1. Before the shift, check whether the weighing device is in normal working state. If there is jamming and other phenomena affecting the weighing accuracy, it should be eliminated in time.

2、检查电气部分的接线是否正确牢固，电气箱外壳是否牢靠接地。

2. Check whether the wiring of the electrical part is correct and firm, and whether the shell of the electrical box is firmly grounded.

3、在运行中随时检查各运转部分是否运转正常、输送皮带有无跑偏、皮带与从动辊之间有无异物掉入、如有异常情况立即停机排除。

3. During the operation, check whether the running parts are running normally, whether the conveyor belt is deviated, whether there is foreign matter falling between the belt and the driven roller, and stop the machine immediately to eliminate the abnormal situation.

4、各活动部位应加注黄油，皮带辊每专年拆下加油一次。

4. All moving parts should be filled with grease, and the belt roller should be removed and refuelled once a year.

5、在对机器进行检修时，一定要停机并切断总电源。

5. In the maintenance of the machine, be sure to stop and cut off the main power supply.

6、配料控制仪应有防雨、防太阳晒、防尘设施。

6. The batching controller shall be equipped with rainproof, sun proof and dust-proof facilities.

7、防止沙、石子中混入钢筋、大石块等杂物、以免损伤输送带。

7. Prevent sand, stone mixed with steel bars, large stones and other debris, so as to avoid damage to the conveyor belt.

8、为了保障配料控制仪，在大风雨、打雷等恶劣气候属条件下请勿使用，并关闭总电源，拆下传感器与配料控制仪之间的连线，防止控制设备损坏。

8. In order to protect the batching controller, do not use it in severe weather conditions such as heavy rain, thunder, etc., and turn off the main power supply. Remove the wire between the sensor and the batching controller to prevent damage to the control equipment.

9、电源电压波动一定要小于百分之-5～5。

9. The power supply voltage fluctuation must be less than - 5% to 5%.

10、较少每年要按配料控制仪说明书中的标秤方法对称量系统进行标定，以保证称量的准确性。

10. It is less necessary to calibrate the weighing system according to the weighing method in the specification of batching controller every year to ensure the accuracy of weighing.

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