 | |  | |
| PartNumber | E3FB-RN21 | E3FB-RN12 2M | E3FB-RN11 2M |
| Description | Photoelectric Sensors Brass M18 Retro 4mAxNPNConn | Photoelectric Sensors Brass M18 Retro0.5mAxNPNpW | Optical Sensors Photoelectric Sensors Brass M18 Retro 4m AxNPNpW |
| Manufacturer | Omron | Omron | Omron Automation and Safety |
| Product Category | Photoelectric Sensors | Photoelectric Sensors | Optical Sensors - Photoelectric, Industrial |
| RoHS | N | N | - |
| Sensing Method | Retroreflective | Retroreflective | Retroreflective |
| Sensing Distance | 4 m | 500 mm | 3.937" ~ 157.48" (100mm ~ 4m) |
| Light Source | Red LED | Red LED | Red LED |
| Connection Method | M12 Connector | Cable | Cable |
| Output Configuration | NPN | NPN | NPN - Dark-ON/Light-ON - Selectable |
| Minimum Operating Temperature | - 25 C | - 25 C | - 25 C |
| Maximum Operating Temperature | + 55 C | + 55 C | + 55 C |
| Features | Cylindrical, Straight type, Metal housing | Cylindrical, Straight type, Metal housing | Cylindrical Straight type Metal housing |
| Length | 48 mm | 44 mm | 44 mm |
| Packaging | Bulk | - | Bulk |
| Series | E3FA/E3RA/E3FB/E3RB | E3FA/E3RA/E3FB/E3RB | E3FB |
| Width | 18.5 mm | 18.5 mm | 18.5 mm |
| Brand | Omron Automation and Safety | Omron Automation and Safety | - |
| Operating Supply Voltage | 30 V | 30 V | 30 V |
| Product Type | Photoelectric Sensors | Photoelectric Sensors | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Sensors | Sensors | - |
| Part # Aliases | E3FBRN21 | E3FBRN122M | - |
| Unit Weight | 0.705479 oz | 2.292808 oz | - |
| Operating Temperature | - | - | -25°C ~ 55°C |
| Ingress Protection | - | - | IEC IP67, IP69K |
| Voltage Supply | - | - | 10 V ~ 30 V |
| Adjustment Type | - | - | Single-Turn |
| Response Time | - | - | 0.5ms |
| Cable Length | - | - | 78.740" (2000.00mm) |