Hka n-gun hpe shadawn shadang hte hparan hpareng na matu madung arung arai ni hku nna, hka shadawn shadang ni hpe lata ai arung arai gaw shadawn shadang a hkrak ai lam, magam bungli prat, grup yin hpe galai shai lu ai atsam ni hpe hkrak hkra hkra machyi shangun ai. Hka jaw ai ladat ni hpe hpaji rawng ai hku gram lajang wa ai hte hka a hkam kaja lam madang ni rawt jat wa ai majaw, hka meter arung arai ni hpe hpaji masa hku lata la ai lam gaw ndai bungli hta ahkyak ai lam langai byin wa sai.
Htunghking jak hte galaw ai hka shadawn ai jak ni gaw, n-gun ja ai n-gun hpe ninghkap lu ai hte galaw shapraw lu ai atsam nga ai majaw, aten galu-n-gun n-gun hpe hkam la lu ai majaw, cast brass hpe madung arung arai hku lang chye ma ai. Raitim, magri hta lead lawm chye ai majaw grup yin hte seng nna ndang kalang byin wa ai majaw, mungdan nkau mi hte ginra nkau mi hta dai hpe jai lang ai lam hpe pat hkum da ai majaw, galaw shapraw ai ni gaw lead-n lawm ai magri alloy (sh) kaga ladat ni hpe lang na matu shadut wa ai. Kade nna ai aten hta, ductile iron hte reinforced nylon zawn re ai engineering plastic ni gaw, n-gun n law ai, n-gun n rawng ai, n-gun n rawng ai, manu n law ai majaw, jai lang ai meter ni hta grau grau nna htuk manu wa sai. Ndai arung arai ni gaw acidic hte alkaline hka hpe hkam sharang lu ai atsam hpe grai kaja hkra galaw ya ai majaw, kahtawng ningchyawng (sh) bungli galaw ai shara ni hta hka kayau kaya nga ai makau grup yin ni a matu grau nna htuk manu ai.
Smart water meter ni law wa ai majaw, arung arai ni hpe grau ra sharawng wa ai. Electronic arung arai ni hpe pat da na matu, aten galu hka hte nhprang wan n-gun hpe hkam sharang lu na matu, ngang kang ai engineering plastic ni hte composite rubber ni ra ai. Ga shadawn, galai shai ai polycarbonate (sh) glass fiber hte n-gun ja ai nylon hpe meter case, n-gun hpe rap ra hkra galaw na matu hte n-gun n-gun hpe shayawm ya na matu lang chye ai. Hka hte matut mahkai ai arung arai ni hku nna kata na hka lwi ai lam- gaw, n-gun n rawng ai n-gang (sh) ceramic hte galaw ai rai nna, n-gang ion ni hpe n-gun n rawng hkra galaw ai. Wet-type hka meter ni gaw shanhte a gear wanleng ni a matu magri alloy overmolding hpe lang nna, n-gun shayawm ya ai sha n-ga, n-gun dat hpe hkrak hkra galaw ya ai.
Material lata ai lam hpe mung, dai hpe install galaw na masa hte maren galaw ra ai. Lup tawn da ai hka meter ni a matu, ga pH hpe myit yu ra ai, shinggan de makawp maga na matu epoxy resin coatings ni hpe law law lang bang ai. -katsi ai shara ni a matu, seal hkrat sum mat chye ai galu kaba wa ai lam hte nsam galai shai ai lam ni hpe pat shingdang na matu thermal stability ra nga ai. Mungkan madang ISO 4064 hte mungdan madang GB/T 778 lahkawng yan gaw hka shadawn ai arung arai ni a ngang grin ai lam hpe asan sha tsun da ai, masat da ai n-gun hte hka a hkam kaja lam masa ni hta n yawm htum 5 ning tup structurally free hku nga ra ai.
Htawm hpang de, arung arai hpaji ningnan ni hpe gyin shalat wa ai hte maren, n-gun n law ai, bacteria hpe n-gun n jaw ai, hte -n-gun n rawng ai composite arung arai ni gaw hka meter a bungli hpe grau kaja hkra galaw lu na re. Ndai hpaga lam gaw manu jahpu hpe hkang lu ai hte aten galu-kam hpa mai ai lam lapran hta rap ra ai lam hpe lu la ra ai. Hka hpe hpaji rawng ai hku hparan hpareng ai lam hpe gyin shalat na matu ngang kang ai npawt nhpang hpe gawgap na matu, yak hkak ai makau grup yin ni a matu htuk manu ai madang tsaw ai arung arai ni hpe chye na lu na matu, madang masat da ai chyam dinglik ai lam hpe jai lang ra ai. Hpaji masa hku jai lang ai arung arai ni gaw, dai arai hte seng ai sha n-ga, hka n-gun ni hpe atsawm sha hparan hpareng lu na matu ahkyak ai madi shadaw lam langai mung rai nga ai.