DUR-40EX OPTICAL SMOKE DETECTOR (EXPROOF)
FEATURES
- Intrinsically safe universal optical smoke detector
- Used in explosive areas
- Resistant to temperature and humidity changes
- Tyndall effect-based optical smoke detector
- Intrinsically safe
- Spark proof outer case
- Atex certified
TECHNICAL SPECIFICATIONS
| Operati ng voltage | 12-28V |
| Max. monitoring mode current | ≤ 60 μA |
| Alarm current | 20 mA |
| Detectable test fires | TF1 to TF5 and TF8 |
| Operating temperature | -25 °C up to +55 °C |
| Relati ve humidity | up to 95 % at 40 °C |
| Color | black |