Lumel Lumel ND30 Modbus RTU template

Lumel ND30

Power network meter for three-phase grids with energy counters, THD, harmonics and two alarm outputs.

The Lumel ND30 is a panel power network meter that measures voltage, current, power, energy, THD and harmonics in three-phase and single-phase networks. This Modbus RTU template reads all measured values, min and max values and energy counters, and lets you change transformer ratios, alarm thresholds and meter settings from ModbusCloud.

Protocol
Modbus RTU
Connection
RS485, 9600 baud
Registers
953, read and write
Brand
Lumel
Key readings
Phase voltage · Phase current · Active power · Power factor · Frequency · Active energy import and export · Voltage and current THD · Harmonics
Available commands
Transformer ratios · Alarm output thresholds · Analog output range · Energy counter reset · Communication settings · Display pages
Compatible models
ND30 · ND30 with RS485 · ND30 with RS485 and Ethernet
Last updated

Registers (953)

953 read, 284 write

NameUnitAccessAddress (Hidden until you enter your email)Function (hidden)Type (hidden)
L1 VoltageVRead
L1 CurrentARead
L1 Active PowerWRead
L1 Reactive PowervarRead
L1 Apparent PowerVARead
L1 Power FactorRead
L1 Tan PhiRead
L1 Voltage THD%Read
L1 Current THD%Read
L2 VoltageVRead
L2 CurrentARead
L2 Active PowerWRead
L2 Reactive PowervarRead
L2 Apparent PowerVARead
L2 Power FactorRead
L2 Tan PhiRead
L2 Voltage THD%Read
L2 Current THD%Read
L3 VoltageVRead
L3 CurrentARead
L3 Active PowerWRead
L3 Reactive PowervarRead
L3 Apparent PowerVARead
L3 Power FactorRead
L3 Tan PhiRead
L3 Voltage THD%Read
L3 Current THD%Read
Mean Phase VoltageVRead
Mean CurrentARead
Total Active PowerWRead
Total Reactive PowervarRead
Total Apparent PowerVARead
Total Power FactorRead
Mean Tan PhiRead
Mean Voltage THD%Read
Mean Current THD%Read
FrequencyHzRead
Voltage L1-L2VRead
Voltage L2-L3VRead
Voltage L3-L1VRead
Mean Line VoltageVRead
Active Power DemandWRead
Apparent Power DemandVARead
Current DemandARead
Neutral CurrentARead
Active Import Energy Hundreds MWhMWhRead
Active Import Energy kWhkWhRead
Active Export Energy Hundreds MWhMWhRead
Active Export Energy kWhkWhRead
Reactive Inductive Energy Hundreds MvarhkvarhRead
Reactive Inductive Energy kvarhkvarhRead
Reactive Capacitive Energy Hundreds MvarhkvarhRead
Reactive Capacitive Energy kvarhkvarhRead
Apparent Energy Hundreds MVAhkVAhRead
Apparent Energy kVAhkVAhRead
Active Import Energy TotalkWhRead
Active Export Energy TotalkWhRead
Reactive Inductive Energy TotalkvarhRead
Reactive Capacitive Energy TotalkvarhRead
Apparent Energy TotalkVAhRead
Status Register 1Read
Status Register 2Read
Status Register 3Read
Status Register 4Read
Status Register 5Read
Status Register 6Read
MAC Address Word 1Read
MAC Address Word 2Read
MAC Address Word 3Read
Status Register 7Read
Clock Seconds ValuesRead
Clock Hours Minutes ValueRead
Clock Month Day ValueRead
Clock Year ValueRead
Status Register 1 FloatRead
Status Register 2 FloatRead
Status Register 3 FloatRead
Status Register 4 FloatRead
Status Register 5 FloatRead
Status Register 6 FloatRead
Analog Output CurrentmARead
Temperature T1°CRead
Temperature T2°CRead
L1 Voltage MinVRead
L1 Voltage MaxVRead
L2 Voltage MinVRead
L2 Voltage MaxVRead
L3 Voltage MinVRead
L3 Voltage MaxVRead
L1 Current MinARead
L1 Current MaxARead
L2 Current MinARead
L2 Current MaxARead
L3 Current MinARead
L3 Current MaxARead
L1 Active Power MinWRead
L1 Active Power MaxWRead
L2 Active Power MinWRead
L2 Active Power MaxWRead
L3 Active Power MinWRead
L3 Active Power MaxWRead
L1 Reactive Power MinvarRead
L1 Reactive Power MaxvarRead
L2 Reactive Power MinvarRead
L2 Reactive Power MaxvarRead
L3 Reactive Power MinvarRead
