Status Led (Operation Status Indication) - Mitsubishi Electric FR-A7NCA Instruction Manual

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STATUS LED (operation status indication)

STATUS LED indicates the operating status of the option unit according to the indication status of LED
(RUN, ERR).
CAN_GND
CAN_L
CAN_SHLD
CAN_H
CAN_V+
Indicates network status and error status of the device.
LED indication status
Off
Single flash
Green
Blinking
(RUN)
On
Single flash
Red
(ERR)
Double flash
On
* When checked through a lens for the LED display cover, Red and Green alternately displayed (Double flash of Red during
Green is lit) is observed depending on the operating status. Red indicates error status and Green indicates operating status.
REMARKS
Refer to page 60 for network status.
O
1
F
2
F
SW1 SW2
X16 X1
STATUS LED
FR-A7NCA
Status
Power OFF/Reset Hold
Without error
"STOPPED"
"PRE-OPERATIONAL"
"OPERATIONAL"
Warning
Error control event
occurrence
Bus off
PRE-OPERATION INSTRUCTIONS
LED1
2
STATUS LED
1
Green: Indicates operating status
Red: Indicates error status
Description
Power of the device is OFF. Or reset held status.
The inverter functions properly.
The network status of the device is "Stopped"
The network status of the device is "Pre-Operational"
The network status of the device is "Operational"
A network error such as a communication frame error has
occured and a warning was given from a CAN chip.
(error passive status)
Error control event has occurred.
· Guard message send
· Heartbeat message receive
Bus off state occured to the CAN chip.
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