How much do you know the thermometer?

1. Application: apply to the maximum and minimum thermometer, also called a thermometer, is used to record in a certain period of time the maximum temperature and minimum temperature in the air. Mainly used in greenhouses, greenhouses, such as the following figure, botanical garden meaty plant maximum and minimum thermometer in the greenhouse. 2. Performance: the temperature around the tube in a blue wool stoma signposts to each one. Indication when the temperature changes, due to mercury drove up and thus indicates the maximum or minimum temperature. The right of the indicating needle the indicated temperature as the highest temperature. On the left side of the indicating needle indicated for minimum temperature. 3. Method of use: first of all, the vertical press the button of this form, will be two blue flag to mercury capillary, where the air circulation, temperature observation time, visible to decide, when the observation records blue indicating needle referred to in the bottom and temperature. As can be seen in the day of the highest and lowest temperature. 4. Maintenance notice: is in use. Transportation. Storage should be upright, not from vibration so as not to cause of the use of mercury. 5. Simple repair methods, such as found that the mercury column, only need to use the upper hand hold the thermometer, and lashed to mercury cohesion force by down. At the same time pay attention to keep fingers loose contact glass tube and promote fasteners, affect the temperature accuracy.