1. How to turn on the aspirator?
Press and hold the left button of the instrument to quickly turn on the aspirator. The user can adjust the pump speed of the aspirator pump in the settings. The specific operation is as follows: hold down the left button and press the right button at the same time to enter the system menu, select system settings, and select the pump speed setting. The aspirator pump has 10 pump speeds that can be adjusted.
2. How to adjust the value displayed by the instrument is inaccurate?
After the equipment has been used for a period of time, zero point drift will occur. In an environment without harmful gases, the displayed value is not 0 (oxygen 20.9). At this time, the instrument can be zero-point calibrated. The operation is as follows: hold down the left button and press the right button at the same time to enter the system menu and select device calibration. After entering the six ones of the password, select zero point calibration (Oxygen selection gas calibration), and press the OK key to complete the setting. When the instrument is used for about one year, gas calibration is required. Customers can contact our company for free calibration. If there is standard gas, they can also calibrate themselves.
3. The service life of the instrument and battery life.
The service life of the sensor is related to the customer's use environment. Under normal circumstances, the service life of the sensor is about 1 to 2 years.
This instrument is powered by a lithium battery, please shut it down and charge in time when the power is low. If the alarm device crashes, it can be recovered through the reset button at the bottom of the back of the device.
Xi'an Huafan Technology Co., Ltd., since its establishment in 2003, has specialized in toxic and harmful gas detection and alarm, product and program development, and operation services in the field of smart life. It is an integrated enterprise from R&D and production to technical services. The toxic and harmful gas detection instruments, meters, and smart home products produced by our company have won unanimous recognition and praise from customers for their reliable performance, considerate and humanized design, and complete and high-quality services, making "Huafan" leap to become a peer Enterprises with strong influence in the industry are very much looking forward to your choice of our various instrument products.
If you have any consultation needs, please contact the email：golf@huafankj.com