... 1. General ACX041L is the DIN Rail mounting +Kwh,-Kwh meter, and it is very easy to install. It is suitable ... etc..With its RS485 commnunication, it can realize Remote automatic meter reading (RMRS). 2. Technical Feature- Measure: three phase kWh (4 ... )- Pulse output, 1600imp/kWh, 80ms+/-20ms- Display: 7 digits LCD (static or loop display)- Volume: 88×125×73 mm (7 modules ...