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| Part Number | E3S-R2B4 |
| Datasheet | E3S-R2B4 datasheet |
| Description | SENSOR RETROREFLECTIVE 2M PNP |
| Manufacturer | Omron Automation and Safety |
| Series | E3S-R |
| Part Status | Obsolete |
| Sensing Method | Retroreflective |
| Sensing Distance | 3.937" ~ 78.740" (100mm ~ 2m) ADJ |
| Voltage - Supply | 12V ~ 24V |
| Response Time | 1ms |
| Output Configuration | PNP - Dark-ON/Light-ON - Selectable |
| Connection Method | Cable |
| Ingress Protection | NEMA 1, 3, 4X, 6, 12; IEC 144 IP67 |
| Cable Length | - |
| Light Source | Infrared |
| Adjustment Type | Adjustable |
| Operating Temperature | -25°C ~ 55°C |