| 型號 | G18 |
| 目標(biāo)氣體 | R32、R454B、R290 |
| 工作原理 | 非分散紅外 (NDIR) |
| 測量范圍 | 0 ~ 50% LFL |
| 預(yù)熱時間 | 1 分鐘 |
| 精度 | ±2.5% LFL |
| 報警設(shè)定點 (推薦) | 10% LFL |
| 工作溫度 | -30℃ ~ 60℃ |
| 溫度誤差 (-30℃ ~ 60℃) | ±5% LFL(0 ~ 25% LFL) |
| 工作濕度 | 0 ~ 98% RH (非冷凝) |
| 濕度誤差 (40℃, 90% RH) | ±5% LFL(0 ~ 25% LFL) |
| 響應(yīng)時間 (T90) | <30 秒 |
| 工作壓力 | 86kPa ~ 108kPa |
| 壓力誤差 (-30℃ ~ 60℃) | ±5% LFL(0 ~ 25% LFL) |
| 存儲溫度 | -40℃ ~ 85℃ |
| 存儲濕度 | 0 ~ 98% RH (非冷凝) |
| 電源 | 4.5V ~ 5.5V 直流 |
| 功耗 | 峰值 300mA，平均 70mA (5V 時) |
| 維護 | 需定期零點校準(zhǔn) (30 天) |
| 使用壽命 | 正常商業(yè)環(huán)境 可達 15 年 |
| 認(rèn)證 | IEC、UL(R454B) |
| 尺寸 | 70.5mm × 52mm × 58.2mm |
| 重量 | <50 克 |
| 項目名稱 | G18 參數(shù) |
| Model type | G18 |
| Target gas | R32、R454B、R290 |
| Working principle | Non-dispersive infrared (NDIR) |
| Measuring range | 0 to 50%LFL |
| Warm up time | 1 minute |
| Accuracy | ±2.5%LFL |
| Alarm set poin (Recommanded) | 10%LFL |
| Operating Temperature | -30℃ to 60℃ |
| Temperature error (-30℃ to +60℃) | ±5%LFL (0–25%LFL) |
| Operating humidity | 0 to 98%RH non-condensing |
| Humidity error (40℃, 90%RH) | ±5%LFL (0–25%LFL) |
| Response time (T90) | <30s |
| 項目名稱 | G18 參數(shù) |
| Model type | G18 |
| Operating pressure | 86kPa to 108kPa |
| Pressure error (-30℃ to +60℃) | ±5%LFL (0–25%LFL) |
| Storage temperature | -40℃ to 85℃ |
| Storage Humidity | 0 to 98%RH non-condensing |
| Power supply | 4.5V to 5.5V d.c. |
| Power consumption | 300 mA peak, 70 mA average (5V) |
| Maintenance | Periodic Zero calibration (30 days) |
| Life expectancy | 15 years in normal commercial environments |
| Certification | IEC, UL(R454B) |
| Dimensions | 70.5mm×52mm×58.2mm |
| Weight | <50 grams |
