- Use in ventilation systems where air velocity is between 1.5 m / s and 20 m / s
- An optional Relay Board can be installed for activation of fans, door controls or external display devices.
- A chamber in the frosted cover allows observing the alarm LED of the integrated FAD-O420 Detector
- Control to prevent the cover from being removed without permission
BOSCH FAD-420-HS-EN Channel Smoke Detector
Description
| Operating voltage | 24 V DC (15… 33 V DC) |
| Maximum current consumption | Approx.0.5 mA (approx.0.7 mA, with FAD-RB-DIBT Relay Board installed) |
| Electromagnetic susceptibility (EMS) | EN 50130-4 |
| Electromagnetic emission (EME) | EN 61000-6-3 |
| Dimensions (H x W x D) | 16.5 x 39.5 x 11 cm |
| Material and Color | |
| Enclosure base | Plastic fiber reinforced, PPE + PS (UL94-V1), gray |
| Housing cover | Plastic, PC (UL94-V2), transparent |
| Weight | About 1.5 kg |
| Permissible air speed | 1.5 m / s… 20 m / s |
| Permitted operating temperature | 0 C °… 50 C ° |
| Permissible storage temperature | -20 C °… 80 C ° |
| Permissible relative humidity | %95, yoğunlaşmasız |
| Protection class in accordance with EN 60529 | IP 30 |
| Maximum contact load | 2 A at 30 V DC |
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