... F, N, R, C, L, K, Q and A·Power off memory functions;·The meters provide DC24V power supply (other specifications may ... sine wave;5V≤H≤30V, 0≤l≤2VTrigger signalsSignal liftInput impedence≥10KΩCount rate30CPS-5000CPSRatio setup range0.001-9999(4 bits ... , remaining 4 bits after decimal points)Description of front panelNOWords on panelsDescription of content1PV(upper row LED)Actual measuring value/mode ...