Key Selling Points
- Superior Precision
- ±150μm repeatability within 400mm range
- Temperature compensation (±0.05% F.S./°C) for stable performance
- Industrial Durability
- IP67 waterproof housing (IEC 60529)
- Withstands 50G shocks & 55Hz vibrations
- Flexible Connectivity
- Switch between Modbus RTU protocol, analog voltage, or current output
- 2M/5M cable options for flexible installation
- Safety Certified
- ESD protection (8kV air discharge)
- EFT immunity (2kV power/1kV signal ports)
- Plug-and-Play Operation
- 100/200/1000Hz adjustable sampling rate
- IO ports for laser control/status monitoring
Target Applications
- Automotive Assembly: Gap detection & part positioning
- Packaging Machinery: Material level monitoring
- Robotics: Collision avoidance & precision alignment
- Semiconductor: Wafer handling systems
Technical Specifications
| Model | SF-NFWGD-C400(P)-□-△ |
| Reference Distance (RF) | 400mm |
| Measurement Range | ±200mm |
| Light Source | |
| – Wavelength | 655nm |
| – Laser Class | Class 2 |
| – Laser Output Power | 1mW |
| Spot Diameter (Spot Size) | 500μm |
| Repeatability | 150μm (Measurement distance 200mm-400mm) |
| 400μm (Measurement distance 400mm-600mm) | |
| Linearity | ±0.2% F.S. (Measurement distance 200mm-400mm) |
| ±0.3% F.S. (Measurement distance 400mm-600mm) | |
| Temperature Characteristics | ±0.05% F.S./℃ |
| Sampling Frequency (Hz) | 100/200/1000Hz (3 selectable levels) |
| Input/Output | |
| – Communication Port | 1 RS485 (supports ModbusRTU) |
| – Analog Output | 1 analog output, analog voltage (0 |
| Analog voltage or current cannot be switched | |
| – IO Input | 1 input, supports laser off, teaching, trigger, zero reset, etc. |
| – IO Output | 1 output, status indication |
| Power Supply Voltage | DC12~24V ±10% |
| Current Consumption | Below 60mA (at DC12V), Below 40mA (at DC24V) |
| Operating Temperature | -10～50°C |
| Storage Temperature | -20～60°C |
| Operating Humidity | 35%～85% RH, no condensation, no frost |
| ESD Protection | Contact discharge 4kV, air discharge 8kV, complies with IEC61000-4-2 |
| EFT Protection | Power port 2kV/5 or 100kHz, signal port 1kV/5 or 100kHz, complies with IEC61000-4-4 |
| Shock | 500m/s² (approx. 50G), 3 times each in X, Y, Z directions |
| Vibration | 10~55Hz, double amplitude 1.5mm, 2 hours each in X, Y, Z directions |
| IP Rating | IP67, complies with IEC 60529 |
| Dimensions (mm) | 37×25×20 |
| Weight (g) | 86 (including 2m cable) |
Notes:
- (P): Default open-collector NPN type, optional P collector PNP type
- □: Optional 485 (RS485 communication type), V (voltage type), or A (current type)
- △: Optional cable length 2M or 5M
Compliance & Certifications
- EMC: Passes IEC 61000-4-2 (ESD) & 61000-4-4 (EFT)
- Safety: Class 2 Laser (EN 60825-1 certified)
- Environmental: IP67 dust/water protection
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