/ Product catalogue / Air handling units / Electrical accessories / Sensors / Humidity sensors / IRSE / IRSI 1.5 / IRSE / IRSI 1.5| Unit of measurement | IRSE / IRSI 1.5 | |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50 |
| Weight | kg | 0.4 |
| Ambient air temperature min | °С | 1 |
| Ambient air temperature max | °С | 45 |
| Ingress protection rating | - | IP30 |
