Modbus configurations for tested sensors

Brand / Company	Modbus slave device	Description	Parameter	Slave address* (default) User-defined	Register index (hexadecimal view)	Function code	Data type	Data ordering	Polling period

Brand / Company	Modbus slave device	Description	Parameter	Slave address* (default) User-defined	Register index (hexadecimal view)	Function code	Data type	Data ordering	Polling period
Circutor	CVM-C10 series	Power analyzer, panel	Voltage, V	1	0000	Read input register (0x04)	32 bits unsigned int	high byte first, high word first	10 seconds
Circutor	CVM-C10 series	Power analyzer, panel	Frequency, Hz	1	003C	Read input register (0x04)	32 bits unsigned int	high byte first, high word first	10 seconds
Eastron	SDM220 series	Energy meter	Voltage, V	1	0000	Read input register (0x04)	32 bits IEEE 754 floating point	high byte first, high word first	10 seconds
			Active power, Watts		000C
			Frequency, Hz		0046

Slave address* - Usually is set to 1 by the manufacturer. This parameter can be changed manually.

Documentation (English)