SDK19系列可(ke)(ke)編(bian)程電(dian)(dian)(dian)(dian)(dian)流、電(dian)(dian)(dian)(dian)(dian)壓(ya)及頻率電(dian)(dian)(dian)(dian)(dian)測表，以(yi)數字直讀方(fang)式(shi)顯(xian)示電(dian)(dian)(dian)(dian)(dian)氣線路(lu)中的(de)(de)電(dian)(dian)(dian)(dian)(dian)流、電(dian)(dian)(dian)(dian)(dian)壓(ya)或頻率大小(xiao)，既可(ke)(ke)作一(yi)般的(de)(de)數字電(dian)(dian)(dian)(dian)(dian)壓(ya)、電(dian)(dian)(dian)(dian)(dian)流或頻率表使(shi)用，也可(ke)(ke)通過安裝序(xu)列功能模塊(kuai)，實(shi)現電(dian)(dian)(dian)(dian)(dian)流、電(dian)(dian)(dian)(dian)(dian)壓(ya)或頻率越限報警；也可(ke)(ke)作為具(ju)有顯(xian)示一(yi)次回路(lu)測量功能的(de)(de)電(dian)(dian)(dian)(dian)(dian)流、電(dian)(dian)(dian)(dian)(dian)壓(ya)、頻率變送使(shi)用；還可(ke)(ke)選擇RS485通訊模塊(kuai)實(shi)現遠程控制和數據(ju)采集。