insulation Resistance ≥ 100 MΩ (@ 500 VDC)
Maximum Contact resistance 150 mΩ
Dielectric Strength 1500 VAC for low voltage, 2500 VAC for high voltage, (60 seconds)
Electrical life ≥ 1 x 10⁵ operations (Resistive Load)
Liquid density (recommended) ≥0.75g/cm³

Specifications subject to change without notice.