Power And Status Leds; Terminal Layout - Mitsubishi Electric MELSEC-F FX3U-J1939 User Manual

FX -J1939 User's Manual
3U
1.2.2

Power and status LEDs

LED Name LED Color
RUN
FROM/TO
Tx/Rx
ERROR
POWER
*1. ERROR LED has two kinds of flicker states: single flash, and blinking. This LED flickers as follows.
1.2.3

Terminal layout

CAN_GND
CAN_L
CAN_SHLD
CAN_H
CAN_V+
16
Status
OFF
Green
ON
OFF
Green
ON
OFF
Green
ON
OFF
*1
SINGLE FLASH
Red
*1
BLINKING
ON
Green ON
Pin No.
1
2
3
4
5
Module is offline.
Module is online.
PLC is not accessing BFMs in module.
PLC is accessing BFMs in module.
Module is not transmitting or receiving messages.
Module is transmitting or receiving messages.
Normal operation (status)
Error passive state
General error
BUS-OFF state
24V DC power is properly supplied from PLC main unit.
Signal
CAN_GND Ground / 0 V / V-
CAN_L CAN_L bus line (dominant low)
(CAN_SHLD) Optional CAN shield
CAN_H CAN_H bus line (dominant high)
(CAN_V+) Optional CAN external positive supply (not connected internally)
1.2 External Dimensions and Each Part Name
Description
 For details, refer to Section 12.2
 For details, refer to Section 12.2
 For details, refer to Section 12.2
Description
1 Introduction