Water Tank Level and Temperature Sensor | LMP307T

Fully Submersible, Measures Water Level and Temperature
Water Tank Level And Temperature Sensor LMP307
  • Conformité Européene (CE) Logo
  • Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH) Compliance Logo
  • Restriction of Hazardous Substances (RoHS) Compliance Logo
  • UL US Standards Logo
  • DVGW German potable water quality standard
Typical Lead Time
5 weeks
Prices From
£994
(excl. VAT)
Accelerated delivery available
Quantity, OEM & educational discounts

At a Glance

  • 26.5mm Diameter
  • Ranges: 0-1mH20 up to 0-250mH20
  • Small Thermal Effect
  • Output: 4-20mA
  • IP68 Fully Submersible
  • Accuracy: <0.25% / <0.35%/FSO
  • Temperature ranges: 0-30°C, 0-50°C and 0-70°C
  • Measures Fluid Level and Temperature
  • Very Compact Only 26.5mm Diameter 
  • Ideal for Drinking Water Systems, Rain Water Monitoring, Pump and Booster Stations
  • Fully Submersible for Long-Term Immersion
  • Excellent Long-Term Stability
  • Drinking Water Certificate Optional

Description

The LMP307T water tank level and temperature sensor is only 26.5mm in diameter, making it perfect for water tank level measurements in water treatment and recycling plants. It is designed specifically for use in water and clean or lightly polluted fluids. The LMP307T will also measure the water temperature. Chose from one of three available temperature ranges; 0-30°C, 0-50°C or 0-70°C. The transmitter provides separate output signals for pressure and temperature, using a 2-wire configuration that outputs a 4-20 mA signal for both parameters.

It is constructed of high-quality stainless steel 1.4404 (316L) offering good long term stability. Optional versions include a drinking water certificate according to DVGW and KTW, different cable and elastomer options. This transmitter delivers reliable and precise measurements, catering to various requirements and providing flexibility in different environments.

The water tank level sensor is also ideal for:

  • Measuring the temperature of the water/liquid it is submersed in
  • Drinking Water Systems (drinking water certificate to DVGW & KTW optional)
  • Ground Level Water Measurements
  • Rain Spillway Basins
  • Pump & Booster Stations
  • Water Level Measurement in Containers
  • Water Treatment & Water Recycling Plants

In the context of fuel and oil, the LMP307T is particularly valuable for tank farms, where it is essential to monitor the level and temperature of stored fuels and oils. Accurate measurement in these environments helps prevent overfilling, ensures optimal storage conditions, and supports inventory management. The transmitter’s robust design allows it to operate reliably in potentially harsh conditions, providing operators with real-time data to maintain efficiency.

If you require a level sensor with an even smaller diameter, try our borehole water level sensor at Ø19mm.

Technical Specifications

Product Dimensions

A schematic drawing of the LMP307T showing its dimensions

Dimensions are given in mm and in.

V16.12.2025

Last updated: 30th April 2026

Due to our policy on ongoing development, dimensions and specifications may change without notice.

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