Circutor Circutor CVM-C10 Modbus RTU template

Circutor CVM-C10

Three-phase power analyzer for panels: power, energy per tariff, power quality and harmonics.

The Circutor CVM-C10 is a panel-mount power analyzer that measures voltage, current, power, energy and harmonics in three-phase and single-phase installations. This Modbus RTU template reads all electrical values, energy per tariff and power quality, and lets you set transformer ratios, alarms and outputs from ModbusCloud.

Protocol
Modbus RTU
Connection
RS485, 9600 baud
Registers
538, read and write
Key readings
Phase voltage · Phase current · Active power · Reactive power · Power factor · Frequency · Active energy · Voltage and current THD
Available commands
Transformer ratios · Alarm limits · Pulse outputs · Energy and demand reset · Communication settings
Compatible models
CVM-C10-ITF · CVM-C10-ITF-IN · CVM-C10-MC · CVM-C10-MC-IN · CVM-C10-mV · CVM-C10-FLEX
Last updated

Registers (538)

473 read, 65 write

NameUnitAccessAddress (Hidden until you enter your email)Function (hidden)Type (hidden)
L1 VoltageVRead
L1 CurrentARead
L1 Active PowerWRead
L1 Inductive Reactive PowervarRead
L1 Capacitive Reactive PowervarRead
L1 Apparent PowerVARead
L1 Power FactorRead
L1 Cos PhiRead
L2 VoltageVRead
L2 CurrentARead
L2 Active PowerWRead
L2 Inductive Reactive PowervarRead
L2 Capacitive Reactive PowervarRead
L2 Apparent PowerVARead
L2 Power FactorRead
L2 Cos PhiRead
L3 VoltageVRead
L3 CurrentARead
L3 Active PowerWRead
L3 Inductive Reactive PowervarRead
L3 Capacitive Reactive PowervarRead
L3 Apparent PowerVARead
L3 Power FactorRead
L3 Cos PhiRead
Total Active PowerWRead
Total Inductive Reactive PowervarRead
Total Capacitive Reactive PowervarRead
Total Apparent PowerVARead
Total Power FactorRead
Total Cos PhiRead
FrequencyHzRead
L1-L2 VoltageVRead
L2-L3 VoltageVRead
L3-L1 VoltageVRead
Neutral CurrentARead
L1 Voltage THD%Read
L2 Voltage THD%Read
L3 Voltage THD%Read
L1 Current THD%Read
L2 Current THD%Read
L3 Current THD%Read
Demand Active PowerWRead
Demand Apparent PowerVARead
Demand Average CurrentARead
Demand L1 CurrentARead
Demand L2 CurrentARead
Demand L3 CurrentARead
Demand Inductive Reactive PowerkvarRead
Demand Capacitive Reactive PowerkvarRead
Power StatusRead
Wrong Phase RotationRead
Digital Inputs StatusRead
Digital Outputs StatusRead
Imported Active Energy kWh Tariff 1kWhRead
Imported Active Energy kWh Tariff 2kWhRead
Imported Active Energy kWh Tariff 3kWhRead
Imported Active Energy kWh TotalkWhRead
Imported Active Energy Wh Tariff 1WhRead
Imported Active Energy Wh Tariff 2WhRead
Imported Active Energy Wh Tariff 3WhRead
Imported Active Energy Wh TotalWhRead
Imported Inductive Energy kvarh Tariff 1kvarhRead
Imported Inductive Energy kvarh Tariff 2kvarhRead
Imported Inductive Energy kvarh Tariff 3kvarhRead
Imported Inductive Energy kvarh TotalkvarhRead
Imported Inductive Energy varh Tariff 1varhRead
Imported Inductive Energy varh Tariff 2varhRead
Imported Inductive Energy varh Tariff 3varhRead
Imported Inductive Energy varh TotalvarhRead
Imported Capacitive Energy kvarh Tariff 1kvarhRead
Imported Capacitive Energy kvarh Tariff 2kvarhRead
Imported Capacitive Energy kvarh Tariff 3kvarhRead
Imported Capacitive Energy kvarh TotalkvarhRead
Imported Capacitive Energy varh Tariff 1varhRead
Imported Capacitive Energy varh Tariff 2varhRead
Imported Capacitive Energy varh Tariff 3varhRead
Imported Capacitive Energy varh TotalvarhRead
Imported Apparent Energy kVAh Tariff 1kVAhRead
