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Omron E3T-SL11M 2M Photoelectric Sensor
The Omron E3T-SL11M 2M Photoelectric Sensor is an ultracompact with built-in amplifier offering limited reflective detection and 5–15 mm sensing range using red LED (650 nm) light. Operating on 12–24 VDC , it provides NPN output with Light-ON operation and includes a 2 m pre-wired cable for reliable connection. Manufactured by Omron under the Omron Photoelectric Sensors range and the Omron E3T Series, this IP67-rated sensor ensures 1 ms response time, 20 mA current consumption, and stable detection of objects as small as 0.15 mm.
| Brand | Omron |
| Product Type | Photoelectric Sensor |
| Model Number | E3T-SL11M 2M |
Omron E3T-SL11M 2M Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Limitedreflective |
| Sensing Distance | 5 to 15 mm (50 × 50 mm white paper) |
| Standard Sensing Object | 0.15-mm dia. (sensing distance 10 mm) |
| Light Source | Red LED (650 nm) |
| Power Supply Voltage | 12 to 24 VDC , ripple (p-p) 10% max. |
| Output configuration | NPN |
| Connection Method | Pre-wired 2 M cable |
| Current Consumption | 20 mA max. |
| Control Output | Load power supply voltage: 26.4 VDC max. Load current: 50 mA max. (residual voltage: 2 V max. for load current of 10 to 50 mA, 1 V max. for load current of less than 10 mA) Open-collector output |
| Operation Mode | Light-ON |
| Response Time | Operate or reset: 1 ms max. |
| Indicators | Operation indicator (orange), Stability indicator (green) |
| Ambient Illumination | Incandescent lamp: 5,000 lx max., Sunlight: 10,000 lx max. |
| Ambient Temperature Range | Operating: −25 to 55°C Storage: −40 to 70°C (with no icing or condensation) |
| Ambient Humidity Range | Operating: 35% to 85% Storage: 35% to 95% (with no condensation) |
| Insulation Resistance | 20 MΩ min. at 500 VDC |
| Dielectric Strength | 1,000 VAC, 50/60 Hz for 1 min. |
| Vibration Resistance | 10 to 2,000 Hz, 1.5-mm double amplitude or 300 m/s2 for 0.5 hours each in X, Y, and Z directions |
| Shock Resistance | 1,000m/s2 3 times each in X, Y, and Z directions |
| Protection Circuits | Power supply and control output reverse polarity protection, Output short-circuit protection, Mutual interference prevention |
| Degree of Protection | IEC 60529 IP67 |
| Material | PBT (polybutylene terephthalate), Denatured polyarylate |
| Weight | Approx. 20 g |
The Omron E3T-SL11M 2M exemplifies Omron’s leadership in high-performance sensing technology for automation systems. As a top-tier Omron Reflective type Sensor, it provides stable detection of small objects using a precision red LED beam. Built to meet rigorous industrial demands, the E3T SL11M 2M is trusted by engineers for its accuracy, fast response, and compact size—delivering Omron’s global standard of quality.
With a sensing distance of 5 to 15 mm, the Omron E3T-SL11M 2M uses a limited-reflective method optimized for detecting white paper targets or tiny components as small as 0.15 mm diameter. Operating on 12 to 24 VDC, it supports NPN output and features Light-ON operation. It is IP67-rated with strong vibration and shock resistance, making it suitable for industrial use.
Applications of the E3T SL11M 2M include label edge detection, part presence checks, and component alignment in compact devices or high-speed production lines. Its PBT housing, integrated indicators, and reverse polarity protection make it a robust and precise Omron Reflective type Sensor. Industrial users rely on the Omron E3T-SL11M 2M to perform reliably in tight and demanding spaces.
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