SunSaver MODBUS Specifications

Vb_ref
[21][0x0014] (V). Reference Voltage.
Target voltage to which the battery will be charged. This value is temperature compensated.
Ahc_r_HI / Ahc_r_LO
[22, 23][0x0015, 0x0016] (ah).Charge amp-hours (reset-able counter).
Reports total solar amp-hours since last ah reset.
Ahc_t_HI / Ahc_t_LO
[24, 25][0x0017, 0x0018] (ah).Charge amp-hours (Total cumulative counter).
Reports total solar amp-hours since last ah reset.
kWhc
[26][0x0019] (kWh).Charge kilowatt-hours (reset-able counter).
Reports total solar kilowatt-hours since last ah/kWh reset.
Load_state
[27][0x001A] ( ).
Reports the charge state.
Value Charge State
0 START
1 LOAD_ON
2 LVD_WARNING
3 LVD
4 FAULT
5 DISCONNECT
Load_fault
[28][0x001B] (bit-field). Solar input self-diagnostic faults.
Reports faults identified by self diagnostics. Each bit corresponds to a specific fault.
Load Faults Table
Bit Fault
0 external short circuit
1 overcurrent
2 FETs shorted
3 software bug
4 HVD
5 heatsink over-temperature
6 EEPROM setting edit (reset required)
7 Fault 8