In most procurement cycles, F3SJ-A2255N20 is considered with Omron Photoelectric Sensor, Omron F3Sj B0625P25 and Omron Sensors, giving decision-makers confidence that theyβve chosen the most dependable component.
Omron F3SJ-A2255N20 Safety Light Curtain
The Omron F3SJ-A2255N20 Safety Light Curtain offers Hand protection with 20 mm dia. detection capability, a 15 mm beam gap, and 150 Beams providing a 2255 mm protective height. Using an Infrared LED light source and M12 Connector 8-pin connection, it operates on a 24 VDC power supply for stable, accurate, and consistent detection performance. Manufactured by Omron, part of the Omron Safety Light Curtain range, available under the Omron F3SJ Series.
| Brand | Omron |
| Product Type | Safety Light Curtain |
| Model Number | F3SJ-A2255N20 |
Omron F3SJ-A2255N20 Safety Light Curtain - Technical Specifications
| Specification | Value |
|---|---|
| Application | Hand protection |
| Object Resolution | Opaque objects |
| Detection capability | 20 mm dia. |
| Beam Gap | 15 mm |
| Number of Beams | 150 Beams |
| Protective Height | 2255 mm |
| Lens Size | 5 mm |
| Operating Range | 0.2 to 7 m |
| Connection method | M12 Connector 8-pin |
| Light source | Infrared LED (870 nm) |
| Startup waiting time | 2 s max. |
| Power Supply Voltage | 24 VDC Β±20% (ripple p-p10% max.) |
| Current Consumption | Emitter: 130 mA max.; Receiver: 111 mA max. |
| Safety Outputs (OSSD) | Two NPN transistor outputs Load current: 300 mA max. Residual voltage: 2 V max. Capacitive load: 2.2 Β΅F Leakage current: 2 mA max. |
| Auxiliary output (non-safety output) | One NPN transistor output Load current: 300 mA max. Residual voltage: 2 V max. Leakage current: 1 mA max. |
| Protective Circuit | Output short-circuit protection, and power supply reverse polarity protection |
| Insulation resistance | 20 MΞ© min. (at 500 VDC) |
| Ambient temperature | Operating: -10 to 55Β°C (no icing), Storage: -30 to 70Β°C |
| Ambient humidity | Operating: 35% to 85% (no condensation), Storage: 35% to 95% |
| Degree of Protection | IP65 (IEC 60529) |
| Materials | Case: Aluminum, Zinc diecast Front window: PMMA resin (acrylic) Caps: ABS resin Cable: Oil-resistant PVC |
The Omron F3SJ-A2255N20 is a F3SJ Safety Light Curtain designed for use in machine guarding, access protection, and point-of-operation safety around conveyors, presses, and automated lines. It is usually evaluated together with related models such as Omron F3SJ-A0995N30 (Hand/arm protection, 25 mm beam gap, 40 beams, 945 mm protective height, M12 Connector 8-pin), Omron F3SJ-A0767N14 (Finger protection, 9 mm beam gap, 84 beams, 767 mm protective height, M12 Connector 8-pin), and Omron F3SJ-A1120P55 (Leg/body protection, 50 mm beam gap, 45 beams, 1120 mm protective height, M12 Connector 8-pin) when engineers are matching safety light curtains to application risk levels and space constraints. Reviewing application type, beam gap, number of beams, protective height, and connection method makes it easier to select the right curtain for finger protection, hand detection, or body protection zones along the machine. The F3SJ-A2255N20 integrates cleanly with safety relays, controllers, and emergency circuits where a reliable Omron Safety Light.
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