Legal acts
Classification of balances
Maximum permissible errors
Conformity assessment
Markings
Subsequent verification
Calibration
Influence of gravitation
Control of packaged goods
Maximum Permissible Errors
Non-automatic scales
Maximum permissible errors
For loads [m] in verified units [e]
Class Class Class Class
± 0,5 e 0m50.000 0m5000 0m500 0m50
± 1 e 50.000<m200.000 5000<m20.000 500<m2 000 50<m200
± 1,5 e 200.000<m 20.000<m100.000 2000<m10.000 200<m1000
 Maximal errors for instruments in usage are two times higher from errors acceptable for initial verification.
Automatic scales
Maximum permissible errors for balances with accuracy class Y, during dynamic weighing of any load with the mass contained in the weighing ranges:

Mass of the load expressed in verified units [e] Maximum permissible error for balance class Y
Y (I) Y (II) Y (a) Y (b) verification usage
0<m
m50.000
0<m
m5.000
0<m
m500
0<m
m50
± 1 e ± 1,5 e
50.000<m
m200.000
5.000<m
m20.000
500<m
m2.000
50<m
m200
± 1,5 e ± 2,5 e
200.000<m 20.000<m
m100.000
2.000<m
m10.000
200<m
m1.000
± 2 e ± 3,5 e
 
Maximum permissible errors for balances with accuracy class X and accuracy class Y during non-automatic weighing of any load with the mass:
Mass of the load expressed in verified units [e] Maximum permissible error for balance class Y
X (x0,01)
i Y (I)
X (x0,1)
i Y (II)
X (x1)
i Y (a)
X (2)
i Y (b)
verification usage
0<m
m50.000
0<m
m5.000
0<m
m500
0<m
m50
± 0,5 e ± 1 e
50.000<m
m200.000
5.000<m
m20.000
500<m
m2.000
50<m
m200
± 1 e ± 2 e
200.000<m 20.000<m
m100.000
2.000<m
m10.000
200<m
m1.000
± 1,5 e ± 3 e
 
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