Product Description

The Keyence LJ-G5001 is a high-precision 2D laser displacement sensor controller designed for advanced measurement applications. It supports up to two sensor heads, offering versatile measurement capabilities. The controller provides analog voltage outputs of ±10 V, facilitating integration into various systems. It also features multiple input and output terminals, including NPN open-collector outputs for judgment and error signals. The LJ-G5001 is equipped with interfaces such as RS-232C, USB 2.0 Hi-Speed, and Ethernet 100BASE-TX/10BASE-T, ensuring seamless connectivity. With a power supply requirement of 24 VDC ±10% and a current consumption of 800 mA or less with one sensor head, it operates efficiently within an ambient temperature range of 0 to +50°C and relative humidity of 35% to 85% RH (no condensation). The controller is housed in a compact enclosure weighing approximately 1,050 g, making it suitable for various industrial applications.​

Technical Specifications

• Model: LJ-G5001
• Sensor Head Compatibility: Supports up to 2 units
• Display:
• Minimum Display Unit: 0.1 µm (with LJ-G015 or LJ-G015K connected); 1 µm with other sensor heads
• Maximum Display Range: ±99,999.9 mm, ±999,999 mm², ±99,999.9°
• Input Terminals:
• Laser Remote Interlock Input: Non-voltage input
• Trigger Input: For sensor head A, non-voltage input
• Timing 1 Input: Non-voltage input
• Auto-zero 1 Input: Non-voltage input
• Reset Input: Non-voltage input
• Output Terminals:
• Analog Voltage Output: ±10 V × 2 outputs, output impedance: 100 Ω
• Total Judgment Output: NPN open-collector output
• Error Output: NPN open-collector output (N.C.)
• Process Output: NPN open-collector output
• Trigger Input Enable Output: For sensor head A, NPN open-collector output
• Adjusted Error Output: NPN open-collector output
• Expansion Connector:
• Timing 2 Input: Non-voltage input
• Auto-zero 2 Input: Non-voltage input
• Trigger Input: For sensor head B, non-voltage input
• Program Switching Input: Non-voltage input, 4 inputs
• Memory Card Save Input: Non-voltage input
• Laser-Off Input: For sensor head A/B, non-voltage input
• Judgment/Binary Output:
• 3-Level Judgment Output: OUT1 to OUT8, total judgment output
• Binary Output: OUT1 to OUT8 measured data output (21 bits), NPN open-collector output
• Strobe Output: NPN open-collector output
• Trigger Input Enable Output: For sensor head B, NPN open-collector output
• Adjusted Error Output: NPN open-collector output
• Analog RGB Monitor Output: SVGA (800 × 600 pixels)
• Interfaces:
• RS-232C Interface: Measured data output and control input/output (Maximum baud rate: 115,200 bps, selectable)
• USB Interface: Supports USB 2.0 Hi-Speed (compatible with USB 1.1 Full-Speed)
• Ethernet Interface: 100BASE-TX/10BASE-T
• Memory Card: Compatible with NR-M1G (1 GB, with FAT32)
• Major Functions:
• Sensor heads calculation, profile adjustment, filter, smoothing, averaging, position adjustment, OUT name change, measurement mode selection (height, position, gap, width, center position, section area, intersection, angle, profile comparison, profile tracking), scaling, average, measurement, measured value alarm, tolerance setting, auto-zero, storage (data/profile), memory card saving, program memory, trigger mode change, mutual interference prevention, measuring range change, calibration, laser light adjustment, sampling time setting, mask, profile alarm setting, inclination adjustment, height adjustment, display language switch, setting support software connection, trigger pitch/measuring time display, etc.
• Power Supply:
• Voltage: 24 VDC ±10%
• Ripple (P-P): 10% or less
• Current Consumption: 800 mA or less with 1 sensor head; 1 A or less with two sensor heads
• Environmental Resistance:
• Ambient Temperature: 0 to +50°C
• Relative Humidity: 35% to 85% RH (No condensation)
• Weight: Approx. 1,050 g​