產品服務與品牌介紹
- 可切換多組 FFDT 和預設的火焰強度切換閾值
- 品質優良，最大限度提高安全性和實用性
- 兩組火焰信號的開關觸點（常開和常閉）
- 可連接所有 DURAG GROUP 光學火焰感測器
- 兩組模擬輸出 0/4~ 20 mA
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同一設備可適用不同的燃燒情況
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燃燒設備運行工況改變時可快速切換設定
| Operating mode | Intermittent operation and continuous operation |
|---|---|
| Functional Safety | Self-monitoring and fail-safe, supports safety chains up to SIL 3 |
| Switching threshold | Flame intensity (100 steps) |
| Local display | Alphanumeric LC display |
| Number of flame sensors that can be connected | Max. 2 |
| Flame failure detection time (FFDT) | 1 … 5.5 s (in increments of 0.5 s) |
| Combinations of switching threshold and safety time that can be preset | 3 |
| Flame ON/OFF contacts | 1x NO contact, 1x NC contact |
| Ready for operation contacts | 1x NO contact, 1x NC contact |
| Switching capacity of relay contacts | Max. 250 VAC, 2 A |
| Analogue outputs | 2x 0/4 … 20 mA (adjustable), load max. 750 Ohm |
| Electrical data | 24 VDC, PELV; 115/230 VAC; 20 W |
| Ambient conditions | -20 … +60 °C |
| Degree of protection | IP00 |
| Dimensions | 19″ plug-in, 3 RU, 1 HP |
| Weight | Approx. 1 kg |
適用
- 單爐或光學分離燃燒爐的簡單燃燒設備
- 連續運行的燃燒製程