Sungrow EMS200 User Manual page 50

10 Troubleshooting
Fault
Nodes 1-8 Fault
Power-on failure
Failure
communicate
background
44
Possible causes
Dry contact collection
port of
controller collects node
signals.
1. The power supply port
of the local controller is
not connected to the
power source.
2. The power source is
faulty.
3. The local controller is
faulty.
1. Communication
between
controller
background failed.
to
2. The
with
parameter is incorrectly
set.
3. The
protocol is
configured.
Measures
Check whether the device
connected
corresponding dry contact
is normal.
The dry contact can be
the local configured for alarm or fault
collection.
When it is configured for
fault collection, the node
can control the system to
shut down via the local
controller.
1.
power cable connecting the
local controller is firmly in
place.
2.
source.
3. Contact us.
1.
the local Ethernet port of the local
and the controller is firmly in place
to the PC or router.
network 2.
network
correctly set.
forwarding 3.
incorrectly forwarding
correctly configured.
User Manual
to
Check whether
Replace the power
Check whether
Check whether
parameter
Check whether
protocol
the
the
the
the
is
the
is