Imported Apparent Energy kVAh Tariff 2kVAhRead
Imported Apparent Energy kVAh Tariff 3kVAhRead
Imported Apparent Energy kVAh TotalkVAhRead
Imported Apparent Energy VAh Tariff 1VAhRead
Imported Apparent Energy VAh Tariff 2VAhRead
Imported Apparent Energy VAh Tariff 3VAhRead
Imported Apparent Energy VAh TotalVAhRead
Imported CO2 Emissions Tariff 1kgRead
Imported CO2 Emissions Tariff 2kgRead
Imported CO2 Emissions Tariff 3kgRead
Imported CO2 Emissions TotalkgRead
Consumption Cost Tariff 1Read
Consumption Cost Tariff 2Read
Consumption Cost Tariff 3Read
Consumption Cost TotalRead
Exported Active Energy kWh Tariff 1kWhRead
Exported Active Energy kWh Tariff 2kWhRead
Exported Active Energy kWh Tariff 3kWhRead
Exported Active Energy kWh TotalkWhRead
Exported Active Energy Wh Tariff 1WhRead
Exported Active Energy Wh Tariff 2WhRead
Exported Active Energy Wh Tariff 3WhRead
Exported Active Energy Wh TotalWhRead
Exported Inductive Energy kvarh Tariff 1kvarhRead
Exported Inductive Energy kvarh Tariff 2kvarhRead
Exported Inductive Energy kvarh Tariff 3kvarhRead
Exported Inductive Energy kvarh TotalkvarhRead
Exported Inductive Energy varh Tariff 1varhRead
Exported Inductive Energy varh Tariff 2varhRead
Exported Inductive Energy varh Tariff 3varhRead
Exported Inductive Energy varh TotalvarhRead
Exported Capacitive Energy kvarh Tariff 1kvarhRead
Exported Capacitive Energy kvarh Tariff 2kvarhRead
Exported Capacitive Energy kvarh Tariff 3kvarhRead
Exported Capacitive Energy kvarh TotalkvarhRead
Exported Capacitive Energy varh Tariff 1varhRead
Exported Capacitive Energy varh Tariff 2varhRead
Exported Capacitive Energy varh Tariff 3varhRead
Exported Capacitive Energy varh TotalvarhRead
Exported Apparent Energy kVAh Tariff 1kVAhRead
Exported Apparent Energy kVAh Tariff 2kVAhRead
Exported Apparent Energy kVAh Tariff 3kVAhRead
Exported Apparent Energy kVAh TotalkVAhRead
Exported Apparent Energy VAh Tariff 1VAhRead
Exported Apparent Energy VAh Tariff 2VAhRead
Exported Apparent Energy VAh Tariff 3VAhRead
Exported Apparent Energy VAh TotalVAhRead
Exported CO2 Emissions Tariff 1kgRead
Exported CO2 Emissions Tariff 2kgRead
Exported CO2 Emissions Tariff 3kgRead
Exported CO2 Emissions TotalkgRead
Generation Cost Tariff 1Read
Generation Cost Tariff 2Read
Generation Cost Tariff 3Read
Generation Cost TotalRead
Tariff Time Tariff 1sRead
Tariff Time Tariff 2sRead
Tariff Time Tariff 3sRead
Tariff Time TotalsRead
L1 Voltage MaximumVRead
L1 Current MaximumARead
L1 Active Power MaximumWRead
L1 Inductive Reactive Power MaximumvarRead
L1 Capacitive Reactive Power MaximumvarRead
L1 Apparent Power MaximumVARead
L1 Power Factor MaximumRead
L1 Cos Phi MaximumRead
L2 Voltage MaximumVRead
L2 Current MaximumARead
L2 Active Power MaximumWRead
L2 Inductive Reactive Power MaximumvarRead
L2 Capacitive Reactive Power MaximumvarRead
L2 Apparent Power MaximumVARead
L2 Power Factor MaximumRead
L2 Cos Phi MaximumRead
L3 Voltage MaximumVRead
L3 Current MaximumARead
L3 Active Power MaximumWRead
L3 Inductive Reactive Power MaximumvarRead
L3 Capacitive Reactive Power MaximumvarRead
L3 Apparent Power MaximumVARead
L3 Power Factor MaximumRead
L3 Cos Phi MaximumRead
Total Active Power MaximumWRead
Total Inductive Reactive Power MaximumvarRead
Total Capacitive Reactive Power MaximumvarRead
Total Apparent Power MaximumVARead
Total Power Factor MaximumRead
Total Cos Phi MaximumRead
Frequency MaximumHzRead
L1-L2 Voltage MaximumVRead
L2-L3 Voltage MaximumVRead
L3-L1 Voltage MaximumVRead
Neutral Current MaximumARead
L1 Voltage THD Maximum%Read
