LMP305 Borehole Level Transmitter

LMP305 Borehole Level Transmitter
KL1 Cable Junction Box

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Submersible stainless steel pressure transmitter ideal for geotechnical surveying with a 19mm diameter for measuring hydrostatic water level in bore-holes. This small diameter level sensor has level ranges from 1 up to 250 metres water column and a 4-20mA current loop output signal.

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Product Parameters

Hydrostatic Level Ranges: from 1 up to 250mH2Og

Accuracy:  ±0.35 > 4mH2O, ±0.5% < 4mH2O

Output Signal: 4 to 20mA current loop

Electrical Connections: PUR, PVC or FEP vented cable sealed to IP68

Pressure Connection: Removable protection cone 

Media Compatibility: Stainless steel 316Ti housing, stainless steel 316L diaphragm

Dimensions: 19mm diameter

Weight: 100 g

Special Features: Small diameter, low ranges

Special Options: Aluminium cable termination box with PT100 transmitter and/or over-voltage protection


Product Description

The LMP 305 bore-hole level sensor has a 316 stainless steel body with IP68 sealing for permanent immersion in water. The sensing element is a miniature silicon chip diaphragm which is mounted inside an oil filled capsule to provide a narrow size with enhanced accuracy & sensitivity performance.


Delivery Time

3-4 weeks plus dispatch time


Related Products

Accessories for liquid level sensors

Other small diameter borehole level sensors

Submersible liquid level loggers


Download Product Information

LMP305 Data Sheet LMP305 Data Sheet

Cable Termination Box data sheet Cable Termination Box data sheet

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  • Pressure Conversion

    Converts to

  • IP Ratings Explained

    I P

    First Digit (Solids)
    No protection

    Second Digit (Liquids)
    No protection

  • Temperature Conversion

    Converts to


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