Leuze Sensor DMU430B-6000/4TV-M12 Ultrasonic distance sensor

Description

The Leuze Sensor DMU430B-6000/4TV-M12 is a sophisticated ultrasonic distance sensor that combines extended range with versatile multi-functional output capability. It delivers precise, non-contact measurement up to 6000 mm, utilizing reliable ultrasonic technology unaffected by target material, color, or surface finish. The sensor is housed in a robust cylindrical body with IP67 protection, ensuring durability in challenging conditions. Its defining feature is the integrated capability to provide four independently programmable switching outputs in addition to an analog output, enabling complex control logic directly from a single sensor. With features like IO-Link communication, advanced temperature compensation, and robust signal evaluation, the DMU430B-6000/4TV-M12 is an ideal solution for multi-stage level monitoring, sophisticated positioning, and as a cost-effective alternative to installing multiple single-point sensors.

Specifications

Model: DMU430B-6000/4TV-M12
Technology: Ultrasonic (piezoelectric ceramic transducer)
Measuring Range: 200 mm to 6000 mm
Accuracy: Typically ±0.2% of measured value or ±5 mm (under stable environmental conditions)
Resolution: 0.1 mm (analog), 1 mm (switching)
Response Time: Configurable, typically from 80 ms
Outputs:
1x analog output (selectable: 0-10 V or 4-20 mA)
4x switching outputs (PNP, each independently configurable as NO/NC, with programmable hysteresis)
Communication: IO-Link (according to specification v1.1)
Connection: 5-pin M12 male connector (A-coded)
Housing: Nickel-plated brass
Protection Rating: IP67
Supply Voltage: 10-30 V DC
Operating Temperature: -25°C to +70°C
Acoustic Frequency: ~ 75 kHz
Beam Angle: Approximately 8°
Housing Dimensions: Ø 30 mm, length approx. 90.5 mm (excluding connector)

Features

Multi-Point Switching Logic (4 Switching Outputs): Allows a single sensor to monitor up to four independent fill levels, height zones, or position thresholds, drastically reducing system complexity and wiring.
IO-Link Smart Sensor Capability: Enables digital parameterization, real-time diagnostic data access, and seamless integration into Industry 4.0 networks for predictive maintenance and centralized configuration management.
High Precision & Long Range: Offers an optimal balance of a 6-meter range with high accuracy, suitable for both large-scale and precision-critical applications.
Enhanced Environmental Immunity: Features sophisticated algorithms for suppression of false echoes (e.g., from fixed installations) and comprehensive compensation for temperature and pressure variations.
Flexible Configuration: Easy setup via push-button teach-in, remote input, or software via IO-Link. Each switching point can be assigned individually for distance, window, or hysteresis mode.
Rugged Industrial Design: The metal housing and high IP rating ensure reliable operation in environments with dust, moisture, vibration, and occasional chemical exposure.

Applications

Multi-Stage Level Monitoring: Controlling fill levels in silos or tanks with multiple alarm points (e.g., low, medium, high, overfill).
Position Control & Sequencing: Monitoring the position of crane hooks, elevators, or lifting platforms with several defined stopping points.
Roll Diameter & Web Control: Measuring the decreasing diameter of large material rolls (paper, film, textile) and controlling processes at multiple diameter thresholds.
Parking Management & Vehicle Guidance: Detecting vehicle presence and position in automated parking systems or guiding AGVs (Automated Guided Vehicles) at specific bays.
Complex Object Handling: Differentiating between object heights or positions on a conveyor for sorting or robotic pick-and-place operations.