@quailfarmer If there is proper communication between the inverter and batteries it should show the AH. Have you tried clicking up and down on the arr...

I updated the firmware of the batteries, still no joy

it is recommended to cycle battery when on an on-grid net metering system which uses battery as back up to prevent long periods of time at 99%-100% SO...

I am looking for the assignment pin for BMS Communication Port for RS485 protocol vs. Conext-XW Schneider. To be able to access communication.

You might check out the following thread: Hope it helps, JB

well that was right in plain sight. still not readable but i can figure it out with a voltmeter. a std amazon usb to 232, cut off the db9, splice...

@kubota Here is the link to the cable, it is the second Pic EG4 RS232 Firmware Update Cable - LL - Signature Solar

How does the GridBOSS handle the generator input? Does it detect the voltage on the gen input and cut off the grid power? (to replicate a hard lockout...

they use a ZT213 chip (i can read that part of picture) which is a drop in replacement for the old MAX chips i used to use so the outputs are +/- 12V ...

that picture you sent may have the information, but the connector diagram on the lower left is too blurry to read when i blow it up. You don't have a...

if anyone has that cable and can throw a voltmeter across RXD(1) and ground(8) and TXD(2) and ground on the RJ45 and post the levels that would solve ...