L3 Reactive Power MaxvarRead
L1 Apparent Power MinVARead
L1 Apparent Power MaxVARead
L2 Apparent Power MinVARead
L2 Apparent Power MaxVARead
L3 Apparent Power MinVARead
L3 Apparent Power MaxVARead
L1 Power Factor MinRead
L1 Power Factor MaxRead
L2 Power Factor MinRead
L2 Power Factor MaxRead
L3 Power Factor MinRead
L3 Power Factor MaxRead
L1 Tan Phi MinRead
L1 Tan Phi MaxRead
L2 Tan Phi MinRead
L2 Tan Phi MaxRead
L3 Tan Phi MinRead
L3 Tan Phi MaxRead
Voltage L1-L2 MinVRead
Voltage L1-L2 MaxVRead
Voltage L2-L3 MinVRead
Voltage L2-L3 MaxVRead
Voltage L3-L1 MinVRead
Voltage L3-L1 MaxVRead
Mean Phase Voltage MinVRead
Mean Phase Voltage MaxVRead
Mean Current MinARead
Mean Current MaxARead
Total Active Power MinWRead
Total Active Power MaxWRead
Total Reactive Power MinvarRead
Total Reactive Power MaxvarRead
Total Apparent Power MinVARead
Total Apparent Power MaxVARead
Total Power Factor MinRead
Total Power Factor MaxRead
Mean Tan Phi MinRead
Mean Tan Phi MaxRead
Frequency MinHzRead
Frequency MaxHzRead
Mean Line Voltage MinVRead
Mean Line Voltage MaxVRead
Active Power Demand MinWRead
Active Power Demand MaxWRead
Apparent Power Demand MinVARead
Apparent Power Demand MaxVARead
Current Demand MinARead
Current Demand MaxARead
Neutral Current MinARead
Neutral Current MaxARead
Temperature T1 Min°CRead
Temperature T1 Max°CRead
Temperature T2 Min°CRead
Temperature T2 Max°CRead
L1 Voltage THD Min%Read
L1 Voltage THD Max%Read
L2 Voltage THD Min%Read
L2 Voltage THD Max%Read
L3 Voltage THD Min%Read
L3 Voltage THD Max%Read
Mean Voltage THD Min%Read
Mean Voltage THD Max%Read
L1 Current THD Min%Read
L1 Current THD Max%Read
L2 Current THD Min%Read
L2 Current THD Max%Read
L3 Current THD Min%Read
L3 Current THD Max%Read
Mean Current THD Min%Read
Mean Current THD Max%Read
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
L1 Voltage Harmonic 32%Read
L1 Voltage Harmonic 33%Read
L1 Voltage Harmonic 34%Read
L1 Voltage Harmonic 35%Read
L1 Voltage Harmonic 36%Read
L1 Voltage Harmonic 37%Read
L1 Voltage Harmonic 38%Read
L1 Voltage Harmonic 39%Read
L1 Voltage Harmonic 40%Read
L1 Voltage Harmonic 41%Read
L1 Voltage Harmonic 42%Read
L1 Voltage Harmonic 43%Read
L1 Voltage Harmonic 44%Read
L1 Voltage Harmonic 45%Read
L1 Voltage Harmonic 46%Read
L1 Voltage Harmonic 47%Read
L1 Voltage Harmonic 48%Read
L1 Voltage Harmonic 49%Read
L1 Voltage Harmonic 50%Read
L1 Voltage Harmonic 51%Read
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
L2 Voltage Harmonic 32%Read
L2 Voltage Harmonic 33%Read
L2 Voltage Harmonic 34%Read
L2 Voltage Harmonic 35%Read
L2 Voltage Harmonic 36%Read
L2 Voltage Harmonic 37%Read
L2 Voltage Harmonic 38%Read
L2 Voltage Harmonic 39%Read
L2 Voltage Harmonic 40%Read
L2 Voltage Harmonic 41%Read
L2 Voltage Harmonic 42%Read
L2 Voltage Harmonic 43%Read
L2 Voltage Harmonic 44%Read
L2 Voltage Harmonic 45%Read
L2 Voltage Harmonic 46%Read
L2 Voltage Harmonic 47%Read
L2 Voltage Harmonic 48%Read
L2 Voltage Harmonic 49%Read
L2 Voltage Harmonic 50%Read
L2 Voltage Harmonic 51%Read
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
L3 Voltage Harmonic 32%Read
L3 Voltage Harmonic 33%Read
L3 Voltage Harmonic 34%Read
L3 Voltage Harmonic 35%Read
L3 Voltage Harmonic 36%Read
L3 Voltage Harmonic 37%Read
L3 Voltage Harmonic 38%Read
L3 Voltage Harmonic 39%Read
L3 Voltage Harmonic 40%Read
L3 Voltage Harmonic 41%Read
L3 Voltage Harmonic 42%Read
L3 Voltage Harmonic 43%Read
L3 Voltage Harmonic 44%Read
L3 Voltage Harmonic 45%Read
L3 Voltage Harmonic 46%Read
L3 Voltage Harmonic 47%Read
L3 Voltage Harmonic 48%Read
L3 Voltage Harmonic 49%Read
L3 Voltage Harmonic 50%Read
L3 Voltage Harmonic 51%Read
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
L1 Current Harmonic 32%Read
