4 Product Overview
SMA Solar Technology AG
Installation Manual
17
EDMM-WAGO-IO-IA-en-11
LED status
Description
Corrective measures
Flashing red/green
Self-test
-
Off
There is no operating voltage for the system.
1. Check the power supply.
NS
(network status)
Green
The fieldbus node is connected to the physi-
cal network.
-
Flashing green
The fieldbus node is sending or receiving Eth-
ernet telegrams.
-
Red
The system has detected a double IP address.
1. Use an IP address that is not already in
use.
Flashing red
At least one connection (Modbus TCP or Eth-
ernet/IP) has indicated a timeout where the
device functions as the target.
1. Switch the supply voltage off and on
again to restart the system.
2. Re-establish the connection.
Flashing red/green
Self-test
-
Off
No IP address is assigned to the system.
1. Assign the system a valid IP address
(DHCP recommended).
LED signals of the supply module
C
Figure 8: LEDs of the supply module
LED
Designation
LED status
Description
C
Status of the operating voltage,
power contacts
Off
There is no 24 V operating voltage at the
power contacts
Green
There is 24 V operating voltage at the power
contacts.
Summary of Contents for Modbus EDMM-10
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