◆ 0-20mA lossis 4-20mA, ob qhov tso zis ntau tuaj yeem teeb tsa.
◆ lub module sab hauv lub tsheb npav thiab cov zis tawm tau txais kev sib nqus rwb thaiv tsev.
◆ ib lub davhlau ya nyob twg grounded ua ke tso zis hom.
◆ lub module txhawb lub channel qhib Circuit Court overload ceeb toom ua haujlwm rau cov channel sib xws.
◆ lub module txhawb LCD zaub ntawm cov ntaub ntawv yooj yim module thiab channel taw qhia zaub tsis.