Keyence LR-TB2000 Self-Contained TOF Laser Sensor
The LR-TB2000 is a versatile, long-range TOF (Time of Flight) laser sensor, designed for accurate object detection, positioning, and industrial automation applications. Featuring a detection range of 60 to 2000 mm, fast response times, and a rugged IP67 zinc die-cast housing, it offers high reliability, flexible control output, and stable sensing even in harsh manufacturing environments.
Technical Specifications
Model: LRTB2000
Type: Cable Type
Optical & Detection Specifications
- Detectable Distance: 60 to 2000 mm ¹
- Spot Diameter: Approx. 4 mm
- Light Source: Red Laser (660 nm)
- Laser Classification:
- IEC 60825-1: Class 2
- FDA (CDRH) Part 1040.10: Class II ²
- Mutual Interference Prevention: Up to 4 units (when using interference prevention function)
Timer & Response Time
- Timer Functions: OFF Delay, ON Delay, One-Shot
- Selectable Response Time:
- 1 ms
- 10 ms
- 25 ms
- 100 ms
- 1000 ms
I/O & Control Output
- Control Output Type: NPN or PNP Open Collector (Selectable)
- Max Output: 30 VDC, 50 mA Max
- Residual Voltage: 2 V or Less
- N.O. / N.C. Selectable ³⁴*
- External Input:
- Switchable Between Transmission OFF, Teaching, and Reference Surface Update
- Short-Circuit Current: 1 mA or Less
- (See wiring manual for input times and voltage specs)
- Analog Output: Not Supported
Protection & Safety Features
- Reverse Power Connection Protection
- Power Supply Surge Protection
- Output Overcurrent Protection
- Reverse Output Connection Protection
- Output Surge Protection
Power & Electrical Specifications
- Power Voltage: 20 to 30 VDC (±10% ripple P-P, Class 2 or LPS)
- Current Consumption:
- 45 mA or Less (Without Load) ⁶
- 145 mA or Less (With Load)
Environmental Resistance
- Enclosure Rating: IP65 / IP67 (IEC 60529)
- Ambient Light Resistance: Up to 100,000 lux (Incandescent or Sunlight)
- Operating Temperature: -20°C to +55°C (No Freezing)
- Relative Humidity: 35% to 85% RH (No Condensation)
- Vibration Resistance: 10 to 55 Hz, Double Amplitude 1.5 mm, 2 Hours in X, Y, Z
- Shock Resistance: 1,000 m/s², 6 Times in Each of the X, Y, and Z Directions
Material & Construction
- Case: Zinc Die-Cast (Nickel Chrome Plating)
- Indicator Cover & Buttons: PES
- Lens Cover & Display: PMMA (Scratch-Resistant Coating)
- Cable Bushing: PBT
- Cable: PVC
- Weight: Approx. 125 g (Including Cable)
- Included Accessories: Instruction Manual, Laser Warning & Explanation Labels
Key Features & Benefits:
✅ Extended Detection Range: 60 to 2000 mm for long-range object detection.
✅ Highly Configurable: Multiple response times and adjustable control outputs.
✅ Industrial-Grade Durability: IP67-rated with rugged zinc die-cast construction.
✅ Flexible I/O Support: NPN/PNP selectable control output with multiple input options.
✅ Easy Installation & Configuration: Includes teaching and reference surface update functions.
📦 Order Today for Fast UK & Europe Delivery!
At Drive Outlet Megastore, we offer the best LR-TB2000 prices, with same-day and next-day shipping across the UK & Europe.
For more information about the Keyence LR-TB2000, or assistance in selecting the right product for your needs, contact Drive Outlet Megastore.
Our knowledgeable team is here to provide expert guidance and ensure you find the perfect solution for your application.

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