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How to manage the metrological verification of weighbridge
Operating procedures and verification methods of the ground scale;

First, the division of labor of pound operation

1, specialist operation:

The company's Pound personnel must be trained and qualified before they can take up their posts. The training contents include: basic knowledge of instruments, matters needing attention in use, operation methods, handling methods of common abnormal phenomena and daily maintenance methods.

2. Document confirmation:

Before weighing the goods, the weigher should check the "Receiving Notice" issued by the purchasing department or the "Ex-factory Weighing Sheet" attached to the vehicle; Check the total weight of the truck to ensure that it is within the limit of the ground scale.

3. Empty pound confirmation:

Confirm that there is nothing on the weighing platform; Turn on the power of the weighing display; And turn on the computer to warm up 15 minutes. The instrument display value is set to zero. 4. Vehicle confirmation:

Confirm that the goods are well packed and there are no leakage points; Vehicle-mounted emergency equipment is complete and intact; Inform the vehicle to enter the platform. The vehicle must enter slowly according to the designated route and stop in the center of the platform. The speed should not exceed 5km/h, and all drivers should get off.

5. Gross weight confirmation:

The weigher operates the weighing instrument, obtains stable readings and saves the weighing results.

6. Tare weight confirmation:

Repeat every 4 or 5 requirements and print the list.

7. Print the report:

Half an hour before the end of the day shift, the organizer operates the stabilizer and computer to export the business content of the day, print and submit the report to the relevant departments.

8. Turn it off after work:

After work every day, turn off the power of the instrument, quit the computer program, turn off the power of the computer, cover the equipment with cloth, and close the doors and windows.

Second, the maintenance of the weighbridge

1. Clean the weighing platform every day and remove the scattered objects on the weighing platform in time.

2, daily routine inspection, fill in the routine inspection record.

3. In the first week of the second month of each quarter, the weighbridge personnel inform the electrician to measure the ground wire of the weighbridge, and the resistance is less than 4Ω, which is normal. Found abnormal situation, timely report to the competent leadership.

4, thunderstorm weather, the company pound personnel must always check the water level below the scale, such as beyond the warning line, immediately report to the competent leadership for disposal.

III. Inspection of weighbridge: The raw materials department is responsible for periodic inspection of weighbridge to ensure that it is not used within the specified period.

Fourth, emergency response.

If there is liquid leakage during weighing, the vehicle should be driven away from the weighing platform and properly handled, and the corroded part of the scale must be sucked dry; Solid leakage should be cleaned immediately, leaving no residue.

Five, the use of weighbridge "nine are not allowed".

1, it is forbidden to connect the instrument and electricity with electricity.

2. It is forbidden for vehicles to turn on the weighing platform.

3, it is forbidden to speeding.

4. Vehicles are prohibited from staying on the weighing platform for a long time or staying overnight.

5. It is forbidden to conduct electric welding on the weighing platform or use the weighing platform as a grounding wire.

6, it is forbidden to thunderstorm weather homework.

7. It is forbidden to clean the weighing instrument with strong solvent.

8, it is forbidden to liquid, conductive particles into the weighing instrument.

9. It is forbidden to open the back cover of the monitor without authorization.