15
KNX serial card
+030220326- rel. 1.0 - 16.05.2017
ENG
7. ALARMS AND SIGNALS
LED
Meaning
Error/solution
Red
On steady
No Modbus communication between KNX card and pCO
Configuration:
• Incorrect pCO or e-drofan address
• Incorrect pCO baud rate
• Incorrect pCO or e-drofan protocol
Flashing
Modbus communication error between KNX card and pCO /
e-drofan
Modbus exception:
• the card has been configured with a wrong
Modbus or addresses not supported
Green
On steady
The button has been pressed for assignment of the address and the
card is awaiting the corresponding procedure from ETS
Flashing fast
• The configuration has not been loaded
• One short fast flash indicates reception of the address after
pressing the button
Download the configuration from ETS
Flashing slowly
Configuration in progress: ETS is downloading the configuration
Green + Red
Both on steady
No power supply to KNX Bus
Check: KNX bus power supply, electrical
connections and polarity of the connections to
terminals
+ and - on the connector.
Flashing
alternately
Card FW being updated
Tab. 7.a
