| 型号 | G18 |
| 目标气体 | R32、R454B、R290 |
| 工作原理 | 非分散红外 (NDIR) |
| 测量范围 | 0 ~ 50% LFL |
| 预热时间 | 1 分钟 |
| 精度 | ±2.5% LFL |
| 报警设定点 (推荐) | 10% LFL |
| 工作温度 | -30℃ ~ 60℃ |
| 温度误差 (-30℃ ~ 60℃) | ±5% LFL(0 ~ 25% LFL) |
| 工作湿度 | 0 ~ 98% RH (非冷凝) |
| 湿度误差 (40℃, 90% RH) | ±5% LFL(0 ~ 25% LFL) |
| 响应时间 (T90) | <30 秒 |
| 工作压力 | 86kPa ~ 108kPa |
| 压力误差 (-30℃ ~ 60℃) | ±5% LFL(0 ~ 25% LFL) |
| 存储温度 | -40℃ ~ 85℃ |
| 存储湿度 | 0 ~ 98% RH (非冷凝) |
| 电源 | 4.5V ~ 5.5V 直流 |
| 功耗 | 峰值 300mA，平均 70mA (5V 时) |
| 维护 | 需定期零点校准 (30 天) |
| 使用寿命 | 正常商业环境 可达 15 年 |
| 认证 | IEC、UL(R454B) |
| 尺寸 | 70.5mm × 52mm × 58.2mm |
| 重量 | <50 克 |
| 项目名称 | G18 参数 |
| 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 |
| 项目名称 | G18 参数 |
| 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 |
