Must conform to the laws and regulations
"Metrology law of the People's Republic of China"
The second chapter
Standards of measurement
Article 9 the metrological administrative department of the people's governments at or above the county level for public standards of measurement devices, departments and enterprises and institutions to use the highest standards of measurement, as well as for trade settlement, safety protection, medical and health care, environmental monitoring aspects included in the compulsory verification catalogue work, measuring instruments subject to compulsory verification, apply for examination and verification is unqualified in accordance with the relevant provisions, shall not be used, the working measuring instruments subject to compulsory verification catalogue and management measures, shall be formulated by the State Council,

To the provisions of the preceding paragraph of the standard of measurement and working measuring instruments other than that using unit shall regularly check or send other metrological verification institutions for verification, the metrological administrative department of the people's governments at or above the county level shall conduct supervision and inspection,

Depending on trucks and products in the industry to use more loadometer generally has the following three kinds: 1, if the goods is mainly scale application of mud, the size of the industry to use more to 3 m * 8 m, weight is 60 tons; , 2, and if it is concrete scale industry is used 80 tons of loadometer, commonly used for 3 m * 10 m, according to the weight of 80 tons, 3, and, if it is reinforced scale industry use is 100 tons scale load, commonly used for 3 m * 18 m, according to the weight of 100 tons,
The preparing work before installation platform balances include the following content: (1) check the location of the weighing sensor, each bearing base plate size, levelness and relative elevation, two head position limit roof weighing platform is correct, (2) threading pipe and pick up location to ensure the threading pipe connected effect, the other for pick up location, need to ensure that the ground resistance meet the relevant requirements, (3) the foundation pit environment: need to make in-depth research of foundation pit drainage capacity Gui and investigation, at the same time, in the case of foundation pit in sundry, need to clean up the clutter,