Leuze GS04B/N.1-30-M8.3 Fork Sensor
The Leuze GS04B/N.1-30-M8.3 fork sensor detects 0.3 mm objects using red LED light across 30 mm fork width. This Leuze Fork Sensor operates on 10–30 V DC, uses a pulsed transmitted signal shape, and provides a light/dark switchable NPN output via an M8 3-pin connector. It belongs to the GS Series and features 5,000 Hz switching frequency, 100 µm hysteresis, and IP67 protection for industrial automation use.
| Brand | Leuze |
| Product Type | Fork Sensors |
| Product | GS04B/N.1-30-M8.3 |
Leuze GS04B/N.1-30-M8.3 Fork Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Series | 04B |
| Application | Detection of small parts |
| MTTF | 700.42 years |
| Light source | LED, Red |
| Wavelength | 660 nm |
| Laser class | - |
| Transmitted-signal shape | Pulsed |
| Minimum object diameter | 0.3 mm |
| Power Supply | 10 ... 30 V, DC |
| Open-circuit current | 0 ... 30 mA |
| Switching hysteresis | 100 µm |
| Number of digital switching outputs | 1 Piece(s) |
| Output Type | Digital switching output |
| Switching current, max. | 100 mA |
| Switching voltage | high: ≥(UB-2V) low: ≤ 2 V |
| Switching element | Transistor, NPN |
| Switching principle | Light/dark switchable |
| Switching frequency | 5,000 Hz |
| Response time | 0.1 ms |
| Number of connections | 1 Piece(s) |
| Connection Function | Signal OUT Voltage supply |
| Type of Connection | M8 Connector, 3 -pin |
| Design | Fork |
| Mouth width | 30 mm |
| Mouth depth | 35 mm |
| Dimension (W x H x L) | 10 mm x 50 mm x 60 mm |
| Housing material | Metal; Diecast zinc |
| Lens cover material | Glass |
| Housing color | Black, RAL 9005 |
| Type of fastening | Through-hole mounting |
| Number of LEDs | 1 Piece(s) |
| Ambient temperature | -25 ... 60 °C |
| Degree of protection | IP 67 |
| Net weight | 68 g |
The GS04B/N.1-30-M8.3 Leuze Pulsed Transmitted Shape Fork Sensor is a GS Series fork sensor designed for small-part detection in industrial automation. The GS04B/N.1-30-M8.3 uses red LED light at 660 nm, detects objects down to 0.3 mm, and delivers a digital NPN transistor output. Its pulsed transmitted signal shape supports stable detection in compact sensing environments.
The GS04B/N.1-30-M8.3 Leuze Pulsed Transmitted Shape Fork Sensor is commonly used in conveyors, packaging machines, compact assembly stations, and inspection systems. The 30 mm fork width allows precise positioning of small components, while the 5,000 Hz switching frequency ensures reliable detection at high speeds. Through-hole mounting and standardized M8 connectivity support consistent system integration.
The GS04B/N.1-30-M8.3 Fork Sensor from Leuze delivers dependable performance through defined hysteresis, fast response time, and durable metal housing. With IP67 protection, stable NPN switching behavior, and long service life, it supports continuous industrial operation. As part of the GS Series, this model aligns with Leuze reliability standards for structured automation applications.

