119
büS/CAN open-Design
LED Device status possible errors Remedy
Red Error
- it is critical if
the LED
is still lit 2
minutes after
the last device
restart
•Another device with the same
NodeIDisinthesamenetwork
•Nobusconnection(Gateway/
PLC)duetocommunication
problems or gateway restart
•Check baud rate
•ChecktheNodeIDaddress(if
required,correctitsothateach
addressisonlyavailableonce)
•Check the status of the gateway
connected to the system
•
Ifrequired,replacethedevice
*)Display/visualisationonlyfromrmwareversionB.02
15.22 Firmware updates
Firmwareupdatesofthecontrolheads,gateways(andpossiblyotherdevices)canonlybecarriedoutusing
theBürkertCommunicatorwiththeaidofabüSstick.Thisrequiresthe“installerlevel”.
TheintegrationoftheBürkertCommunicatorintothenetworkcanbeseen,forexample,in“Fig. 38:
Networkprinciple”onpage85
ThermwareisstoredintheBürkertCommunicatorandiskeptuptodateviaupdates.
english
Control Head Type 8681