Inputs/outputs modules: MPNE
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6 Status led
Under operating conditions, the status of the MPNE1001 is indicated by the LEDs on
the device.
6.1 Led On
ON at power on. Indicates the presence of power supply on the circuit.
6.2 Led RUN
The run led has the task to signal the communication between MPNE1001 and the
PLC; the led flashes with each transaction with modbus.
Flashing
Modbus Communication active
Fixed: switched off
Modbus Communication not active
6.3 Led LINK
The LED LINK lights up if the watchdog is triggered.
Moreover, during the start phase, the LEDs signal the configurations according to the
DIP switch setting. See chapter “
Modbus parameters configuration
6.4 Digital I/O Led
On each digital line there is a signalling led that indicates if on the associated line
there is a voltage of 24V.
LED
Signification
LED On
Indicates the presence of the supply
voltage
LED RUN
Blinks with each modbus
transaction
LED LINK
Watchdog triggered
Digital LED
Digital IO Status Led
