恶劣环境下，测量结果仍然可靠
概览
255-620 是一款自动补水装置，可定时向蒸发皿中注水。热别适用于255-100蒸发计和255-200蒸发皿。
图像
255-620A kit mounted
技术说明
255-620 由电子加水计时器和一个浮阀组成。用户可自定义加水时间，可从外部水源加入至蒸发皿中。根据水压，浮阀在大约8.5" 到9.5"深时会停止加水。
产品规格
| Power | Two alkaline AAA batteries |
| 操作温度范围 | 0° to 50°C |
| Operating Humidity | 0 to 100% |
| Housing Material | Aluminum and plastic (waterproof) |
| Water Connection | Standard garden hose fitting |
| Dimensions | 20 x 15 x 10 cm (8 x 6 x 4 in.) |
| Weight | 1.8 kg (4 lb) |
兼容性
The 255-620A is typically used with our 255-100 Evaporation Gage and the 255-200 Evaporation Pan.
列在
Other Accessory for the following products:
Common Accessory for the following products: