Ukukhetha i-flowmeter efanelekileyo ye-electromagnetic kufuna ukuqwalaselwa ngokupheleleyo kweempawu eziphakathi, iimeko zokusebenza, kunye neemfuno zokufakela ukuze zihambelane neemfuno zokwenyani zesicelo.
1. Cinga ngeempawu eziphakathi kuqala
- Qinisekisa ukuba i-medium iqhuba kakuhle; kufuneka ibe phezulu kunomlinganiselo ophantsi wemitha (ngesiqhelo yi-≥5μS/cm) ukuqinisekisa umlinganiselo osebenzayo.
- Kwizinto ezibangela ukubola, khetha izinto ezihambelanayo ze-electrode (ezifana neHastelloy, i-titanium, okanye iplatinum) kunye nezinto zokubopha (ezifana ne-PTFE okanye irabha).
- Kwimidiya equlethe izinto eziqinileyo ezixhonyiweyo, khetha imitha enomgca onganyangekiyo kunye noyilo lwe-electrode oluchasene nokuvaleka ukuze uphephe umonakalo wenxalenye.
2. Thelekisa iiparamitha zemeko yokusebenza
- Misela i-caliber yemitha efanelekileyo ngokusekwe kububanzi bombhobho kunye noluhlu lokuhamba kwamanzi; beka phambili ukulingana kobubanzi bombhobho ukuze kuncitshiswe ukuphazamiseka kwentsimi yokuhamba kwamanzi.
- Qinisekisa ukuba ubushushu kunye noxinzelelo olulinganisiweyo lwemitha ziyahlangabezana neemeko zokusebenza kwindawo yokusebenza, ukuthintela umonakalo obangelwa kubushushu obuphezulu kakhulu okanye uxinzelelo.
- Cinga nge-viscosity yesixhobo; kwi-media ene-viscosity ephezulu, khetha imitha enoluhlu olubanzi lwesantya sokuhamba kwamanzi ukuze ivumelane notshintsho lokuhamba kwamanzi.
3. Ziqhelanise neemfuno zokufakela nokusetyenziswa
- Khetha uhlobo lokufakela (iflange, i-clamp, okanye i-insertion) ngokwesakhiwo sombhobho kunye neemeko zendawo.
- Ukuba kukho ukuphazamiseka okukhulu kwe-electromagnetic kwindawo, khetha imitha enobuchule obuphuculweyo bokulwa nokuphazamiseka okanye amanyathelo okukhusela ongezelelweyo.
- Cinga ngeemfuno zesiginali yokukhupha kunye nonxibelelwano, uqinisekise ukuba iyahambelana nenkqubo yolawulo olukwindawo (efana ne-4-20mA, i-HART, okanye i-Modbus).
Ixesha leposi: Oktobha-31-2025