Siemens FDA221 Cerberus PRO Aspirating Smoke Detector (ASD), up to 500 m²
A very early warning aspirating smoke detector with dual wavelength (blue and infrared) detection, for small business-critical rooms up to 500 m².
Dealer for SiemensSiemens FDA261 Cerberus PRO ASD+ Aspirating Smoke Detector, 2 Chambers, up to 3600 m²
A dual chamber ASD+ that combines two independent smoke aspiration systems in one device, for rooms up to 3600 m², or 2000 m² at Class A.
- Two independent aspiration systems in one unit
- Up to 3600 m², or 2000 m² at Class A
- ASD Connect app and cloud data transfer through a Siemens panel with gateway
- Detection chamber and aspirator can be replaced
- DC 19 to 30 V, 230 mA; IP30; 262 x 326 x 124 mm
- Siemens lists VdS and AFNOR
Standards and approvals: VdS, AFNOR
Specifications
Specifications
| Specification | FDA261 |
|---|---|
| Operating voltage | DC 19…30 V, 24 V |
| Operating current | 230 mA |
| Dimensions (W x H x D) | 262 x 326 x 124 mm |
| Sound level | High 43 dBA, Medium 38 dBA, Low 34 dBA |
| Relative humidity | 5…95 % (no moisture condensation) |
| Pipe length | 150 m (Single pipe, per airinlet) 800 m Entire pipe system |
| Air inlet pipe | Outer Ø 25 mm, Inner Ø 21 mm |
| Relay outputs | 3 alarm outputs: 2.0 A / DC 30 V, 1 fault relay: 2.0 A / DC 30 V |
| Alarm threshold | 0.004…20 %/m obs |
| Area coverage | Up to 3600 m² |
| Display | 4 status LED s |
| Communication protocol | FDnet/C-NET |
| Protection category | IP30 |
| Terminals | 0.2...2.5 mm² (30 - 12 AWG) |
Specifications as published by Siemens. Please confirm the exact model with us before ordering.
More Siemens Aspirating Smoke Detection
Siemens FDA241 Cerberus PRO Aspirating Smoke Detector (ASD), up to 800 m²
The larger-area version of the FDA221, a dual wavelength aspirating smoke detector for business-critical rooms up to 800 m².
Siemens FDA222 Cerberus PRO ASD+ Aspirating Smoke Detector, 1 Chamber, up to 1600 m²
A single chamber ASD+ aspirating detector for rooms up to 1600 m², or 800 m² at Class A, with app-based commissioning and replaceable modules.
Siemens FDA242 Cerberus PRO ASD+ Aspirating Smoke Detector, 1 Chamber, up to 3000 m²
A single chamber ASD+ aspirating detector for rooms up to 3000 m², or 1200 m² at Class A.
Siemens FDA262 Cerberus PRO ASD+ Aspirating Smoke Detector, 2 Chambers, up to 6700 m²
The largest-area ASD+ in this range: two independent aspiration systems in one device, for rooms up to 6700 m², or 3000 m² at Class A.
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