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| | | TSI8371 | TSI8375M/PH721 |
| 风量 | 范围 | 15~1000L/s(50~3500m3/hr) | 42~4250m3/hr |
| 精度 | 读数的± 5% 或± 2.4L/s(± 8.5m3/hr) | 读数的± 3% 或± 12m3/hr (风量>85 m3/hr) | |
| 分辨率 | | 1 m3/hr | |
| 操作温度 | 0~60℃ | | |
| 数据存储 | | 可存储1000 个点的数据(系统的总和、分支、终端数据,一共1000 个) | |
| 温度测量 | 传感器 | 0~60℃ | 4.4~60℃ |
| 温度探头 | | -40~121℃ | |
| 温湿度探头 | | -10~60℃ | |
| 分辨率 | 0.l℃ | 0.l℃ | |
| 精度 | ± 0.5℃ | ± 0.3℃ | |
| 风量罩尺寸 | 标准 | 610 × 610 mm(24" × 24") | |
| 备选 | 610 × 1220mm(24" × 48") | ||
| 305 × 1220mm(12" × 48") | |||
| 305× 1525mm(12" × 60") | |||
| 915 × 915 mm(36" × 36") | |||
| 重量 | 3.4kg(当使用610 × 610mm 风量罩时) | ||
| 电源 | 4C 碱性电池。电池寿命:持续40 小时 | 12 小时 | |
| 携带箱尺寸 | 660 × 660 × 180mm | | |
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