(Cov ntsiab lus piav qhia)Nyeem phau ntawv valve kom zoo kom nkag siab txog cov qauv thiab cov hauv paus ntsiab lus.
1. Nyeem phau ntawv valve kom zoo kom nkag siab txog cov qauv thiab cov hauv paus ntsiab lus
2. Cov kauj ruam ua haujlwm ntawm hluav taws xob npauj npaim valve
2.1 Kaw cov hloov pauv huab cua ntawm txhua lub voj voog, thaum qhov taw qhia "qhov chaw lossis chaw taws teeb tswj" qhib, hloov "qhov chaw" lossis "chaw taws teeb" tswj raws li xav tau, thiab tom qab ntawd xaiv qhib lossis kaw lub valve ua haujlwm raws li "kaw" los yog "qhib" qhov taw qhia teeb. Nco tseg: Thaum lub valve tsis kaw tag nrho, qhov ntsuas "Closed" lossis "Open" yuav tsis pom. Lub teeb liab txhais tau hais tias "valve open in place" lossis "on-site" tswj, lub teeb ntsuab txhais tau tias "valve kaw nyob rau hauv qhov chaw" lossis "remote" tswj;
2.2 Yog koj yuav tsum qhib thiab kaw phau ntawv thiab tsis siv neeg hloov mus rau 0 ° thaum nws kaw, lub "cejther), yog qhib lub valve, thiab tus pointer yog thaum nws qhib. Taw rau 90 °.
Lub Sijhawm Post: 2020 - 11 - 10 00:00