

| Part Number | EX-21A |
| Datasheet | EX-21A datasheet |
| Description | SENSOR THROUGH-BEAM 100CM NPN |
| Manufacturer | Panasonic Industrial Automation Sales |
| Series | EX-20 |
| Part Status | Active |
| Sensing Method | Through-Beam |
| Sensing Distance | 39.4" (100cm) 3.3' |
| Voltage - Supply | 12V ~ 24V |
| Response Time | 500µs |
| Output Configuration | NPN - Open Collector/Light-ON |
| Connection Method | Cable |
| Ingress Protection | IP67 |
| Cable Length | 78.74" (2m) |
| Light Source | Red LED |
| Adjustment Type | - |
| Operating Temperature | -25°C ~ 55°C |