Dziwani za BA304SG ndi BA324SG 4/20mA Loop Powered Indicators. Phunzirani za mafotokozedwe, kuyika, kulumikiza mphamvu, kukonza, ndi kutaya koyenera kwa zizindikiro zomwe zili m'munda. Pezani zolemba, ziphaso, ndi mapepala aukadaulo kuchokera kwa wogwira ntchito wa BEKA webtsamba la chithandizo chambiri.
Phunzirani momwe mungayikitsire ndikugwiritsa ntchito BEKA's BA304SG ndi BA324SG Loop Powered Indicators pogwiritsa ntchito bukuli. Zowonetsera zapamunda, Ex eb loop powered indicators zimakhala ndi chiwonetsero chachikulu, chosavuta kuwerenga ndipo ndi njira yotsika mtengo kusiyana ndi zizindikiro za Ex d. Mitundu yonseyi ili ndi satifiketi ya IECEx, ATEX, ndi UKEX ndipo ikhoza kuyikidwa mu Zones 1 kapena 2 popanda kufunikira kwa chotchinga cha Zener kapena chopatula cha galvanic. Tsitsani bukuli kuchokera ku BEKA's webtsamba kapena pemphani ku ofesi yogulitsa.