Mitsubishi FX2N User Manual

FX2N-32DP-IF Profibus-DP Interface Unit Diagnostics 8
8-2
8.2 Check the Status of the LEDs for the 32DP-IF
If the 32DP-IF does not seem to operate normally, check the following items.
1) Check the status of the “POWER LED”.
2) Check the status of the “RUN LED”
3) Check the status of the “BF LED”
4) Check the status of the “DIA LED”
Table 8.1:POWER LED Check
Status Description
Lit Power source is OK.
Otherwise Possible AC power failure, check AC power line and power source.
Table 8.2:RUN LED Check
Status Description
Lit
The 32DP-IF will exchange data with extension units/blocks and special function
blocks.
Otherwise
The 32DP-IF will exchange only input data with extension units/blocks. Check position
of the RUN/STOP switch. If the switch is in the STOP position, change to RUN.
If this switch is RUN position, check power supply for special function blocks and
extension I/O units/blocks.
Table 8.3:BF LED Check
Status Description
Unlit 32DP-IF will exchange data with Profibus-DP network.
Otherwise
Check D8024. If D8024 does not show a stable baud rate (i.e. always changing) then
check DP-network cables.
Check M8004. If M8004 is ON, refer to Table 8.6.
Table 8.4:DIA LED Check
Status Description
Unlit Diagnostic data is not detected.
Otherwise
Check status of M8004, and DP-master setting.
If M8004 is ON, refer to Table 8.6.

Mitsubishi FX2N Specifications

General

Type	PLC
Series	FX2N
Manufacturer	Mitsubishi Electric
Power Supply	100-240VAC or 24VDC
Program Capacity	8, 000 steps
I/O Points	Up to 256 points
Expansion	Yes, via expansion modules
Instruction Set	Basic and advanced instructions
Output Type	Relay or Transistor
Humidity	5 to 95% RH, non-condensing
Communication	RS-422, RS-485
Input Points	Up to 128 points
Output Points	Up to 128 points
Execution Speed	0.08 µs per instruction
Programming Language	Instruction List
Data Memory	8, 000 words
Operating Temperature	0 to 55°C
Storage Temperature	-20°C to 70°C