Procurement managers rarely finalize IRSD-20-G3-B4 without reviewing Di Soric Irdbd 6 Psok Ibs, Di Soric Magnetic Sensors and Di Soric Ultrasonic Proximity Sensors, ensuring that the chosen component meets budget, compliance, and delivery conditions.
Di-soric IRSD-20-G3-B4 Proximity Sensor
The Di-soric IRSD-20-G3-B4 Proximity Sensor offers design, Push-pull/PNP/NPN, 100 mA, NO/NC, switchable output, andConnector, M12, 4-pin, A-coded connection. Manufactured by Di-soric under the Di-soric Proximity Sensor category, this model belongs to the IRSD Series.

| Brand | Di-soric |
| Product Type | Proximity Sensor |
| Model Number | IRSD-20-G3-B4 |
Di-soric IRSD-20-G3-B4 Proximity Sensor - Technical Specifications
| Specification | Value |
|---|---|
| Product series | IRSD-StaticDynamic |
| Operating principle | Dynamic/static switchable (IO-Link / PIN 2) |
| Service voltage | 10 … 30 V DC |
| No-load current (max.) | 30 mA |
| Insulation voltage endurance | 1000 V |
| Housing material | Plastic (PA) |
| Protection class | III, operation on protective low voltage |
| Approvals | UL |
| Switching output | Push-pull/PNP/NPN, 100 mA, NO/NC, switchable |
| Voltage drop (max.) | 2 V |
| Pulse stretching | adjustable |
| Speed of parts (max.) | 35 m/s |
| Shock/vibration load | 30 g, 11 ms / 10 … 55 Hz, 1.0 mm |
| Ambient temperature during operation | -25 … +70 °C |
| Protection type | IP 67 |
| Connection | Connector, M12, 4-pin, A-coded |
| Connection cable | VK … |
| Speed of parts (min.) | 0.1 m/s (dynamic) |
| Internal diameter | 20.1 mm |
| Material | POM (Ring) |
| Interface | IO-Link |
| Resolution | Ø 1.0 mm (dynamic), Ø 2.5 mm (static) |
| Sensitivity adjustment | IO-Link |
| Readiness delay (max.) | 300 ms |
| Permissible relative humidity | < 95% (+25°C) / < 90% (+40°C), non-condensing (increased humidity affects the sensor nominal resolution) |