L1 Current Harmonic 33%Read
L1 Current Harmonic 34%Read
L1 Current Harmonic 35%Read
L1 Current Harmonic 36%Read
L1 Current Harmonic 37%Read
L1 Current Harmonic 38%Read
L1 Current Harmonic 39%Read
L1 Current Harmonic 40%Read
L1 Current Harmonic 41%Read
L1 Current Harmonic 42%Read
L1 Current Harmonic 43%Read
L1 Current Harmonic 44%Read
L1 Current Harmonic 45%Read
L1 Current Harmonic 46%Read
L1 Current Harmonic 47%Read
L1 Current Harmonic 48%Read
L1 Current Harmonic 49%Read
L1 Current Harmonic 50%Read
L1 Current Harmonic 51%Read
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
L2 Current Harmonic 32%Read
L2 Current Harmonic 33%Read
L2 Current Harmonic 34%Read
L2 Current Harmonic 35%Read
L2 Current Harmonic 36%Read
L2 Current Harmonic 37%Read
L2 Current Harmonic 38%Read
L2 Current Harmonic 39%Read
L2 Current Harmonic 40%Read
L2 Current Harmonic 41%Read
L2 Current Harmonic 42%Read
L2 Current Harmonic 43%Read
L2 Current Harmonic 44%Read
L2 Current Harmonic 45%Read
L2 Current Harmonic 46%Read
L2 Current Harmonic 47%Read
L2 Current Harmonic 48%Read
L2 Current Harmonic 49%Read
L2 Current Harmonic 50%Read
L2 Current Harmonic 51%Read
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
L3 Current Harmonic 32%Read
L3 Current Harmonic 33%Read
L3 Current Harmonic 34%Read
L3 Current Harmonic 35%Read
L3 Current Harmonic 36%Read
L3 Current Harmonic 37%Read
L3 Current Harmonic 38%Read
L3 Current Harmonic 39%Read
L3 Current Harmonic 40%Read
L3 Current Harmonic 41%Read
L3 Current Harmonic 42%Read
L3 Current Harmonic 43%Read
L3 Current Harmonic 44%Read
L3 Current Harmonic 45%Read
L3 Current Harmonic 46%Read
L3 Current Harmonic 47%Read
L3 Current Harmonic 48%Read
L3 Current Harmonic 49%Read
L3 Current Harmonic 50%Read
L3 Current Harmonic 51%Read
Reactive Power DemandvarRead
Reactive Power Demand MinvarRead
Reactive Power Demand MaxvarRead
Average Power FactorRead
Average Power Factor MinRead
Average Power Factor MaxRead
Active Import Previous Year Hundreds MWhMWhRead
Active Import Previous Year kWhkWhRead
Active Export Previous Year Hundreds MWhMWhRead
Active Export Previous Year kWhkWhRead
Active Import Current Year Hundreds MWhMWhRead
Active Import Current Year kWhkWhRead
Active Export Current Year Hundreds MWhMWhRead
Active Export Current Year kWhkWhRead
Active Import Current Month Hundreds MWhMWhRead
Active Import Current Month kWhkWhRead
Active Export Current Month Hundreds MWhMWhRead
Active Export Current Month kWhkWhRead
Active Import Current Week Hundreds MWhMWhRead
Active Import Current Week kWhkWhRead
Active Export Current Week Hundreds MWhMWhRead
Active Export Current Week kWhkWhRead
Active Import Current 48 h Hundreds MWhMWhRead
Active Import Current 48 h kWhkWhRead
Active Export Current 48 h Hundreds MWhMWhRead
Active Export Current 48 h kWhkWhRead
Active Import Current 24 h Hundreds MWhMWhRead
Active Import Current 24 h kWhkWhRead
Active Export Current 24 h Hundreds MWhMWhRead
Active Export Current 24 h kWhkWhRead
L1 Voltage Harmonic 52%Read
L1 Voltage Harmonic 53%Read
L1 Voltage Harmonic 54%Read
L1 Voltage Harmonic 55%Read
L1 Voltage Harmonic 56%Read
L1 Voltage Harmonic 57%Read
L1 Voltage Harmonic 58%Read
L1 Voltage Harmonic 59%Read
L1 Voltage Harmonic 60%Read
L1 Voltage Harmonic 61%Read
L1 Voltage Harmonic 62%Read
L1 Voltage Harmonic 63%Read
L2 Voltage Harmonic 52%Read
L2 Voltage Harmonic 53%Read
L2 Voltage Harmonic 54%Read
L2 Voltage Harmonic 55%Read
L2 Voltage Harmonic 56%Read
L2 Voltage Harmonic 57%Read
L2 Voltage Harmonic 58%Read
L2 Voltage Harmonic 59%Read
L2 Voltage Harmonic 60%Read
L2 Voltage Harmonic 61%Read
L2 Voltage Harmonic 62%Read
L2 Voltage Harmonic 63%Read
L3 Voltage Harmonic 52%Read
L3 Voltage Harmonic 53%Read
