The weightlessness scale belongs to a weighing system that interrupts the feeder and continues to feed. Since all weightlessness control is performed in the silo, it can reasonably ensure the precision of the control, and the structure type is also very good. Easy to seal, it has been greatly improved when the granular material is manipulated, and it is more suitable for use in ultra-fine raw materials such as quicklime powder, concrete and pulverized coal. What is the principle of the automatic control system of the weightlessness scale: 1. The key to the structure of the weightlessness scale is the operation of electrical equipment and the majority of its scale body. In the automatic control system of electrical equipment, the key to the weightless scale should be the operating system software. After the automatic control system is connected to the switching power supply, the hardware configuration is the first to carry out a self-check, provided that everything is normal. Then the weightless scale will send out the relative data signal, and if it is verified that the start data signal is stored, the system software will follow the situation in the work, and automatically track the preset value, and After the steady flow vibrating feeder has been adjusted appropriately, the total flow of raw materials is adjusted according to the frequency of the motor. 2. In the key work of the automatic control system of the weightlessness scale, the automatic control system of the weightlessness scale will continue to collect the sensor data signals of the load, and use the correlation with the calculation to measure the total flow of raw materials at an instant. A reasonable comparison can be made between the instantaneous total flow rate and the total flow rate set. If there is an error, the manipulated value of the error will be output. And according to the soft starter of the weightless scale to adjust the speed ratio of the motor, and immediately adjust the steady flow vibrating feeder to ensure that the instantaneous total flow rate and the total flow rate set are consistent in dynamics, and finally It is necessary to pay more attention to the operation regulations that must be carried out to reach the weightlessness scale. The system software of the weightless scale can carry out different settings on the total flow of raw materials in two different parts. The key purpose is to facilitate the actual operation, and the weightless scale also has a variety of maintenance systems. It has a reasonable effect on the operation, and only after the principle of the weightlessness scale is mastered, can the machine and equipment be operated properly.
Contact Person: Miss Leung
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E-Mail:kenwei@multiweigh.com.cn
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