For areas having high levels of dirt or temperature fluctuation that may lead to false activating with smoke detectors.
Selectable detection behavior by two parameter sets: parameter set 1 (A2S) and parameter set 2 (B).
| Attribute | Value |
| Standard | EN 54-7 |
| Operating voltage | DC 16...28 V |
| Operating temperature | -10...+50 °C |
| Protection category | IP40 IP42 with detector base seal RS720 IP44 when used with BA721 |
| Storage temperature | -30...+70 °C |
| Relative humidity | ≤96 % rel. |
| Dimensions (Ø x H) | 117 x 62 mm (incl. base) |
| Quiescent current | Max. 100 μA |
| Color | ~RAL 9010, Pure white |
| Communication protocol | Collective / Conventional |
| Accessories | RS720 Detector base seal , BA720 Base attachment , BA721 Base attachment wet , LP720 Detector locking device , FDBZ291 Designation plate , DBZ1190-AA Micro terminal , 0.5 mm2, 4-pole , DBZ1190-AB Connection terminal , 2.5 mm2, 3-pole |

