4
S o n n e n A u s t r a l i a P t y L t d
L e v e l 2 0 , T o w e r A
821 Pacific Highway, Chatswood
NSW
ACN 611 337 547
0408 802 388
L1 = 14 for the eco 8.03 (3-phase)
L2 = 15 for the eco 8.03 (3-phase)
L3 = 16 for the eco 8.03 (3-phase)
► Make sure that the meter LED is on
► Make sure that the RS485 connections
within the CAT.5e Inline Coupler are
seated correctly
► Make sure that the Modbus cable from
the Inline Coupler to the Sonnen Modbus
(XMOD) connection port is connected
correctly
► If the Inline Coupler has not been used
then ensure that the correct connections
have been made into the green WAGO
strip connector on the meter is wired as:
A- = White/blue
B+ = Blue
GND = Brown
Battery is not discharging
Values on the App or
Online Portal are on zero
or a static SOC value
► Make sure that the Meter is operating
correctly
► Make sure that the CT’s are located in
the correct positions and are facing the
correct power flow direction
► Make sure that Batteries DC cables are
connected correctly
► Make sure that Battery BMS is
connected correctly
► Make sure that Battery voltage p/module
is correct and each are within 1V of each
other
► Make sure that Overall connected
battery voltage is correct
► Make sure that Battery addresses are
set correctly
► Make sure that Battery Modbus address
is set correctly
► Make sure that the AC connection is
wired correctly
► Make sure that Correct AC phasing is
wired on 3-phase (eco 8.03) systems
Battery stopped discharging and re-
charging
Values on the App or
Online Portal are static
► Restart the Sonnen unit, follow
shutdown and startup procedure as the unit
may require a physical restart after a
firmware update (uncommon).
► Make sure that the Meter is operating
correctly
► Make sure that the CT’s are located in
the correct positions and are facing the
correct power flow direction
