... decrease of output, the keyboard control split in 100%N, 10%N, 1%N, 0.1%N (N means 3 ... , 4, 5, 6, 7, 8, 9, 10, 15);1.3 Exterior controller can control the increase or ... voltage, current range & accuracy (23±5output value more than 10% measuring range);2.6 Power consumption: AC voltage 220V, ... duration: continuous;2.9 Standard cabinet size: 139x480x420mm2.10 Weight: 16kg Digital Meter calibrator