State Primary Standard of Electromotive Force and Constant Voltage Unit
Maintenance of the unit of electrical resistance of 1 Ohm, 100 Ohm.
Transferring of the size of the unit of electrical resistance to the secondary standards with the method of comparisons with the help of the comparator and transitional measures in accordance with DSTU 3712-98 “National verification scheme for measuring instruments of electrical resistance”.
Metrological characteristics | |
Range | from 0,01 V to10 V |
Uncertainty by type А (uA) | 5⋅10-9 |
Uncertainty by type В (uB) | 5,2⋅10-9 |
Total standard uncertainty (uC) | 7,2⋅10-9 |
Extended uncertainty (U) | 1,4⋅10-8 |