L3 Voltage Harmonic 54%Read
L3 Voltage Harmonic 55%Read
L3 Voltage Harmonic 56%Read
L3 Voltage Harmonic 57%Read
L3 Voltage Harmonic 58%Read
L3 Voltage Harmonic 59%Read
L3 Voltage Harmonic 60%Read
L3 Voltage Harmonic 61%Read
L3 Voltage Harmonic 62%Read
L3 Voltage Harmonic 63%Read
L1 Current Harmonic 52%Read
L1 Current Harmonic 53%Read
L1 Current Harmonic 54%Read
L1 Current Harmonic 55%Read
L1 Current Harmonic 56%Read
L1 Current Harmonic 57%Read
L1 Current Harmonic 58%Read
L1 Current Harmonic 59%Read
L1 Current Harmonic 60%Read
L1 Current Harmonic 61%Read
L1 Current Harmonic 62%Read
L1 Current Harmonic 63%Read
L2 Current Harmonic 52%Read
L2 Current Harmonic 53%Read
L2 Current Harmonic 54%Read
L2 Current Harmonic 55%Read
L2 Current Harmonic 56%Read
L2 Current Harmonic 57%Read
L2 Current Harmonic 58%Read
L2 Current Harmonic 59%Read
L2 Current Harmonic 60%Read
L2 Current Harmonic 61%Read
L2 Current Harmonic 62%Read
L2 Current Harmonic 63%Read
L3 Current Harmonic 52%Read
L3 Current Harmonic 53%Read
L3 Current Harmonic 54%Read
L3 Current Harmonic 55%Read
L3 Current Harmonic 56%Read
L3 Current Harmonic 57%Read
L3 Current Harmonic 58%Read
L3 Current Harmonic 59%Read
L3 Current Harmonic 60%Read
L3 Current Harmonic 61%Read
L3 Current Harmonic 62%Read
L3 Current Harmonic 63%Read
Programmable Value 1Read
Programmable Value 2Read
Programmable Value 3Read
Programmable Value 4Read
Programmable Value 5Read
Programmable Value 6Read
Programmable Value 7Read
Programmable Value 8Read
Programmable Value 9Read
Programmable Value 10Read
Programmable Value 11Read
Programmable Value 12Read
Programmable Value 13Read
Programmable Value 14Read
Programmable Value 15Read
Programmable Value 16Read
Programmable Value 17Read
Programmable Value 18Read
Programmable Value 19Read
Programmable Value 20Read
Programmable Value 21Read
Programmable Value 22Read
Programmable Value 23Read
Programmable Value 24Read
Programmable Value 25Read
Programmable Value 26Read
Programmable Value 27Read
Programmable Value 28Read
Programmable Value 29Read
Programmable Value 30Read
Programmable Value 31Read
Programmable Value 32Read
Programmable Value 33Read
Programmable Value 34Read
Programmable Value 35Read
Programmable Value 36Read
Programmable Value 37Read
Programmable Value 38Read
Programmable Value 39Read
Programmable Value 40Read
Programmable Value 41Read
Programmable Value 42Read
Programmable Value 43Read
Programmable Value 44Read
Programmable Value 45Read
Programmable Value 46Read
Programmable Value 47Read
Programmable Value 48Read
Programmable Value 49Read
Programmable Value 50Read
Programmable Value 51Read
Programmable Value 52Read
Programmable Value 53Read
Programmable Value 54Read
Programmable Value 55Read
Programmable Value 56Read
Programmable Value 57Read
Programmable Value 58Read
Programmable Value 59Read
Programmable Value 60Read
PasswordRead and write
Connection TypeRead and write
Voltage On Terminal 2Read and write
Voltage On Terminal 5Read and write
Voltage On Terminal 8Read and write
Current On Terminals 1-3Read and write
Current On Terminals 4-6Read and write
Current On Terminals 7-9Read and write
Input Current RangeRead and write
Input Voltage RangeRead and write
VT Primary VoltageVRead and write
VT Secondary VoltageVRead and write
CT Primary CurrentARead and write
CT Secondary CurrentARead and write
Demand Averaging TimeRead and write
Demand Clock SynchronizationRead and write
Wire Resistance Input T1ΩRead and write
Wire Resistance Input T2ΩRead and write
Erase Energy CountersRead and write
Erase Demand ValuesRead and write
Erase Min Max ValuesRead and write
Erase Alarm LatchRead and write
Alarm 1 Condition LogicRead and write
Alarm 1 Relay State On AlarmRead and write
Alarm 1 Deactivation LockRead and write
Alarm 1 SignalizationRead and write
Alarm 1 Condition 1 QuantityRead and write
Alarm 1 Condition 1 TypeRead and write
Alarm 1 Condition 1 Lower Value%Read and write
Alarm 1 Condition 1 Upper Value%Read and write
Alarm 1 Condition 1 Activation DelaysRead and write
Alarm 1 Condition 1 Deactivation DelaysRead and write
Alarm 1 Condition 1 Reactivation LocksRead and write
Alarm 1 Condition 1 SignalizationRead and write
Alarm 1 Condition 2 QuantityRead and write
Alarm 1 Condition 2 TypeRead and write
Alarm 1 Condition 2 Lower Value%Read and write
Alarm 1 Condition 2 Upper Value%Read and write
Alarm 1 Condition 2 Activation DelaysRead and write
Alarm 1 Condition 2 Deactivation DelaysRead and write
Alarm 1 Condition 2 Reactivation LocksRead and write
Alarm 1 Condition 2 SignalizationRead and write
Alarm 1 Condition 3 QuantityRead and write
Alarm 1 Condition 3 TypeRead and write
Alarm 1 Condition 3 Lower Value%Read and write
Alarm 1 Condition 3 Upper Value%Read and write
Alarm 1 Condition 3 Activation DelaysRead and write
Alarm 1 Condition 3 Deactivation DelaysRead and write
Alarm 1 Condition 3 Reactivation LocksRead and write
Alarm 1 Condition 3 SignalizationRead and write
Alarm 2 Condition LogicRead and write
Alarm 2 Relay State On AlarmRead and write
Alarm 2 Deactivation LockRead and write
Alarm 2 SignalizationRead and write
Alarm 2 Condition 1 QuantityRead and write
Alarm 2 Condition 1 TypeRead and write
Alarm 2 Condition 1 Lower Value%Read and write
Alarm 2 Condition 1 Upper Value%Read and write
Alarm 2 Condition 1 Activation DelaysRead and write
Alarm 2 Condition 1 Deactivation DelaysRead and write
Alarm 2 Condition 1 Reactivation LocksRead and write
Alarm 2 Condition 1 SignalizationRead and write
Alarm 2 Condition 2 QuantityRead and write
Alarm 2 Condition 2 TypeRead and write
Alarm 2 Condition 2 Lower Value%Read and write
Alarm 2 Condition 2 Upper Value%Read and write
Alarm 2 Condition 2 Activation DelaysRead and write
Alarm 2 Condition 2 Deactivation DelaysRead and write
Alarm 2 Condition 2 Reactivation LocksRead and write
Alarm 2 Condition 2 SignalizationRead and write
Alarm 2 Condition 3 QuantityRead and write
Alarm 2 Condition 3 TypeRead and write
Alarm 2 Condition 3 Lower Value%Read and write
Alarm 2 Condition 3 Upper Value%Read and write
Alarm 2 Condition 3 Activation DelaysRead and write
Alarm 2 Condition 3 Deactivation DelaysRead and write
Alarm 2 Condition 3 Reactivation LocksRead and write
Alarm 2 Condition 3 SignalizationRead and write
Analog Output QuantityRead and write
Analog Output TypeRead and write
Analog Output Input Range Low%Read and write
Analog Output Input Range High%Read and write
Analog Output Current LowmARead and write
Analog Output Current HighmARead and write
Analog Output Manual ModeRead and write
Modbus AddressRead and write
Transmission ModeRead and write
Baud RateRead and write
Apply Transmission SettingsRead and write
Archive Group 1 Values Mask 1Read and write
Archive Group 1 Values Mask 2Read and write
Archive Group 1 Values Mask 3Read and write
Archive Group 1 Values Mask 4Read and write
Archive Group 1 Trigger QuantityRead and write
Archive Group 1 Trigger TypeRead and write
Archive Group 1 Lower Limit%Read and write
Archive Group 1 Upper Limit%Read and write
Archive Group 1 PeriodsRead and write
Archive Group 2 Values Mask 1Read and write
Archive Group 2 Values Mask 2Read and write
Archive Group 2 Values Mask 3Read and write
Archive Group 2 Values Mask 4Read and write
Archive Group 2 Trigger QuantityRead and write
Archive Group 2 Trigger TypeRead and write
Archive Group 2 Lower Limit%Read and write
Archive Group 2 Upper Limit%Read and write
Archive Group 2 PeriodsRead and write
Copy Archive To FilesRead and write
Delete Internal ArchiveRead and write
Archive Field SeparatorRead and write
Archive Decimal SeparatorRead and write
DHCP ClientRead and write
IP Address High WordRead and write
Subnet Mask High WordRead and write
Default Gateway High WordRead and write
DNS Address High WordRead and write
IP Address Low WordRead and write
Subnet Mask Low WordRead and write
Default Gateway Low WordRead and write
DNS Address Low WordRead and write
Ethernet SpeedRead and write
FTP Command PortRead and write
FTP Data PortRead and write
Modbus TCP Max ConnectionsRead and write
Modbus TCP Port Close TimesRead and write
Modbus TCP Unit IDRead and write
Modbus TCP PortRead and write
Web Server PortRead and write
Apply Ethernet SettingsRead and write
Menu LanguageRead and write
Restore Default SettingsRead and write
Clock SecondssRead and write
Clock Hour MinuteRead and write
Clock Month DayRead and write
Clock YearRead and write
Programmable Group Register 1Read and write
Programmable Group Register 2Read and write
Programmable Group Register 3Read and write
Programmable Group Register 4Read and write
Programmable Group Register 5Read and write
Programmable Group Register 6Read and write
Programmable Group Register 7Read and write
Programmable Group Register 8Read and write
Programmable Group Register 9Read and write
Programmable Group Register 10Read and write
Programmable Group Register 11Read and write
Programmable Group Register 12Read and write
Programmable Group Register 13Read and write
Programmable Group Register 14Read and write
Programmable Group Register 15Read and write
Programmable Group Register 16Read and write
Programmable Group Register 17Read and write
Programmable Group Register 18Read and write
Programmable Group Register 19Read and write
Programmable Group Register 20Read and write
Programmable Group Register 21Read and write
Programmable Group Register 22Read and write
Programmable Group Register 23Read and write
Programmable Group Register 24Read and write
Programmable Group Register 25Read and write
Programmable Group Register 26Read and write
Programmable Group Register 27Read and write
Programmable Group Register 28Read and write
Programmable Group Register 29Read and write
Programmable Group Register 30Read and write
Programmable Group Register 31Read and write
Programmable Group Register 32Read and write
Programmable Group Register 33Read and write
Programmable Group Register 34Read and write
Programmable Group Register 35Read and write
Programmable Group Register 36Read and write
Programmable Group Register 37Read and write
Programmable Group Register 38Read and write
Programmable Group Register 39Read and write
Programmable Group Register 40Read and write
Programmable Group Register 41Read and write
Programmable Group Register 42Read and write
Programmable Group Register 43Read and write
Programmable Group Register 44Read and write
Programmable Group Register 45Read and write
Programmable Group Register 46Read and write
Programmable Group Register 47Read and write
Programmable Group Register 48Read and write
Programmable Group Register 49Read and write
Programmable Group Register 50Read and write
Programmable Group Register 51Read and write
Programmable Group Register 52Read and write
Programmable Group Register 53Read and write
Programmable Group Register 54Read and write
Programmable Group Register 55Read and write
Programmable Group Register 56Read and write
Programmable Group Register 57Read and write
Programmable Group Register 58Read and write
Programmable Group Register 59Read and write
Programmable Group Register 60Read and write
Restore Default Programmable GroupRead and write
Display BrightnessRead and write
Time To Minimum BrightnesssRead and write
Page ColorsRead and write
Enabled PagesRead and write
Page 1 Display 1Read and write
Page 1 Display 2Read and write
Page 1 Display 3Read and write
Page 1 Display 4Read and write
Page 1 Display 5Read and write
Page 1 Display 6Read and write
Page 1 Display 7Read and write
Page 1 Display 8Read and write
Page 2 Display 1Read and write
Page 2 Display 2Read and write
Page 2 Display 3Read and write
Page 2 Display 4Read and write
Page 2 Display 5Read and write
Page 2 Display 6Read and write
Page 2 Display 7Read and write
Page 2 Display 8Read and write
Page 3 Display 1Read and write
Page 3 Display 2Read and write
Page 3 Display 3Read and write
Page 3 Display 4Read and write
Page 3 Display 5Read and write
Page 3 Display 6Read and write
Page 3 Display 7Read and write
Page 3 Display 8Read and write
Page 4 Display 1Read and write
Page 4 Display 2Read and write
Page 4 Display 3Read and write
Page 4 Display 4Read and write
Page 4 Display 5Read and write
Page 4 Display 6Read and write
Page 4 Display 7Read and write
Page 4 Display 8Read and write
Page 5 Display 1Read and write
Page 5 Display 2Read and write
Page 5 Display 3Read and write
Page 5 Display 4Read and write
Page 5 Display 5Read and write
Page 5 Display 6Read and write
Page 5 Display 7Read and write
Page 5 Display 8Read and write
Page 6 Display 1Read and write
Page 6 Display 2Read and write
Page 6 Display 3Read and write
Page 6 Display 4Read and write
Page 6 Display 5Read and write
Page 6 Display 6Read and write
Page 6 Display 7Read and write
Page 6 Display 8Read and write
Page 7 Display 1Read and write
Page 7 Display 2Read and write
Page 7 Display 3Read and write
Page 7 Display 4Read and write
Page 7 Display 5Read and write
Page 7 Display 6Read and write
Page 7 Display 7Read and write
Page 7 Display 8Read and write
Page 8 Display 1Read and write
Page 8 Display 2Read and write
Page 8 Display 3Read and write
Page 8 Display 4Read and write
Page 8 Display 5Read and write
Page 8 Display 6Read and write
Page 8 Display 7Read and write
Page 8 Display 8Read and write
Page 9 Display 1Read and write
Page 9 Display 2Read and write
Page 9 Display 3Read and write
Page 9 Display 4Read and write
Page 9 Display 5Read and write
Page 9 Display 6Read and write
Page 9 Display 7Read and write
Page 9 Display 8Read and write
Page 10 Display 1Read and write
Page 10 Display 2Read and write
Page 10 Display 3Read and write
Page 10 Display 4Read and write
Page 10 Display 5Read and write
Page 10 Display 6Read and write
Page 10 Display 7Read and write
Page 10 Display 8Read and write
Restore Default PagesRead and write
Bar Indicator QuantityRead and write
Bar Indicator Bottom ScaleRead and write
Bar Indicator Top ScaleRead and write
Device IdentifierRead
Bootloader VersionRead
Firmware VersionRead
Ordering CodeRead
Nominal Voltage LowVRead
Nominal Voltage HighVRead
Nominal Current 1 AARead
Nominal Current 5 AARead
Serial NumberRead
Pt100 Resistance T1ΩRead
Pt100 Resistance T2ΩRead
Files Archive Usage%Read
Group 1 Archive Usage%Read
Group 2 Archive Usage%Read
Total Archive Usage%Read
Group 1 Copy Progress%Read
Group 2 Copy Progress%Read
Total Copy Progress%Read
Active Import Energy Previous YearkWhRead
Active Export Energy Previous YearkWhRead
Active Import Energy Current YearkWhRead
Active Export Energy Current YearkWhRead
Active Import Energy Current MonthkWhRead
Active Export Energy Current MonthkWhRead
Active Import Energy Current WeekkWhRead
Active Export Energy Current WeekkWhRead
Active Import Energy Current 48 hkWhRead
Active Export Energy Current 48 hkWhRead
Active Import Energy Current 24 hkWhRead
Active Export Energy Current 24 hkWhRead

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If a device is not in the library yet, we build the template for free as soon as we have the register data.

Use cases

  • Show phase voltages, currents and total power of a distribution board on one dashboard.
  • Get an alarm by email when the voltage THD or the neutral current goes above your limit.
  • Track monthly and yearly imported and exported energy in the history for an energy report.
  • Compare the daily maximum demand with the contracted capacity of the connection.
  • Change the alarm thresholds of the meter outputs remotely without going to the panel.

Installation

  1. Connect the RS485 terminals A and B of the ND30 to the RS485 port of the ModbusCloud Gateway, and terminate both ends of the bus with 120 ohm.

  2. On the meter, set the Modbus address, baud rate and mode in the RS485 menu (default address 1, 9600 baud, 8N2).

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

  4. Check that the phase voltages and frequency read correctly, then check the transformer ratios before you use the power and energy values.

Things to watch for

The meter does not answer. What should I check?

Check that the gateway uses the same address, baud rate and mode as the meter. The default is 8N2, two stop bits and no parity, which many tools do not use by default. Then swap A and B and check the 120 ohm termination at both ends of the bus.

The power and energy values are a factor off.

The meter applies the current and voltage transformer ratios itself. Check the primary and secondary values in the transformer registers against the transformers in the installation. A wrong current range (1 A or 5 A) also gives a constant factor.

Why are there two registers for each energy counter?

The energy counters run up to 99999.99 kWh and then add one to a second register that counts in steps of 100 MWh. Add both values for the total. The total counters in the status block give the whole value in one register in kWh with two decimals.

What should I watch out for when writing settings?

Writing changes the meter immediately. Wrong transformer ratios make every reading wrong, the erase registers clear energy counters and min and max values for good, and new RS485 or Ethernet settings only take effect after you write the apply register, after which you may need to change the gateway settings too.

Can I connect several ND30 meters to one bus?

Yes. Give each meter its own address between 1 and 247, use the same baud rate and mode on all of them, and add each meter as its own Modbus device in ModbusCloud.

Want to see how it works?

Electrician working in an open distribution board