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CM LON
LOGO! Expansion Module
CM LON
J31069-D1263-U002-A2-7618
15
3.3
Behavior in case of a fault
LOGO! - Power failure
If the power to the LOGO! fails or the communications with
the LOGO! Master or the communications partner to the left
is interrupted, the outputs will be set to 0. The “RUN/STOP”
LED will light in RED after one second.
LOGO! - Power returns
The LOGO! will startup and the CM will send the
parameterized status.
CM - Power failure
All of the inputs of the LON's LOGO! Master will be set by the
LOGO! Master to 0.
CM - Power returns
All of the LOGO! Master outputs will be updated.
BUS - Short-circuit or interruption
The inputs and outputs will retain their last value until they
receive a new one. After 5 seconds, the Bus LED will light in
red.
BUS - Restored
When the BUS is restored, the CM remains neutral, i.e. it
does not send any telegrams.