EcoWebServerIII's rated voltage value...
For 3P4W circuits, set the VT primary voltage value (between L and N). Except for 3P4W circuits, set the VT primary voltage value (between L and L). <Re... More Details >>
Setting of "Master / slave setting sw...
It is assumed that setting of "Master/Slave setting switch" at the bottom of the Display Unit (Model: EMU4-D65) for the Energy Measuring Unit is wrong. Perfo... More Details >>
Pulse magnification setting of EMU4-P...
Match the setting values with EMU4-PX4 and EcoWebServerIII. No need to consider one-cycle operation because it is automatically calculated in EcoWebServerII... More Details >>
How to measure circuits over 600A (Ec...
As shown in the figure below, a current transformer (CT) with a secondary current of 5A is attached to the measurement location, and a split-type current sen... More Details >>
Branch connection for MODBUS RTU comm...
No, it is impossible. But Multi-drop connection is possible. For details, refer to connection examples as below. More Details >>
Checking the disconnection or communi...
There is no way to detect a disconnection or communications error in the Energy measuring Unit. As an alternative idea, we have two solutions to monitor t... More Details >>
Simultaneous data acquisition of MODB...
It is possible to simultaneously collect data by MODBUS RTU communication and Optional Unit connected. Provided that MODBUS RTU communication cannot collec... More Details >>
Accuracy class index of active energy
Accuracy class index of active energy is a number which gives the limits of the permissible percentage error as defined in the IEC62053-22. More Details >>
Availability for battery exchange for...
The battery of the Logging unit (ME-0000BU-SS96) is NOT exchangeable. Please order a new unit. More Details >>
As to batch storing of data file (Eco...
Using the setting software attached with an EcoWebServerIII (MES3-255C-EN, MES3-255C-DM-EN), it is able to collectively store data per every kind. Addition... More Details >>
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