Calaamadda korontada analogga ee ugu isticmaalka badan warshadaha waa in la isticmaalo koronto DC ah oo 4-20mA ah si loo gudbiyo analogga. Sababta loo isticmaalo calaamadda hadda jirta ayaa ah inaysan fududayn in la farageliyo, iska caabbinta gudaha ee isha hadda jirtana waa mid aan dhammaad lahayn, iska caabbinta fiilada ee taxanaha ah ee wareegga kuma saamayso saxnaanta, waxayna gudbin kartaa boqolaal mitir oo ku yaal siligga lammaanaha caadiga ah ee qalloocan. Xadka sare waa 20mA sababtoo ah shuruudaha u adkaysiga qaraxa: tamarta dhimbisha ee ay keento shidista hadda 20mA kuma filna in gaaska la shido. Sababta aan xadka hoose loogu dejin 0mA waa in la awoodo in la ogaado kala goynta: ma noqon doonto mid ka hooseysa 4mA inta lagu jiro hawlgalka caadiga ah. Marka khadka gudbinta uu jabo cillad awgeed, hadda wareegga ayaa hoos ugu dhacaya 0, 2mA badanaa waxaa loo isticmaalaa qiimaha digniinta kala goynta.
Waqtiga boostada: Oktoobar-15-2021