PHOTOELECTRIC SMOKE DETECTOR
Technical Parameters
1. Photoelectric sensor
2. Power supply: DC9V battery
3. Option current: 20
PHOTOELECTRIC SMOKE DETECTOR
Usage: | Smoke |
Model Number: | 2225 |
Brand Name: | SN |
Place of Origin: | China |
In the fields of biological sample storage, medical cold chain transportation, and laboratory research, the normal operation of liquid nitrogen tanks is crucial for the cryogenic storage of biological samples such as cells, embryos, and frozen sperm. However, there are many ...
In the laboratory, some samples need to be stored at low temperatures, and liquid nitrogen storage tanks are usually used. Its normal operation requires a certain amount of liquid nitrogen in the container to ensure the safety of the samples. However, liquid nitrogen is easily ...
Come From Tianchi Cryogenic Machinery Equipment Manufacturing
Theliquid nitrogen level alarm is a monitoring instrument used to sense temperature changes and liquid level heights in various low-temperature liquid nitrogen containers. When the liquid level in the liquid nitrogen tank drops to a certain level, the alarm device will be ...