L2 Voltage THD Maximum%Read
L3 Voltage THD Maximum%Read
L1 Current THD Maximum%Read
L2 Current THD Maximum%Read
L3 Current THD Maximum%Read
Demand Active Power PeakWRead
Demand Apparent Power PeakVARead
Demand Average Current PeakARead
Demand L1 Current PeakARead
Demand L2 Current PeakARead
Demand L3 Current PeakARead
Demand Inductive Reactive Power PeakkvarRead
Demand Capacitive Reactive Power PeakkvarRead
L1 Voltage MinimumVRead
L1 Current MinimumARead
L1 Active Power MinimumWRead
L1 Inductive Reactive Power MinimumvarRead
L1 Capacitive Reactive Power MinimumvarRead
L1 Apparent Power MinimumVARead
L1 Power Factor MinimumRead
L1 Cos Phi MinimumRead
L2 Voltage MinimumVRead
L2 Current MinimumARead
L2 Active Power MinimumWRead
L2 Inductive Reactive Power MinimumvarRead
L2 Capacitive Reactive Power MinimumvarRead
L2 Apparent Power MinimumVARead
L2 Power Factor MinimumRead
L2 Cos Phi MinimumRead
L3 Voltage MinimumVRead
L3 Current MinimumARead
L3 Active Power MinimumWRead
L3 Inductive Reactive Power MinimumvarRead
L3 Capacitive Reactive Power MinimumvarRead
L3 Apparent Power MinimumVARead
L3 Power Factor MinimumRead
L3 Cos Phi MinimumRead
Total Active Power MinimumWRead
Total Inductive Reactive Power MinimumvarRead
Total Capacitive Reactive Power MinimumvarRead
Total Apparent Power MinimumVARead
Total Power Factor MinimumRead
Total Cos Phi MinimumRead
Frequency MinimumHzRead
L1-L2 Voltage MinimumVRead
L2-L3 Voltage MinimumVRead
L3-L1 Voltage MinimumVRead
Neutral Current MinimumARead
L1 Voltage THD Minimum%Read
L2 Voltage THD Minimum%Read
L3 Voltage THD Minimum%Read
L1 Current THD Minimum%Read
L2 Current THD Minimum%Read
L3 Current THD Minimum%Read
L1 Voltage FundamentalVRead
L1 Voltage Harmonic 2%Read
L1 Voltage Harmonic 3%Read
L1 Voltage Harmonic 4%Read
L1 Voltage Harmonic 5%Read
L1 Voltage Harmonic 6%Read
L1 Voltage Harmonic 7%Read
L1 Voltage Harmonic 8%Read
L1 Voltage Harmonic 9%Read
L1 Voltage Harmonic 10%Read
L1 Voltage Harmonic 11%Read
L1 Voltage Harmonic 12%Read
L1 Voltage Harmonic 13%Read
L1 Voltage Harmonic 14%Read
L1 Voltage Harmonic 15%Read
L1 Voltage Harmonic 16%Read
L1 Voltage Harmonic 17%Read
L1 Voltage Harmonic 18%Read
L1 Voltage Harmonic 19%Read
L1 Voltage Harmonic 20%Read
L1 Voltage Harmonic 21%Read
L1 Voltage Harmonic 22%Read
L1 Voltage Harmonic 23%Read
L1 Voltage Harmonic 24%Read
L1 Voltage Harmonic 25%Read
L1 Voltage Harmonic 26%Read
L1 Voltage Harmonic 27%Read
L1 Voltage Harmonic 28%Read
L1 Voltage Harmonic 29%Read
L1 Voltage Harmonic 30%Read
L1 Voltage Harmonic 31%Read
L2 Voltage FundamentalVRead
L2 Voltage Harmonic 2%Read
L2 Voltage Harmonic 3%Read
L2 Voltage Harmonic 4%Read
L2 Voltage Harmonic 5%Read
L2 Voltage Harmonic 6%Read
L2 Voltage Harmonic 7%Read
L2 Voltage Harmonic 8%Read
L2 Voltage Harmonic 9%Read
L2 Voltage Harmonic 10%Read
L2 Voltage Harmonic 11%Read
L2 Voltage Harmonic 12%Read
L2 Voltage Harmonic 13%Read
L2 Voltage Harmonic 14%Read
L2 Voltage Harmonic 15%Read
L2 Voltage Harmonic 16%Read
L2 Voltage Harmonic 17%Read
L2 Voltage Harmonic 18%Read
L2 Voltage Harmonic 19%Read
L2 Voltage Harmonic 20%Read
L2 Voltage Harmonic 21%Read
L2 Voltage Harmonic 22%Read
L2 Voltage Harmonic 23%Read
L2 Voltage Harmonic 24%Read
L2 Voltage Harmonic 25%Read
L2 Voltage Harmonic 26%Read
L2 Voltage Harmonic 27%Read
L2 Voltage Harmonic 28%Read
L2 Voltage Harmonic 29%Read
L2 Voltage Harmonic 30%Read
L2 Voltage Harmonic 31%Read
L3 Voltage FundamentalVRead
L3 Voltage Harmonic 2%Read
L3 Voltage Harmonic 3%Read
L3 Voltage Harmonic 4%Read
