Description
🛠 Product description
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Model name: Sentek HD912‑2 (2‑wire)
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Operating current: DC 10–33 V; usually used in 24V systems
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Response threshold: fixed at 57 °C or a rapid temperature rise >8 °C/min (Rate-of-Rise, corresponding to UL 521 Class 2 and EN 54-5).
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Applications:suitable for classic fire alarm installations
| Parameter | Value |
|---|---|
| Standby current | ~45 µA |
| Alarm current | up to 50 mA (24 V) |
| Max current | 100 µA |
| Response temperature: | +57 °C |
| Alarm current consumption: | up to 80 mA |
| Operating temperature: | –10 … +50 °C |
| Humidity | 95 % RH |
| Dimensions with base | Ø 100 mm × hight 46 mm |
| Weight | 120 g |
| LED indicator: | steady red light in alarm condition |
✅ Functions & Features
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2-wire connection: easy integration directly into fire alarm control panels
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Automatic temperature monitoring: the combination of fixed temperature and Rate-of-Rise detection ensures a rapid response to fire hazards
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Robust ABS housing: low-profile design, suitable for a wide range of ceiling-mounting applications
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Robust ABS housing: low-profile design, suitable for a wide range of ceiling-mounted applications
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