DT500-A511 SICK Long Range Distance Sensor Head - Buy Today

Engineering Overview & Measurement Principle

The DT500-A511 SICK long range distance sensor engineered for the DT500 series delivers precise non-contact linear measurement across extended industrial ranges. Utilizing visible red laser technology, this robust aluminum die-cast unit captures natural object profiles up to 70 meters with exceptional repeatability.

Technical Parameters & Performance Specifications

Mechanical Installation & Physical Dimensions

• Housing Construction: Rugged metal housing made of die-cast aluminum with a protective glass window.
• Physical Dimensions: 69 mmx 50 mmx 153mm
• Module Weight: Approximately 1,000 g.
• Connection Type: Integrated male connector with reverse-polarity protection.

Diagnostic & Interface Capabilities

• Analog Output: Single configurable current output supporting 0mA to 20 mA or 4 mA to 20 mA.
• Multifunctional Input: PNP digital input supporting external control functions.
• Laser-Off Function: Dedicated laser-off input triggered at greater than 12 V for system interlocks.
• Environmental Resilience: High ambient light immunity up to ≤3,000 lx and built-in temperature drift compensation 0.05mm/K.

Global Logistics & Service Terms

Target Equipment & Industrial Applications

• Crane positioning and high-bay warehouse stacker crane tracking systems.
• Large-scale material handling conveyor length and position measurement.
• Automated guided vehicle (AGV) long-distance alignment monitoring.
• Metallurgical plant slab and coil distance detection in harsh thermal zones.

Global PLC Spare HUB's Insight

Industrial measurement engineers often struggle with target surface reflectivity variations affecting distance calculation stability over long spans. Our field experience shows that aligning the DT500-A511 SICK sensor perpendicular to low-remission targets prevents angular dispersion errors. For example, a heavy logistics warehouse utilizing stacker cranes integrated this distance sensor to track vertical mast elevation, successfully resolving position drift issues and maintaining millimeter-level repeatability under continuous high-speed movement.

Frequently Asked Questions

Question: How does target surface remission impact the maximum measurable operating distance?

Answer: Targets with a 90% remission factor allow full measurement up to 70 meters, whereas darker surfaces with a 6% remission factor limit reliable range to 30 meters.

Question: What precautions are necessary when operating the sensor in ambient temperatures exceeding +45 °C?

Answer: You must install an optional cooling case, which extends the maximum operational temperature threshold up to +75 °C.

Question: Can the analog output span be adjusted to filter out low-end noise during signal transmission?

Answer: Yes, you can configure the analog output between $0\text{ mA}$ to $20\text{ mA}$ or standard $4\text{ mA}$ to $20\text{ mA}$ depending on your control system requirements.

Question: What is the purpose of the dedicated laser-off input signal?

Answer: The laser-off input disables the emitting diode when voltage exceeds 12 V, allowing operators to secure maintenance zones safely without powering down the entire electronics rack.

Question: What delivery speeds and shipping carriers do you use for urgent plant replacement parts?

Answer: We dispatch all available inventory within 24 to 48 hours utilizing trusted global couriers including FedEx, UPS, and DHL.

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