L3 Voltage Harmonic 5%Read
L3 Voltage Harmonic 6%Read
L3 Voltage Harmonic 7%Read
L3 Voltage Harmonic 8%Read
L3 Voltage Harmonic 9%Read
L3 Voltage Harmonic 10%Read
L3 Voltage Harmonic 11%Read
L3 Voltage Harmonic 12%Read
L3 Voltage Harmonic 13%Read
L3 Voltage Harmonic 14%Read
L3 Voltage Harmonic 15%Read
L3 Voltage Harmonic 16%Read
L3 Voltage Harmonic 17%Read
L3 Voltage Harmonic 18%Read
L3 Voltage Harmonic 19%Read
L3 Voltage Harmonic 20%Read
L3 Voltage Harmonic 21%Read
L3 Voltage Harmonic 22%Read
L3 Voltage Harmonic 23%Read
L3 Voltage Harmonic 24%Read
L3 Voltage Harmonic 25%Read
L3 Voltage Harmonic 26%Read
L3 Voltage Harmonic 27%Read
L3 Voltage Harmonic 28%Read
L3 Voltage Harmonic 29%Read
L3 Voltage Harmonic 30%Read
L3 Voltage Harmonic 31%Read
L1 Current FundamentalARead
L1 Current Harmonic 2%Read
L1 Current Harmonic 3%Read
L1 Current Harmonic 4%Read
L1 Current Harmonic 5%Read
L1 Current Harmonic 6%Read
L1 Current Harmonic 7%Read
L1 Current Harmonic 8%Read
L1 Current Harmonic 9%Read
L1 Current Harmonic 10%Read
L1 Current Harmonic 11%Read
L1 Current Harmonic 12%Read
L1 Current Harmonic 13%Read
L1 Current Harmonic 14%Read
L1 Current Harmonic 15%Read
L1 Current Harmonic 16%Read
L1 Current Harmonic 17%Read
L1 Current Harmonic 18%Read
L1 Current Harmonic 19%Read
L1 Current Harmonic 20%Read
L1 Current Harmonic 21%Read
L1 Current Harmonic 22%Read
L1 Current Harmonic 23%Read
L1 Current Harmonic 24%Read
L1 Current Harmonic 25%Read
L1 Current Harmonic 26%Read
L1 Current Harmonic 27%Read
L1 Current Harmonic 28%Read
L1 Current Harmonic 29%Read
L1 Current Harmonic 30%Read
L1 Current Harmonic 31%Read
L2 Current FundamentalARead
L2 Current Harmonic 2%Read
L2 Current Harmonic 3%Read
L2 Current Harmonic 4%Read
L2 Current Harmonic 5%Read
L2 Current Harmonic 6%Read
L2 Current Harmonic 7%Read
L2 Current Harmonic 8%Read
L2 Current Harmonic 9%Read
L2 Current Harmonic 10%Read
L2 Current Harmonic 11%Read
L2 Current Harmonic 12%Read
L2 Current Harmonic 13%Read
L2 Current Harmonic 14%Read
L2 Current Harmonic 15%Read
L2 Current Harmonic 16%Read
L2 Current Harmonic 17%Read
L2 Current Harmonic 18%Read
L2 Current Harmonic 19%Read
L2 Current Harmonic 20%Read
L2 Current Harmonic 21%Read
L2 Current Harmonic 22%Read
L2 Current Harmonic 23%Read
L2 Current Harmonic 24%Read
L2 Current Harmonic 25%Read
L2 Current Harmonic 26%Read
L2 Current Harmonic 27%Read
L2 Current Harmonic 28%Read
L2 Current Harmonic 29%Read
L2 Current Harmonic 30%Read
L2 Current Harmonic 31%Read
L3 Current FundamentalARead
L3 Current Harmonic 2%Read
L3 Current Harmonic 3%Read
L3 Current Harmonic 4%Read
L3 Current Harmonic 5%Read
L3 Current Harmonic 6%Read
L3 Current Harmonic 7%Read
L3 Current Harmonic 8%Read
L3 Current Harmonic 9%Read
L3 Current Harmonic 10%Read
L3 Current Harmonic 11%Read
L3 Current Harmonic 12%Read
L3 Current Harmonic 13%Read
L3 Current Harmonic 14%Read
L3 Current Harmonic 15%Read
L3 Current Harmonic 16%Read
L3 Current Harmonic 17%Read
L3 Current Harmonic 18%Read
L3 Current Harmonic 19%Read
L3 Current Harmonic 20%Read
L3 Current Harmonic 21%Read
L3 Current Harmonic 22%Read
L3 Current Harmonic 23%Read
L3 Current Harmonic 24%Read
L3 Current Harmonic 25%Read
L3 Current Harmonic 26%Read
L3 Current Harmonic 27%Read
L3 Current Harmonic 28%Read
L3 Current Harmonic 29%Read
L3 Current Harmonic 30%Read
L3 Current Harmonic 31%Read
Reset EnergiesWrite
Reset Maximum and Minimum ValuesWrite
Restart Maximum DemandWrite
Reset Tariff Hour CountersWrite
Reset Peak Maximum DemandWrite
