Attributes . NTEP Approved Balance, NIST Handbook 44, Measurement Canada Weights and Measures Regulations Class I, Nmax 220000, Class II, Nmax 52000, CSA C22.2 No. 61010-1, UL 61010-1, IEC 61010-1, FCC Part 15 Class A, ICES-001 Class A, IEC 61326-1 Emissions Class B, Immunity Industrial Requirements . Names