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HOHNER DLS-001 Series Mud Flow Return Sensor / Encoder
Oil and gas drilling
• Mud logging systems
• Flow feedback and level control
• Hazardous zones with ATEX & IECEx certification
The HOHNER DLS-001 is a stainless steel paddle-type mud flow return sensor. It features a 4–20 mA analog output and is certified for Zone 0 Ex ia IIC. It offers 256 steps of resolution across a 90° paddle movement. When the paddle is vertical, output is 4 mA; when horizontal, it reaches 20 mA. Available with small, medium, or large paddles for various pipe diameters.
Output Signal: 4–20 mA (2-wire loop)
• Resolution: 8-bit absolute (256 steps / 90°)
• Protection Class: IP66 / IPX7
• Certifications: ATEX, IECEx, CSA, GOST
• Operating Temperature: –20 °C to +60 °C
• Material: All components stainless steel
• Pressure Rating: 5 bar
• Weight: 12 kg
• Connection: Cable, optional wireless or connector