Bosch · Detectors
Bosch FCH-T320-R470 Conventional Rate-of-Rise/Fixed-Temperature Heat Detector
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Product description
FCH-T320-R470 is a conventional heat detector used in fire detection systems to detect rising temperatures and when a specified temperature is reached. It has an alarm resistance of 470 Ohms and supports an external remote alarm indicator.
Key features
- Rate-of-rise and fixed-temperature detection
- 470 Ohm alarm resistance
- External remote detector alarm indicator support
- Mechanical removal lock can be enabled or disabled
- Dust-resistant labyrinth and cover design
Technical specifications
| Detector type | Rate-of-rise/fixed-temperature detection |
|---|---|
| Technology | Conventional |
| Alarm resistance | 470 Ohm |
| Operating voltage | 8,5–30 VDC |
| Current consumption | 0,12 mA |
| Operating temperature | -20–50 °C |
| Permissible air velocity | 20 m/s. |
| Operating relative humidity | 0–95%, non-condensing |
| Weight | 75 g |
| Colour / material | White / plastic |
Information has been compiled from manufacturer/distributor sources. Please consult the documentation for current technical specifications.
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