Hydrostatic level and depth sensor DCL 531i
for fuelfor waterfor oil

Hydrostatic level and depth sensor - DCL 531i - BD|SENSORS GmbH - for fuel / for water / for oil
Hydrostatic level and depth sensor - DCL 531i - BD|SENSORS GmbH - for fuel / for water / for oil
Hydrostatic level and depth sensor - DCL 531i - BD|SENSORS GmbH - for fuel / for water / for oil - image - 2
Hydrostatic level and depth sensor - DCL 531i - BD|SENSORS GmbH - for fuel / for water / for oil - image - 3
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Characteristics

Technology
hydrostatic
Medium
for fuel, for water, for oil
Interface
Modbus, RS-485
Other characteristics
with temperature measurement, high-precision, stainless steel, temperature-compensated
Level range

Max.: 250 m
(820'02" )

Min.: 0 m
(0'00" )

Process pressure

Max.: 24.52 bar
(355.58 psi)

Min.: 0 bar
(0 psi)

Description

Product overview
The DCL 531i is a stainless steel hydrostatic level probe delivering high accuracy (0.1 % FSO) and excellent thermal behaviour, suitable for precise level measurement in industrial and environmental applications. The probe uses an RS485 electrical interface with the Modbus RTU protocol for reliable communication in master–slave networks.

Features
  • Nominal pressure ranges: 0 ... 1 mH2O up to 0 ... 250 mH2O
  • Accuracy: 0.1 % FSO
  • Output signal: RS485 with Modbus RTU protocol
  • Transmission of pressure and temperature values
  • Diameter: Ø 26.5 mm
  • Excellent thermal behaviour and long-term stability
  • Reset function

Optional features
  • Drinking water certification (DVGW, KTW)
  • Various cable types
  • Different elastomer sealing materials

Areas of application
  • Environmental industry

Media
  • Water
  • Fuels and oils

Technical specifications
  • Model: DCL 531i
  • Sensor material: stainless steel
  • Measurement principle: hydrostatic level / pressure measurement
  • Nominal pressure ranges: 0 ... 1 mH2O to 0 ... 250 mH2O
  • Accuracy: 0.1 % FSO
  • Electrical interface: RS485 (Modbus RTU)
  • Measured values: pressure (level) and temperature
  • Probe diameter: Ø 26.5 mm
  • Functions: reset function
  • Optional certifications: DVGW / KTW for drinking water
  • Customization: choice of cable types and elastomer materials

Catalogs

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Exhibitions

Meet this supplier at the following exhibition(s):

All About automation
All About automation

10-11 Jun 2026 Straubing (Germany) Hall M - Stand 246

  • More information
    Hydrogen Technology World Expo
    Hydrogen Technology World Expo

    20-22 Oct 2026 Hamburg (Germany)

  • More information

    Other BD|SENSORS GmbH products

    Hydrostatic Level Probes / Submersible Probes

    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.