The Siemens SITRANS LH100 Probe Level Hydrostatic Pressure Transmitter is a compact and reliable submersible hydrostatic level measurement device designed for continuous liquid level monitoring. It is ideal for applications such as wells, basins, canals, dams, and open vessels.

Using a ceramic measuring cell and stainless steel housing, the SITRANS LH100 delivers stable level measurement performance in demanding environments. The transmitter provides a standard 4–20 mA two-wire output and features an IP68-rated submersible design with a vented cable for pressure compensation.

The SITRANS LH100 is suitable for water and wastewater applications where reliable hydrostatic pressure measurement is required, including groundwater monitoring and liquid storage systems.

Key Features

• Hydrostatic pressure-based level measurement
• Submersible probe design for continuous level monitoring
• Ceramic measuring cell for reliable performance
• Stainless steel 316L housing construction
• 4–20 mA two-wire output signal
• IP68 protection for submerged installation
• Typical accuracy up to 0.3% of full scale
• Measuring ranges from 0–3 mH₂O to 0–20 mH₂O (standard options)
• Vented cable with humidity filter for stable operation
• Optional ATEX / IEC Ex versions available
  

Applications

• Drinking water wells
• Wastewater treatment plants
• Water storage tanks
• Open channels and canals
• Reservoir and dam monitoring
• Groundwater measurement
• Irrigation systems
• Ship and marine applications
  

Selection Notes

Before selecting the Siemens SITRANS LH100 Hydrostatic Level Transmitter, consider:

• Required measuring range and liquid height
• Medium characteristics and material compatibility
• Cable length requirements
• Installation depth and environmental conditions
• Required explosion protection certification
• Need for drinking water approval

Correct configuration ensures accurate and long-term reliable liquid level monitoring.

FAQ

Q1: What is Siemens SITRANS LH100 used for?
SITRANS LH100 is designed for continuous hydrostatic level measurement in wells, tanks, canals, dams, and open vessels.

Q2: How does SITRANS LH100 measure level?
The transmitter measures the hydrostatic pressure created by the liquid column and converts it into a proportional 4–20 mA output signal.

Q3: Is SITRANS LH100 suitable for outdoor installation?
Yes. With IP68 protection, stainless steel construction, and a vented cable design, it is suitable for submerged and outdoor environments.