ZDHW-400 touch screen cooling calorimeter
ZDHW-400 microcomputer automatic calorimeter is a touch screen multifunctional calorimeter developed using a single-chip microcomputer. It is mainly used for the measurement of calorific value of solid and liquid combustible materials such as coal, petroleum, food, wood, explosives .
1. This machine is composed of high-end single-chip microcomputer, with simple structure, reliable performance and strong anti-interference ability.
2. It can automatically add water, drain, stir, ignite, collect temperature, calculate, correct, print, and experiment to achieve full automation, avoiding human error, and greatly improving accuracy and precision.
3. After the experiment, the high and low heat values can be converted and printed, so that the test results can be seen at a glance.
4. Full Chinese display, easy to operate touch screen, powerful historical data storage.
5. The elaborate computer program greatly improves the measurement accuracy. It adopts touch screen display, full Chinese display, easy operation, and can achieve full control of the measurement process.
6. Equipped with an advanced electronic refrigeration box, with automatic cooling and calibration during the experiment, and relaxed ambient temperature requirements. While improving the accuracy of the experiment, it also ensures the stability of the instrument for a long time.
Temperature measurement range 0 ~ 40 ℃
Temperature resolution 0.0001k
Single sample test time about 15min
Heat capacity about 10500J / K
Outer water capacity about 41L
Internal water capacity of about 2.1L
Power supply voltage AC220) V ± 22V 50Hz ± 1Hz