User`s manual

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6.7 Self-diagnostics Function
6
FUNCTIONS
Table 6.11 Self-diagnostics list (continued)
No.
Detailed item/
Diagnostics subject
Diagnostics description
Diagnostics
timing
Error occurring when error is detected
Error code Error message
17
Route for communications
with CC-Link Safety Master
module, MELSECNET/H
module
• Are communications with the CC-Link Safety
master module and the MELSECNET/H
module normal?
• Is the base unit operating normally?
When power-on
When reset
canceled
1411
CONTROL-BUS ERROR
Always 1413
When an END
instruction executed
1414, 1415
18
Input power supply to
power supply module
• Is input power supply being supplied normally
to the power supply module?
• Has a momentary power failure occurred in
the input power supply to the power supply
module?
Always 1500 AC DOWN
19 Battery
Is the voltage of the battery mounted to the
CPU module at least at the standard value?
Always 1600 BATTERY ERROR
20 ROM write count
Is the ROM write count within the assured write
count (100,000)?
When an END
instruction executed
1610
EXCEED MAX FLASH ROM
REWRIT. ERR.
21
Module mounting state
during operation
Has the status of the CC-Link Safety master
module or MELSECNET/H module as mounted
or not mounted changed since the power-on or
the reset canceled?
When an END
instruction executed
2000 MODULE VERIFY ERROR
22 Module configuration
• Are the CC-Link Safety master module and
MELSECNET/H module mounted according
to the PLC parameter I/O assignment
settings?
• Do CC-Link Safety master module and
MELSECNET/H module exceed number of
mountable modules?
• Are head I/O numbers of CC-Link Safety
master module and MELSECNET/H module
duplicated?
When power-on
When reset
canceled
2100, 2106,
2107
MODULE LAYOUT ERROR
Does the mounting module exceed the number
of I/O points?
When power-on
When reset
canceled
2124 MODULE LAYOUT ERROR
Is a module that cannot be used (I/O module,
intelligent function module, GOT) mounted?
When power-on
When reset
canceled
2125 MODULE LAYOUT ERROR
23 Parameter configuration Are there parameters in the CPU module?
When power-on
When reset
canceled
2200 MISSING PARAMETER
24 Parameter setting
Do the PLC parameter settings follow the
specifications?
When power-on
When reset
canceled
3000, 3001,
3003, 3004,
3008
PARAMETER ERROR
Do the [MELSECNET/H] network parameter
settings follow the specifications?
When power-on
When reset
canceled
3100, 3101
3102, 3104
NETWORK PARAMETER
ERROR
Do the CC-Link Safety parameter settings
follow the specifications?
When power-on
When reset
canceled
3105, 3106
3107
CC-LINK PARAMETER
ERROR
25 Program
Is the program instruction code correct?
(Are program instruction codes corrupted?)
When power-on
When reset
canceled
For STOP RUN
4000 INSTRUCTION CODE ERROR
Is the program extended instruction
(S.QSABORT instruction) format correct?
When power-on
When reset
canceled
For STOP RUN
4002, 4003,
4004
INSTRUCTION CODE ERROR
Is there an END instruction in the program?
When power-on
When reset
canceled
For STOP RUN
4010 MISSING END INSTRUCTION
When instructions are executed, does the input
data handed over to the instruction follow the
instruction specifications?
When instruction is
executed
4100, 4101 OPERATION ERROR
26 Scan time
Is the scan time within the WDT time limit
setting?
Always 5001 WDT ERROR
When a constant scan time is set, can one scan
be ended within the constant scan time?
Always 5010 PROGRAM SCAN TIME OVER
27
Operation time in TEST
MODE
Is the operation time in TEST MODE within the
restriction value?
When an END
instruction executed
8100
TEST MODE TIME
EXCEEDED