Error Log Area (Address: 150 To 247) - Mitsubishi Electric MELSEC Q Series User Manual
Programmabale web server module
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3 SPECIFICATIONS
3.8.6 Error log area (Address: 150 to 247)
Address: 152 to 157
158 to 163
242 to 247
Error log 16
3 - 43
POINT
(1) The information of the current error area can be confirmed on the following
diagnostic screen.
(a) "Error data" of self-diagnostics monitor (Refer to Section 6.2.6)
(b) "Present Error" in system monitor of GX Developer (Refer to Section 9.2.2)
(2) The current error area can be cleared in any of the following methods.
(a) Execute Error clear in self-diagnostics monitor (Refer to Section 6.2.6).
(b) Turn on the error clear request (Y10).
(c) Switch the power OFF and then ON or reset the CPU module.
The history of errors that occurred in the Web server module can be confirmed.
(1) Number of times of error occurrence (Address: 150)
(a)
This area stores the cumulative number of times stored in the error log
area.
(b)
An error code is stored when other error (X1C) turns on.
(2) Error log write pointer (Address: 151)
(a)
This area stores the error log No. with which the latest error has been
stored. ( )
0
1 or more : Error log No. of the latest error stored
The pointer value of "16" indicates that the latest error has been stored
into the error log 16 area.
(b)
If 17 or more errors occur, the error is stored into the error log areas,
starting from the error log 1 area again.
(3) Error log 1 to 16 (Address: 152 to 247)
This area stores the history of errors that occurred in the Web server module.
The error log area is composed of 16 portions of the same data arrangement.
(a)
Error code
This area stores the error code that indicates the error status.
Refer to Section 9.3 for the error code.
(b)
Time
This area stores the error occurrence time in BCD code.
Error log 1
Error log 2
: No error. (No error stored)
b15
to
+0
Error code
+1
System area (Use prohibited)
+2
Month (01
to 12
H
+3
Hour (00
to 23
H
+4
Second (00
to 59
H
+5
Year (00
to 99
, first 2 digits)
H
H
b8
b7
to
)
Year (00
to 99
H
H
H
)
Day (01
H
H
)
Minute (00
H
H
Day of the week (0
MELSEC-Q
b0
, last 2 digits)
to 31
)
H
Date
to 59
)
H
to 6
)
H
H
3 - 43
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