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FGard IR3 Flame Detector
Référence : FGard IR3 Flame Detector
Catégorie : Détecteurs Gaz Fixes
Description : Le détecteur de flamme Crowcon FGard IR3 est un détecteur de flamme IR à spectre multiple antidéflagrant. FGard offre des performances supérieures, répondant aux feux d’hydrocarbures liquides et de gaz sur de longues distances.
CARACTERISTIQUES TECHNIQUES
| Operating temp | -60°C to +85°C (-76°F to +185°F) |
| Storage temp | -76°F to +185°F (-60°C to +85°C) |
| Humidity | 0-100 % RH (Non-condensing) |
| Operating voltage | 24 Vdc Nominal – (Range 18 to 32 Vdc) |
| Power consumption | 3W minimum (without heater), 15 W at 32 Vdc with heater on maximum. |
| Speed of response | < 5 seconds (Typical) |
| Dimensions | 100 mm Dia x 200 mm (4” Dia x 8” L) |
| Material | Copper free aluminum or 316 stainless steel |
| Entry size | 3/4 inch NPT or M25 |
| Weight | Alu 5.5 lbs (2.5 Kg) / SS 13.2 lbs (6.0kg) |
| Outputs | Relay contacts (DPDT 2A at 30Vdc) – alarm and fault. 4-20mA plus fault alerts, HART® |
| Certifications | Class 1 Div 1 Groups B, C, D T4 Ambient –50°C to +85°C Class 1 Zone 1 AEx/Ex db IIC T4 Ambient –50°C to +85°C ATEX II 2 G Ex db IIC T4 IECEx Ex db IIC T4 Ambient –60°C to +85°C INMETRO Ex db IIC T4 PESO Ex db IIC T4 Ta= -60°C to +85°C CCC (China Fire Approvals) – Pending GB-Ex of China – Pending |
| Performance approvals | FM 3260 EN 54-10 Ingress – IP66 /NEMA 4X SIL2 – IEC 61508 |