SKU: SENS-0089
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Meskernel LDJ-150 High Accuracy Phase Distance Sensor (LDJ Series Red Visible Laser) USB to RS485

₹13,569.00 (Inclusive of all taxes)
Out of Stock

The Meskernel LDJ-150 is a high-precision phase-shift laser distance sensor with a 150-meter range and ±3 mm accuracy, featuring a red visible laser for easy targeting. It offers USART, RS232, and RS485 interfaces for direct integration with industrial PLCs, SCADA systems, and embedded platforms like Arduino or Raspberry Pi via USB-to-serial converters.

Features

  • High-precision phase-shift laser ranging up to 150 meters with ±3 mm accuracy.
  • Dual measurement modes: single-shot and continuous measurement at a 3Hz frequency.
  • Multi-protocol serial interface (USART/RS232/RS485) for flexible industrial integration.
  • Class II red visible laser (610-690 nm, <1 mW) for safe, easy target alignment.
  • Robust operating temperature range from -40°C to +60°C for harsh environments.

Out of stock

Description

The LDJ-150 utilizes a phase-shift laser measurement principle to deliver highly accurate distance data over an extended 150-meter range. Its visible red laser spot simplifies target acquisition and alignment in field applications. The sensor outputs digital distance values via configurable serial protocols, making it compatible with a wide array of data acquisition systems and controllers.

Engineered for reliability in demanding conditions, the sensor operates across a -40°C to +60°C temperature range. Its compact, lightweight housing facilitates integration into mobile robotic platforms like AGVs and AMRs, as well as fixed installations for surveying, inventory management, and industrial automation.

Key Features

  • Phase-shift laser technology ensures high stability and repeatability in distance measurements.
  • Flexible communication via USART, RS232, or RS485 interfaces supports direct connection to PLCs and microcontrollers.
  • Compact and lightweight aluminum housing designed for easy mounting and system integration.
  • Wide operating temperature range ensures consistent performance in both indoor and outdoor environments.
  • Low-power Class II laser (<1 mW) provides a safe, visible targeting beam for precise alignment.
  • High-speed measurement capability with a 3Hz update rate for dynamic applications.

Applications

  • Autonomous mobile robot (AMR) and automated guided vehicle (AGV) navigation and obstacle detection.
  • Industrial inventory management and warehouse stock level monitoring.
  • Construction site surveying, excavation volume calculation, and structural deformation monitoring.
  • Precision agriculture for crop height monitoring and terrain mapping.
  • Security and perimeter intrusion detection systems.

Technical Specifications

Model SeriesLDJ-150
Measurement Range0.03 to 150 m
Accuracy±3 mm
Measurement Frequency3 Hz
Laser TypeRed Visible Laser (Phase-shift)
Laser Wavelength610 nm - 690 nm
Laser Power / Class<1 mW, Class II
InterfaceUSART / RS232 / RS485
Operating Temperature-40°C to +60°C
Power SupplyTypically 5V DC via USB or external source (consult datasheet)
Dimensions (Shipping)17 cm x 11 cm x 2 cm
Weight (Shipping)0.04 kg

Frequently Asked Questions

What communication protocols does the LDJ-150 sensor support?

The LDJ-150 supports multiple serial communication protocols, including USART (TTL), RS232, and RS485. The specific interface and baud rate are typically configurable via command strings, allowing direct connection to PLCs, industrial controllers, or microcontrollers using a USB-to-serial adapter for the RS485 interface mentioned in the product title.

What is the power supply requirement for the LDJ-150 sensor?

While the exact voltage is not listed in the provided specs, similar laser distance sensors typically operate on a 5V DC supply, often provided via the USB connection or an external power terminal. Always refer to the official manufacturer datasheet for the precise voltage range, current draw, and wiring pinout to ensure safe operation.

How do I interpret the laser class rating (Class II) for safety?

The LDJ-150 uses a Class II laser (<1 mW output power), which is considered low-risk. The visible red beam aids targeting but should not be stared into directly. Class II lasers are generally safe for incidental exposure, but standard laser safety practices apply: avoid direct eye exposure and do not aim the beam at reflective surfaces pointing towards people.

Can this sensor be used for continuous monitoring of moving objects?

Yes, the LDJ-150 supports a continuous measurement mode with a 3Hz update rate. This makes it suitable for tracking slow-moving objects, monitoring level changes, or providing real-time distance feedback in dynamic systems like mobile robots or conveyor belt applications, provided the target's speed is within the sensor's measurement cycle limits.

Package Includes

  • 1 x Meskernel LDJ-150 Laser Distance Sensor
  • 1 x USB to RS485 interface cable (inferred from title)

Additional Information

Weight 0.04 kg
Dimensions 11 × 17 × 2 cm