4 Initial operation : 4.3 LED status indicator and restart : 4.3.1 digitalSTROM Meter

  
4.3.1 digitalSTROM Meter
LED status indicator
The LED status indicator colour indicates the operating condition of the digitalSTROM Meter:
Standard operation (green)
Initialising dS485® bus interconnection (grey)
Configuration error (Magenta)
Hardware error (red)
Additional information during standard operation
Events are indicated by the LED status indicator blinking once and changing colour. Colours are assigned to the different operating conditions:
Push button telegram received from a digitalSTROM device
(black - LED dark)
New digitalSTROM device identified (blue)
digitalSTROM device successfully registered (cyan)
Unable to register digitalSTROM device (red)
Registration cycle of the digitalSTROM device is concluded. (yellow)
Hardware error
A hardware error is always signalled by the colour red. In addition, additional information about the type of hardware error is determined by means of different blink frequencies and colours:
 
 
Critical temperature blinking (red/yellow)
The error message first disappears when the temperature has dropped below the critical value. The digitalSTROM Meter should be switched off to cool down and switched on again later. The connected load should be checked. Check the digitalSTROM Meter assembly if the error recurs (see chapter 3.3).
Hardware error slow blinking (red/black – LED dark)
Hardware error or CPU error detected. Turn the digitalSTROM Meter off and on again. Replace the digitalSTROM Meter if the error recurs after restart.
Software updates
System update blinking (red/blue)
Do not switch the digitalSTROM Meter off.