| Sensor Type |
UV solid-state sensor (SiC photodiode, peak @ 280nm) |
| Detection Capabilities |
Live measurement of flame frequency, intensity, and quality; rejects mains frequencies and artificial lighting |
| Flame Failure Response Time (FFRT) |
0.2 s to 4 s |
| Communication |
Two redundant RS-485 serial channels (Profibus DP-V1 up to 12 Mbit/s or Modbus up to 115.200 bit/s) |
| Inputs/Outputs |
2 isolated digital inputs (24 VDC); isolated 4-20 mA analog output (±5% f.s.); 2 fail-to-safe relays (flame and fault, NO contacts, 240 VAC/1.5A or 30 VDC/300 mA) |
| Installation Type |
Fiber Optic Cable (FOC) configuration for line-of-sight through windbox; requires air purging (400 l/min min flow, 400 mm H2O pressure) |
| Power Supply |
24 V DC (18-29 V, -25%/+20%); 150 mA typical (3.6 W), 4 W max; inrush 6 A peak |
| Operating Temperature Range |
-40°C to 70°C |
| Fiber Optic Specs |
Quartz fiber for UV (max 350°C); length up to specified mm |
| Dimensions |
Diameter 95 mm; length 170-180 mm; weight 1.3 kg |
| Protection Rating |
IP66-IP67 |
| Standards Compliance |
EN 61010-1, EN298, ATEX II 2GD Ex d IIC T6, IEC 60068 series for environmental testing |
