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DCL 571 Stainless Steel Probe with RS485 Modbus RTU

The DCL 571 Stainless Steel Probe with RS485 Interface is an advanced level measurement tool for industrial use. It utilises the Modbus RTU protocol for easy system integration. This robust probe is designed for challenging environments like wastewater and sludge, featuring a flush ceramic diaphragm for accuracy. Its slim 22 mm diameter allows for effortless installation in 1″ pipes or confined spaces, making it a compact and effective choice for level measurement.

DCL 571 Stainless Steel Probe Product Parameters

  • Pressure Ranges: 0.1 – 10 bar (gauge), 1.2 – 10 bar (absolute)
  • Output Signal: RS485 with Modbus RTU protocol
  • Accuracy: Standard ≤ ± 0.35% FSO; optional ≤ ± 0.25% FSO
  • Electrical Connections: Direct current VS = 9 – 32 VDC
  • Process Connections: Compatible with various media
  • Media Compatibility: Suitable for diverse industrial applications
  • Special Features: Drinking water certificate, adjustable units, IP 68 protection

Product Highlights

The DCL571 Pressure Transmitter is a versatile and reliable device designed for various applications. With a nominal pressure range from 0 … 1 mH2O up to 0 … 100 mH2O, it can effectively measure and transmit pressure readings. The transmitter’s output signal utilises RS485 with Modbus RTU protocol, ensuring seamless communication with other devices. Standing out with its compact diameter of 22 mm, the DCL571 offers excellent long-term stability, making it a dependable choice for wastewater applications. Additionally, it features a convenient reset function for ease of use. The transmitter comes with optional versions, including an accuracy of 0.25% FSO, different designs to cater to specific needs, and certifications for drinking water according to DVGW and KTW standards. It also offers flexibility with various cable and elastomer options, providing adaptability to different environments and requirements.


  • Water
    • Groundwater and level monitoring
  • Sewage
    • Wastewater treatment
    • Water recycling
  • Fuel and Oil
    • Tank battery
    • Biogas plants

To download the latest datasheet click here: DCL 571

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