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、檢查電氣部分的接線是否正確牢固，電氣箱外殼是否牢靠接地。

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、在運行中隨時檢查各運轉部分是否運轉正常、輸送皮帶有無跑偏、皮帶與從動輥之間有無異物掉入、如有異常情況立即停機排除。

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、各活動部位應加注黃油，皮帶輥每專年拆下加油一次。

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

5、在對機器進行檢修時，一定要停機并切斷總電源。

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

6、配料控制儀應有防雨、防太陽曬、防塵設施。

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

7、防止沙、石子中混入鋼筋、大石塊等雜物、以免損傷輸送帶。

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

8、為了保障配料控制儀，在大風雨、打雷等惡劣氣候屬條件下請勿使用，并關閉總電源，拆下傳感器與配料控制儀之間的連線，防止控制設備損壞。

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、電源電壓波動一定要小于百分之-5～5。

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

10、較少每年要按配料控制儀說明書中的標秤方法對稱量系統進行標定，以保證稱量的準確性。

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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