71
No.
Fault name
Common causes
Corrective measures
5
Hardware
mismatch
In the controller
database, the
programming
information for the
devices at the
specified address
does not match these
device types.
•
For programming modifications or
changes to external devices.
6
External
power
failure
The external power
supply to the control
module is powered
down.
•
Check if there is a DC power
disconnection if there is a power
line error.
7
Module
open circuit
Module open circuit.
•
Check that the 47k resistor is OK.
The corrective measures mentioned above are for reference only. In case of any
fault, please contact the Customer Service Center of SUNGROW for professional
solutions.
Operation & Maintenance Instruction
