This manual introduces the characteristics data of the IRA series of infrared sensors manufactured by Murata
This catalog presents Murata's IRA series pyroelectric infrared sensors, including dual‑type IRA‑E700, quad‑type IRA‑E900 and IRA‑E940ST1, and the temperature‑compensated IRA‑E420 series. Each series is described with typical specifications such as responsivity, field of view, supply voltage and operating temperature, as well as recommended applications like security, lighting and flame detection.
The document also contains handling and mounting cautions, test methods, reliability test procedures, and export control information. Detailed diagrams for Fresnel lens integration and typical application circuits are provided for designers integrating these sensors into products.
| Field of View (IRA‑E700) | 45° × 45° |
|---|---|
| Field of View (IRA‑E900) | 41° × 41° |
Yes, the IRA‑E420 series is designed for flame detection and gas detection.