មគ្គុទ្ទេសក៍អ្នកប្រើប្រាស់ម៉ូដឹម WM-E1S ប្រព័ន្ធ IoT
IoT System WM-E1S Modem CONNECTION Mains connector (pigtail connector, for the AC power of the meter) RS232 connector (DSUB-9 or DSUB-25 / RJ12 / RJ45) 2b – RS485 connector (2-pin…