Self-monitoring detectors for the C-NET line with ASAplus technology, Smoke Entry Supervision, and DFTtechnology — for new installations and seamless modernization of Cerberus PRO.
Technical Specifications
| OH731 / OH731-S | Multi-sensor (1 optical + 2 thermal), -S with Smoke Entry Supervision |
| OOH751 / OOH751-S | ASAplus multi-criteria (4 optical + 2 thermal), -S with Smoke Entry Supervision |
| Operating voltage | DC 12…33 V |
| Operating current at DC 32 V | OH731/-S: 110 µA; OOH751/-S: 115 µA |
| Communication | C-NET, FS720 compatibility (IP6…IP8 via Mimic mode) |
| Operating temperature | OH731/-S: -10…+60 °C; OOH751/-S: -35…+70 °C |
| Protection class (IEC 60529) | IP43 (IP44 with FDB293/FDB295/FDBZ2901 accessories) |
| Standards | EN 54-5, EN 54-7, EN 54-17, EN 54-29 |
Key Features
- Smoke Entry Supervision — Cover Detection + Grid Supervision for reliable smoke access to the chamber
- DFTtechnology — non-disruptive test, visible in Building X Fire Apps
- FDB2901 base adapter for seamless modernization on existing bases
- Mimic mode — backward compatibility with ≤IP8 panels, no firmware change needed
- EcoTech certification — 42% smaller PCB, 26% fewer electronic components, 20% less plastic
Variants
| Model | Type | Stock No. |
|---|---|---|
| OH731 | Multi-sensor detector | S54315-F42-A1 |
| OH731-S | Multi-sensor detector (SES) | S54315-F43-A1 |
| OOH751 | Multi-criteria detector | S54315-F50-A1 |
| OOH751-S | Multi-criteria detector (SES) | S54315-F51-A1 |
Applications
office buildings
hospitals
data centers
hotels
clean rooms
ventilation systems