Leuze GSL08B/1.1-120-M8.3 Fork Sensor
The Leuze GSL08B/1.1-120-M8.3 fork sensor detects 0.1 mm objects using red laser light across a 120 mm opening precisely. This Leuze Fork Sensor operates on 10–30 V DC, supports a push-pull transistor output rated at 100 mA, and provides IO-Link with light/dark switching via an M8 3-pin connector. It belongs to the GS Series and features 20 µm switching hysteresis, a 0.1 ms response time, and IP67 protection.
| Brand | Leuze |
| Product Type | Fork Sensors |
| Product | GSL08B/1.1-120-M8.3 |
Leuze GSL08B/1.1-120-M8.3 Fork Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Series | 08B |
| Application | Detection of small parts |
| MTTF | 547.3 years |
| Light source | Laser, Red |
| Wavelength | 655 nm |
| Laser class | 1, IEC/EN 60825-1:2007 |
| Transmitted-signal shape | Pulsed |
| Minimum object diameter | 0.1 mm |
| Power Supply | 10 ... 30 V, DC |
| Open-circuit current | 0 ... 30 mA |
| Switching hysteresis | 20 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, Push-pull |
| Switching principle | IO-Link / light switching (NPN) / dark switching (PNP) |
| 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 | 120 mm |
| Mouth depth | 60 mm |
| Dimension (W x H x L) | 12 mm x 144 mm x 90 mm |
| Housing material | Stainless steel; V4A |
| Lens cover material | Glass |
| Housing color | Silver |
| Type of fastening | Through-hole mounting |
| Number of LEDs | 1 Piece(s) |
| Ambient temperature | -25 ... 60 °C |
| Degree of protection | IP 67 |
| Net weight | 300 g |
The GSL08B/1.1-120-M8.3 Leuze 0.1 mm Diameter Fork Sensor is a GS Series fork sensor designed for high-precision industrial automation tasks. The GSL08B/1.1-120-M8.3 Leuze 0.1 mm Diameter Fork Sensor uses 655 nm red laser light, detects objects down to 0.1 mm diameter, and delivers a push-pull digital output suitable for IO-Link-enabled systems.
The GSL08B/1.1-120-M8.3 Leuze 0.1 mm Diameter Fork Sensor is applied in packaging lines, conveyor monitoring, automated assembly, and fine-part detection processes. Its wide fork geometry supports stable mechanical integration, while the 5,000 Hz switching frequency ensures consistent signal output in dynamic industrial environments.
The GSL08B/1.1-120-M8.3 Fork Sensor from Leuze is engineered for dependable operation under industrial conditions. With IP67 protection, stainless steel housing, and controlled hysteresis, it maintains reliable detection performance. As part of the GS Series, this model reflects Leuze standards for precision fork sensor applications.

