How to analyze off grid inverter issues based on History data
When off grid inverter is something wrong, you can analyze the issue via History data firstly
1. SPF 5000ES/SPF 5000TL HVM WPV
History Data Download
a. Access server.growatt.com
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16576151969163-1024x500.png)
b. Download History Data
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_1657615262840-1024x477.png)
c. Download History Data
Example:
d. Meaning of History data
fw_version
Old ES model starts with 40.**, 41.** (Newest firmware is 40.06, 441.06) , Newest ES has changed chip on control board, firware starts with 67.**, 68.**
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16576157911788-1024x442.png)
Status
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16576167365869-1024x493.png)
![](https://www.amosplanet.org/wp-content/uploads/2022/07/image-51.png)
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577781629973.png)
Standby: 0
Reserve: 1
Discharge: 2
Fault: 3
Flash: 4
PV Charge: 5
AC Charge: 6
Combine Charge: 7
Combine charge & Bypass: 8
PV Charge & Bypass: 9
AC Charge & Bypass: 10
Bypass: 11
PV Charge & Discharge: 12
pBat
![](https://www.amosplanet.org/wp-content/uploads/2022/07/image-28.png)
Negative value means that it is charging , positive value means that it is discharging
capacity
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_1657779063427.png)
Capacity is based on battery voltage, so the result is not accurate
eBatDisChargeToday
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577792492456.png)
EChargeToday
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577793606789.png)
vGrid
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577795339686.png)
Utility input voltage
freqGrid
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577796982356.png)
Utility Frequency
outPutVolt
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577799101302.png)
AC output voltage
freqoutPut
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577801633541.png)
AC output Frequency
outPutVolt
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577812689150.png)
AC output Voltage
freqOutput
![](https://www.amosplanet.org/wp-content/uploads/2022/07/image-29.png)
AC output Frequency
OutputCurrent
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577815227133.png)
AC output current
Temperature1, temperature2, Temperature3, Temperature4
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577840915667.png)
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_1653554946900.png)
errorCode, warnCode
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577871303161.png)
errorCode
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577875505915.png)
warnCode
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577880119039.png)
![](https://www.amosplanet.org/wp-content/uploads/2022/07/企业微信截图_16577880537572.png)