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7.3.
Operation
7.3.1.
Status indicators
Fig.: PAC340 status indicators
Power LED
4 operating status LEDs show the current status of the power supply, the module mode and any
error messages.
LED
Logical status
1
PWR (green)
ON = power supply to the module electronics is correct.
RUN/STOP button
Action
Command
Boot phase
Pressing the button
Change to maintenance mode
CODESYS SPS
Short press
Change between RUN and STOP mode
of the PLC
Long press
Stop the PLC with RESET of variables
(cold reset)