2011/12: 10hz to20khz, 2014 : 10hz to 50khz, 2015: 10hz to 5khz
crest factor
“3” at ratedinput
operatingprinciple
ture rms
displayaccuracy 10hz to 45hz 45hz to 66hz 66hz to 2khz 2khz to 10khz 10khz to 50khz
0.15% of rng + 0.2% of rdg 0.1% of rng + 0.1% of rdg 0.1% of rng + 0.1% of rdg 0.15% of rng + 0.2% of rdg 0.15% of rng + 0.2% of rdg +( 0.3%*(f-10khz))
0.2% of rng + 0.2% of rdg 0.1% of rng + 0.1% of rdg 0.12% of rng + 0.1% of rdg 0.15% of rng + 0.2% of rdg+( 0.3%*(f-2khz)) 0.15% of rng + 0.2% of rdg +( 0.5%*(f-10khz))