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Branch connection for MODBUS RTU communication
No, it is impossible. But Multi-drop connection is possible. For details, refer to connection examples as below. More Details >>
- No:24808
- Release Date:2019/03/27 14:44
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Setting of "Master / slave setting switch" (Model: EMU4-D65).
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 >>
- No:22126
- Release Date:2018/08/27 16:41
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Error No.001(EcoMonitorPlus, EcoMonitorLight)
Error "No. 001" means start failure of CC-Link communication unit. Please try either step. Solution: ・Press and hold the reset button of CC-Link communica... More Details >>
- No:24810
- Release Date:2019/03/27 14:44
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EcoWebServerIII's rated voltage value setting with VT connections
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 >>
- No:38040
- Release Date:2021/02/25 17:54
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As to logging period of the optional SD memory card (EMU4-SD2GB).
Logging period of the optional SD memory card (EMU4-SD2GB) is according to the logging cycle of detail data and the number of measuring circuits. * It is ... More Details >>
- No:22136
- Release Date:2018/08/27 16:41
- Update:2018/09/07 12:48
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As to indication of the measurement value of the electric energy (EcoMonitorPlus/Light).
It measures from 0kWh(MWh) after going round. Integer 4 digits : 9999.98→9999.99→0000.00→0000.01kWh(MWh) Integer 5 digits : 99999.8→99999.9→00000.0→0000... More Details >>
- No:22131
- Release Date:2018/08/27 16:41
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As to timing for outputting data file into the SD memory card.
EMU4-LM outputs data file at following timing. 1. When inserting the SD memory card while operating. 2. When power is ON in a state of the SD memory ca... More Details >>
- No:22133
- Release Date:2018/08/27 16:41
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As to logging after removing an SD memory card.
Since the EMU4-LM performs data logging, it is possible to log the data even in a state of removing the SD memory card. Provided that the period for data l... More Details >>
- No:22134
- Release Date:2018/08/27 16:41
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Simultaneous data acquisition of MODBUS RTU communication and Optional Unit.
It is possible to simultaneously collect data by MODBUS RTU communication and Optional Unit connected. Provided that MODBUS RTU communication cannot collec... More Details >>
- No:22140
- Release Date:2018/08/27 16:41
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Cause of "minus" indication for electric power value (EcoMonitorPlus/Light).
Following causes are assumed for the error. 1. Wrong orientation of the sensor? 2. 1-side and 3-side of the sensor are reversed? 3. Is connection betwe... More Details >>
- No:22143
- Release Date:2018/08/27 16:41
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