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Machine Features:
Wide Sensing Range:
Detects objects from 0.05 m up to 4 m depending on reflectivity.
High Repeatability (1 mm):
Ensures stable and precise positioning for conveyor measurement tasks.
Adjustable Frequency:
Supports 100 Hz or 1 kHz for flexible response speed requirements.
Excellent Ambient Light Resistance:
Immune to interference under < 4000 Lux lighting conditions.
Industrial-Grade Protection (IP65):
Resistant to dust, water, and harsh industrial environments.
Compact and Lightweight:
Only 7 g and small form factor for easy integration.
Flexible NPN/PNP Outputs:
Compatible with various automation and PLC control systems.
Products Specification:
| Item | Details |
| Model | BT04M |
| Measurement Range | 0.05–1.8 m (10% reflectivity) / 0.05–4 m (90% reflectivity) |
| Frequency | 100 Hz or 1 kHz (adjustable) |
| Repeatability | 1 mm |
| Ambient Light Immunity | < 4000 Lux |
| Central Wavelength | 650 nm (visible red light) |
| Photobiological Safety | Class 2 |
| Field of View (FOV) | 8 mm diameter @ 2 m |
| Supply Voltage | 9–30V DC |
| Peak Current | 100 mA |
| Average Current | 17 mA |
| Power Consumption | 0.4 W |
| Output Interface | NPN / PNP |
| Protection Level | IP65 |
| Dimensions | 33.1 × 20 × 11 mm |
| Weight | 7 g (without cable) |
| Operating Temperature | –20°C ~ +55°C |
| Cable Length | 2 m |
Products Pictures:




Machine Features:
Wide Sensing Range:
Detects objects from 0.05 m up to 4 m depending on reflectivity.
High Repeatability (1 mm):
Ensures stable and precise positioning for conveyor measurement tasks.
Adjustable Frequency:
Supports 100 Hz or 1 kHz for flexible response speed requirements.
Excellent Ambient Light Resistance:
Immune to interference under < 4000 Lux lighting conditions.
Industrial-Grade Protection (IP65):
Resistant to dust, water, and harsh industrial environments.
Compact and Lightweight:
Only 7 g and small form factor for easy integration.
Flexible NPN/PNP Outputs:
Compatible with various automation and PLC control systems.
Products Specification:
| Item | Details |
| Model | BT04M |
| Measurement Range | 0.05–1.8 m (10% reflectivity) / 0.05–4 m (90% reflectivity) |
| Frequency | 100 Hz or 1 kHz (adjustable) |
| Repeatability | 1 mm |
| Ambient Light Immunity | < 4000 Lux |
| Central Wavelength | 650 nm (visible red light) |
| Photobiological Safety | Class 2 |
| Field of View (FOV) | 8 mm diameter @ 2 m |
| Supply Voltage | 9–30V DC |
| Peak Current | 100 mA |
| Average Current | 17 mA |
| Power Consumption | 0.4 W |
| Output Interface | NPN / PNP |
| Protection Level | IP65 |
| Dimensions | 33.1 × 20 × 11 mm |
| Weight | 7 g (without cable) |
| Operating Temperature | –20°C ~ +55°C |
| Cable Length | 2 m |
Products Pictures:



