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PowerScout 3-8, ViewPoint MODBUS registers: read online

Connect PowerScout to the computer through a USB-to-serial or RS485 adapter and read its registers in your browser: click "Read register values online" under the model (Chrome or Edge, nothing to install). The tables below list the MODBUS offset, unit, data type and scale of every register shown. For logging 24/7 into a database, CSV files or Excel, use the Advanced Serial Data Logger (for MODBUS RTU) or Advanced TCP/IP Data Logger (for MODBUS TCP): they poll the complete map of every model on this page and provide continuous PowerScout logger and poll.

Do you not know the meter address? Scan the device address online

PowerScout 3-8 ViewPoint - MODBUS Maps

Connection and addressing notes

Protocol
Modbus
Register addressing
offset column refers to base 40001, actual requested address is offset by 40001 (e.g. offset 4000 = 44001)
Data format
32-bit values use two consecutive LSW/MSW registers

Registers in the map: 70 (the first 50 are listed below; the browser reader and the data loggers use the complete map). function 3 (holding registers). byte order big-endian. data types: word.

MODBUS offsetDescriptionUnitsData typeScale
4068Firmware Major Revision word 
4069Firmware Minor Revision word 
4000kWh System LSWkWhword 
4001kWh System MSWkWhword 
4002kW SystemkWword 
4003kW Demand System MaxkWword 
4004kW Demand System NowkWword 
4005kW System MaxkWword 
4006kW System MinkWword 
4007kVARh System LSWkVAword 
4008kVARh System MSWkVAword 
4009kVAR SystemkVAword 
4010kVAh System LSWkVAword 
4011kVAh System MSWkVAword 
4012kVA SystemkVAword 
4013Displacement PF System word 
4014Apparent PF System word 
4015Amps System AvgAword 
4016Volts Line to Line AvgVword 
4017Volts Line to Neutral AvgVword 
4018Volts L1 to L2Vword 
4019Volts L2 to L3Vword 
4020Volts L1 to L3Vword 
4021Line FrequencyHzword 
4022kWh L1 LSWkWhword 
4023kWh L1 MSWkWhword 
4024kWh L2 LSWkWhword 
4025kWh L2 MSWkWhword 
4026kWh L3 LSWkWhword 
4027kWh L3 MSWkWhword 
4028kW L1kWword 
4029kW L2kWword 
4030kW L3kWword 
4031kVARh L1 LSWkVAword 
4032kVARh L1 MSWkVAword 
4033kVARh L2 LSWkVAword 
4034kVARh L2 MSWkVAword 
4035kVARh L3 LSWkVAword 
4036kVARh L3 MSWkVAword 
4037kVAR L1kVAword 
4038kVAR L2kVAword 
4039kVAR L3kVAword 
4040kVAh L1 LSWkVAword 
4041kVAh L1 MSWkVAword 
4042kVAh L2 LSWkVAword 
4043kVAh L2 MSWkVAword 
4044kVAh L3 LSWkVAword 
4045kVAh L3 MSWkVAword 
4046kVA L1kVAword 
4047kVA L2kVAword 

This is not the complete map: 50 of 70 registers are listed above. Click "Read register values online" to read any register of your device in the browser, or download the program to log the complete map.

Related MODBUS registers maps

Note: Products and companies mentioned here are used only for definition and identification purposes and can be trademarks and/or registered trademarks of the respective companies.

MODBUS COM Port Connection