| Permissible operating temperature |
|
| OTC 410 |
-10 °C . . . +50 °C |
| OC 410 |
-10 °C . . . +50 °C |
| OT 400 |
-20 °C . . . +50 °C |
| O 400 |
-20 °C . . . +65 °C |
| T 400 |
-20 °C . . . +50 °C |
| Permissible relative humidity |
95% (non-condensing) |
| Permissible air speed |
20 m/s |
| Monitoring area |
|
| OTC 410, OC 410, OT 400, O 400 |
Max. 120 m2 (Heed local guidelines!) |
| T 400 |
Max. 40 m2 (Heed local guidelines!) |
| Maximum installation height |
16 m (Heed local guidelines!) |
| OTC 410, OC 410, OT 400, O 400 |
16 m (Heed local guidelines!) |
| T 400 |
7.5 m (Heed local guidelines!) |
| Response sensitivity |
|