Reset Energies Demand and Max MinWrite
Voltage Primary SettingWrite
Voltage Secondary SettingWrite
Current Primary SettingWrite
Current Secondary SettingWrite
Neutral Current Primary SettingWrite
Neutral Current Secondary SettingWrite
CO2 Ratio Consumption Tariff 1 SettingWrite
CO2 Ratio Consumption Tariff 2 SettingWrite
CO2 Ratio Consumption Tariff 3 SettingWrite
CO2 Ratio Generation Tariff 1 SettingWrite
CO2 Ratio Generation Tariff 2 SettingWrite
CO2 Ratio Generation Tariff 3 SettingWrite
Price Consumption Tariff 1 SettingWrite
Price Consumption Tariff 2 SettingWrite
Price Consumption Tariff 3 SettingWrite
Price Generation Tariff 1 SettingWrite
Price Generation Tariff 2 SettingWrite
Price Generation Tariff 3 SettingWrite
Protocol SettingWrite
Peripheral Number SettingWrite
Baud Rate SettingWrite
Parity SettingWrite
Data Bits SettingWrite
Stop Bits SettingWrite
Demand Integration Period SettingminWrite
Relay 1 Alarm Maximum SettingWrite
Relay 1 Alarm Minimum SettingWrite
Relay 1 Alarm Variable SettingWrite
Relay 1 Connection Delay SettingsWrite
Relay 1 Hysteresis Setting%Write
Relay 1 Latch SettingWrite
Relay 1 Disconnection Delay SettingsWrite
Relay 1 Contact State SettingWrite
Relay 2 Alarm Maximum SettingWrite
Relay 2 Alarm Minimum SettingWrite
Relay 2 Alarm Variable SettingWrite
Relay 2 Connection Delay SettingsWrite
Relay 2 Hysteresis Setting%Write
Relay 2 Latch SettingWrite
Relay 2 Disconnection Delay SettingsWrite
Relay 2 Contact State SettingWrite
Output T1 Energy per Pulse SettingWrite
Output T1 Variable SettingWrite
Output T1 Pulse Width SettingmsWrite
Output T2 Energy per Pulse SettingWrite
Output T2 Variable SettingWrite
Output T2 Pulse Width SettingmsWrite
Installation Type SettingWrite
Backlight SettingsWrite
Operating Profile SettingWrite
Harmonics Display SettingWrite
Number of Quadrants SettingWrite
Input 1 Mode SettingWrite
Input 2 Mode SettingWrite
Password SettingWrite
Menu Lock SettingWrite
Measurement Convention SettingWrite
BACnet Device ID SettingWrite
BACnet MAC SettingWrite
Voltage PrimaryRead
Voltage SecondaryRead
Current PrimaryRead
Current SecondaryRead
Neutral Current PrimaryRead
Neutral Current SecondaryRead
CO2 Ratio Consumption Tariff 1Read
CO2 Ratio Consumption Tariff 2Read
CO2 Ratio Consumption Tariff 3Read
CO2 Ratio Generation Tariff 1Read
CO2 Ratio Generation Tariff 2Read
CO2 Ratio Generation Tariff 3Read
Price Consumption Tariff 1Read
Price Consumption Tariff 2Read
Price Consumption Tariff 3Read
Price Generation Tariff 1Read
Price Generation Tariff 2Read
Price Generation Tariff 3Read
ProtocolRead
Peripheral NumberRead
Baud RateRead
ParityRead
Data BitsRead
Stop BitsRead
Demand Integration PeriodminRead
Relay 1 Alarm MaximumRead
Relay 1 Alarm MinimumRead
Relay 1 Alarm VariableRead
Relay 1 Connection DelaysRead
Relay 1 Hysteresis%Read
Relay 1 LatchRead
Relay 1 Disconnection DelaysRead
Relay 1 Contact StateRead
Relay 2 Alarm MaximumRead
Relay 2 Alarm MinimumRead
Relay 2 Alarm VariableRead
Relay 2 Connection DelaysRead
Relay 2 Hysteresis%Read
Relay 2 LatchRead
Relay 2 Disconnection DelaysRead
Relay 2 Contact StateRead
Output T1 Energy per PulseRead
Output T1 VariableRead
Output T1 Pulse WidthmsRead
Output T2 Energy per PulseRead
Output T2 VariableRead
Output T2 Pulse WidthmsRead
Installation TypeRead
BacklightsRead
Operating ProfileRead
Harmonics DisplayRead
Number of QuadrantsRead
Input 1 ModeRead
Input 2 ModeRead
PasswordRead
Menu LockRead
Measurement ConventionRead
BACnet Device IDRead
BACnet MACRead
Serial NumberRead

