rs485 lawm ai single phase energy meter gaw anhte a company kaw nna shapraw ai, wan n-gun meter hkrang shapraw ai hta shaning law law na mahkrum madup ni hpe jai lang nna, kaji kajaw hpaji rawng ai wan n-gun meter prat nnan langai rai nga ai. Ndai meter ni a series gaw, n-gun ja ai-segmented LCD display hte RS485 matut mahkai lam hpe jai lang nna, ntsa na computer ni hte aten dep data galai shai ai lam hpe galaw lu ai, tsan tsan kaw nna meter hpe hti lu ai (remote control a function hte remote precharge prepaid a lata la mai ai function hte). Wan n-gun lang ai lam hpe automatic hku nna hkang lu na matu grai karum ya ai.
Laksan masat masa ni
|
Parameter hpan |
Laksan masat da ai lam ni |
|
Madung Ya aten |
10(40)A, 15(60)A |
|
Madung wan n-gun |
220V |
|
N-gun jai lang ai lam |
<4VA/phase |
|
Shadawn shadang (Bunghku- hpe jung da ai amyu) |
115mm×115mm×61mm |
|
Matut mahkai lam |
RS485 |
|
Madun ai ladat |
LCD shingran |
Installation hte Wiring galaw ai lam
Wiring sumla:Bunghku ntsa e jung da ai Terminal 1-4 gaw, wan n-gun jaw ai hte load wiring galaw na matu re (1 hte 2 gaw L wire hte matut ai, 3 hte 4 gaw N wire hte matut ai, load hte hkrak matut ai); 9-12 ngu na npawt nhpang ni gaw bungli galaw ai npawt nhpang ni rai nga ai (9: N-gun kaja ai, 10: N-gun n kaja ai, 11: 485A, 12: 485B).
Install galaw ai shaloi sadi ra ai lam ni:Wiring galaw ai shaloi, meter maga de na physical wiring diagram hpe yu ra ai, matut mahkai na matu magri wire matut mahkai ai lam ni hpe lang na matu hpaji jaw da ai; direct-connection meter ni a matu, shang wa ai hte pru wa ai wire lam ni hpe garan ginhka nna, n kaja ai hku matut mahkai ai majaw meter n kaja ai hku bungli galaw na hpe pat shingdang na matu screw ni hpe ngang ngang jum da u.
Hpaga lam galaw ai lam
Lahta na lam ni gaw rs485 lawm ai single phase n-gun meter a process flow hpe madun da ai.
Component mari ai lam hte jep joi ai lam
Potentiometer, shunt hte LCD display zawn re ai madung arung arai ni hpe mari la na; raw material quality hpe kam mai hkra, hkrang nsam hpe jep joi ai lam hte bungli galaw ai lam hpe chyam dinglik ai hku nna, atsam rawng ai arung arai ni hpe screen galaw ai.
PCB Board galaw shapraw ai hte htinggrum ai lam
Circuit hkrang hte maren PCB board ni hpe galaw shapraw na; SMT (Surface Mount Hpaji) hpe jai lang nna, daw ni hpe weld galaw ai; ngut ai hpang, solder joint hpe jep yu nna, katsi ai solder hte n lawm ai solder manghkang ni hpe jep yu nna, circuit conductivity hpe kam mai ai.
Zuphpawng hte Shawng nnan Chyam dinglik ai lam
PCB board, casing, terminal hte kaga daw ni hpe shinggyin la nna, galaw ngut sai arai ni hpe galaw na; LCD madun ai hte madung metering magam bungli ni gaw hkrak ai kun ngu ai hpe jep yu na matu, shawng nnan na chyam dinglik ai lam hta power- galaw nna, n kaja ai magam bungli ni nga ai arung arai ni hpe yeng seng kau na.
Tengman ai lam hpe shadawn shadang hte asak kaba wa ai hpe chyam dinglik ai lam
Class 1 hkrak ai lam ra kadawn ai lam ni hpe hkan sa lu na matu meter a hkrak ai lam hpe shadawn na matu, masat da ai wan n-gun shadawn ai jak ni hpe lang u.
Hpang jahtum jep joi ai lam hte shinggyin ai lam
Asak kaba wa ai hpe chyam dinglik ai hta atsam rawng ai arung arai ni hpe hpang jahtum jep joi ai lam galaw na, dai hta hkrang bung sumla jep joi ai lam, bungli galaw ai lam hpe bai jep joi ai lam hte parameter ni hpe jep joi ai lam ni lawm ai; n-gun rawng ai arung arai ni hpe label galaw nna, htaw sa ai shaloi hkra machyi ai lam n byin hkra, package galaw da ai arung arai ni hpe bang da u.
