Mitsubishi FX3U User Manual

9 Data Link Procedure
9.2 Hardware Test (Master Block Status Check)
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FX3U-16CCL-M User's Manual
9.2 Hardware Test (Master Block Status Check)
Using only the FX3U-16CCL-M, confirm that the hardware operates normally.
Make sure to execute the hardware test before configuring the CC-Link system.
Make sure to execute the hardware test using the FX
3U-16CCL-M without any CC-Link cable connections.
Connected CC-Link cables disable normal operation of the hardware test.
Check the following items in the hardware test.
• The following sequence outlines the hardware test execution procedure:
1) Power OFF the FX
3U-16CCL-M.
2) Connect a terminal resistor between the terminals [DA] and [DB] in the FX
3U-16CCL-M.
3) A transmission rate setting switch is set as "A" to "E" (hardware test mode).
4) Set the station number setting switches of the FX
3U-16CCL-M to "× 10: 0" and "× 1: 0".
5) Power ON the PLC and the FX
3U-16CCL-M.
6) Confirm the test results using LEDs of the FX
3U-16CCL-M.
- When the initial communication processing is normally completed: The RUN LED turns ON.
- Normal status:
The watchdog timer function is activated, and the RUN LED turns OFF.
- Abnormal status:
The ERR. LED flickers to indicate abnormality in the hardware.
Hardware test
Communication LSI test
(Include for the CC-Link interface circuit)
ROM test
RAM test
Timer functionality test
Watchdog timer functionality test

Mitsubishi FX3U Specifications

General

Series	FX3U
Program Capacity	64k steps
Type	PLC
Power Supply	AC: 100-240V, DC: 24V
I/O Points	Up to 384 points
Communication	RS-232C, USB, Ethernet
Expansion	Supports multiple expansion modules including I/O, analog, and communication modules
Programming Language	Ladder Logic, SFC, Function Block Diagram
High-speed Processing	0.065 μs per basic instruction
Analog I/O	Available with expansion modules
Positioning Control	Up to 3 axes of positioning control
Weight	0.3 kg (Main unit)