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Number of installations (optional)

Use cases

  • Show voltage, current and power per phase on a dashboard for each distribution board.
  • Track imported and exported energy per tariff in the history and compare months.
  • Get an alarm by email when current THD or the power factor crosses a limit you choose.
  • Watch maximum demand to see when a connection gets close to its contracted capacity.
  • Adjust the current transformer ratio remotely after a transformer is replaced.

Installation

  1. Connect RS485 A(+), B(-) and GND of the CVM-C10 to the RS485 port of the ModbusCloud Gateway, with a 120 ohm termination at both ends of the bus.

  2. In the communication menu of the analyzer, set protocol Modbus, the peripheral number, 9600 or 19200 baud, parity and stop bits. Restart the analyzer.

  3. In ModbusCloud, add a Modbus device with the same address and serial settings and import this template.

  4. Check that phase voltages and frequency come in with plausible values, then set up dashboards and alarms.

Things to watch for

The analyzer does not answer on the bus. What should I check?

Check that the protocol is set to Modbus and not BACnet, and that address, speed, parity and stop bits match on both sides. The analyzer uses new communication settings only after a restart. Then swap A and B, and check the 120 ohm termination at both ends of the bus.

Why is the active energy split over two registers?

The analyzer keeps energy as a whole kWh counter plus a Wh counter for the part below 1 kWh. For the exact value add both: kWh plus Wh divided by 1000. For daily or monthly totals the kWh register is usually enough.

The currents are a factor off. What is wrong?

The current transformer ratio in the analyzer does not match the installed transformers. Check the primary and secondary current settings. The analyzer applies the ratio itself, so the values in ModbusCloud follow it directly.

Can I change the settings by writing registers?

Yes, the setup registers can be written from ModbusCloud. Transformer ratios and the password are meant to be written together, and a new setting only takes effect after a restart. Write a wrong ratio and every measured value follows it, so check each value before you write it.

Want to see how it works?

Electrician working in an open distribution board