Sungrow SG1000MX Inverters

Purpose

The purpose of this plugin is to collect data from Sungrow SG1000MX Inverters.

Usage

This plugin reads the data from the Sungrow SG1000MX Inverters via Ethernet TCP. This plugin relies on the Modbus Ardexa plugin. It uses the Modbus Specification using the TCP protocol. It will be run every 5 minutes, by default. Inverter data will be collected to the solar table. The inverter will be interrogated for the following data.

# Table,    # Group Name,   Variable Name,                  Register,   Num of Regs,   Type,    Units,  Scale,  RO/RW,  Lookup Table
solar,      inverter,       Total Energy,                   5004,       1,             dec,     Wh,     1000,     RO, 
solar,      inverter,       Total Hours,                    5006,       1,             dec,     h,      1,        RO, 
solar,      inverter,       Temperature,                    5008,       1,             dec,     °C,     0.1,      RO, 
solar,      inverter,       DC Voltage 1,                   5011,       1,             dec,     V,      0.1,      RO, 
solar,      inverter,       DC Current 1,                   5012,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Power,                       5017,       1,             dec,     W,      1,        RO, 
solar,      inverter,       AC Voltage 1-2,                 5019,       1,             dec,     V,      0.1,      RO, 
solar,      inverter,       AC Voltage 2-3,                 5020,       1,             dec,     V,      0.1,      RO, 
solar,      inverter,       AC Voltage 3-1,                 5021,       1,             dec,     V,      0.1,      RO, 
solar,      inverter,       AC Current 1,                   5022,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       AC Current 2,                   5023,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       AC Current 3,                   5024,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       AC Power,                       5031,       1,             dec,     W,      1,        RO, 
solar,      inverter,       AC Reactive Power,              5033,       1,             dec,     var,    1,        RO, 
solar,      inverter,       Cos Phi,                        5035,       1,             str,     .,      1,        RO, 
solar,      inverter,       Grid Freq,                      5036,       1,             dec,     Hz,     0.1,      RO, 
solar,      inverter,       Efficieny,                      5037,       1,             dec,     %,      0.1,      RO, 
solar,      inverter,       Status,                         5038,       1,             str,     ,       1,        RO,   dict/status.dict
solar,      inverter,       Fault State 1,                  5050,       1,             bit,     .,      1,        RO,   dict/fault_state1.dict 
solar,      inverter,       Fault State 2,                  5052,       1,             bit,     .,      1,        RO,   dict/fault_state2.dict 
solar,      inverter,       Node State 1,                   5058,       1,             bit,     .,      1,        RO,   dict/node_state1.dict 
solar,      inverter,       Module Temperature 1,           5063,       1,             dec,     °C,     0.1,      RO, 
solar,      inverter,       Module Temperature 2,           5064,       1,             dec,     °C,     0.1,      RO, 
solar,      inverter,       Module Temperature 3,           5065,       1,             dec,     °C,     0.1,      RO, 
solar,      inverter,       Module Temperature 4,           5066,       1,             dec,     °C,     0.1,      RO, 
solar,      inverter,       Module Temperature 5,           5067,       1,             dec,     °C,     0.1,      RO, 
solar,      inverter,       Module Temperature 6,           5068,       1,             dec,     °C,     0.1,      RO, 
solar,      inverter,       Temperature 1,                  5069,       1,             dec,     °C,     0.1,      RO, 
solar,      inverter,       Temperature 2,                  5070,       1,             dec,     °C,     0.1,      RO, 
solar,      inverter,       Positive Resistance to Gnd,     5073,       1,             dec,     kOhms,  0.01,     RO, 
solar,      inverter,       Negative Resistance to Gnd,     5075,       1,             dec,     kOhms,  0.01,     RO, 
solar,      inverter,       Work State 1,                   5081,       1,             bit,     .,      1,        RO,   dict/work_state1.dict 
solar,      inverter,       Alarm State 1,                  5091,       1,             bit,     .,      1,        RO,   dict/alarm_state1.dict 
solar,      inverter,       Alarm State 1,                  5093,       1,             bit,     .,      1,        RO,   dict/alarm_state2.dict 
solar,      inverter,       Daily Energy,                   5134,       1,             dec,     Wh,     100,      RO, 
solar,      inverter,       Leakage Current,                5139,       1,             dec,     mA,     1,        RO, 
solar,      inverter,       DC Current 1,                   7013,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 2,                   7014,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 3,                   7015,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 4,                   7016,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 5,                   7017,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 6,                   7018,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 7,                   7019,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 8,                   7020,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 9,                   7021,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 10,                  7022,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 11,                  7023,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 12,                  7024,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 13,                  7025,       1,             dec,     A,      0.1,      RO, 
solar,      inverter,       DC Current 14,                  7026,       1,             dec,     A,      0.1,      RO, 

Arguments

Arguments are as follows:

  • endpoint. This is either a serial device like /dev/ttyS0 or an IP or DNS like 192.168.1.15

  • bus_addresses. An RS485 address in the range 2-63. This can be a hyphenated list like 3-10 or a list like 2,5,7,9

  • --port. This is an optional parameter used in an Ethernet gateway, and is the TCP port used for the gateway. Default is 502

  • --attempts. This is an optional parameter, and determines how many times to times to attempt to read an inverter value. Default is 1

  • --delay. This is the delay in seconds between inverter send and receive commands, AND if attempts > 1. Fractions like 0.3 can be used. Default is 0.05

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