Mitsubishi Electric Melsec iQ-R Series User Manual page 147

CH1 HART device information (QV engineering unit)
An engineering unit of the QV value of the used HART-enabled device is stored. A value defined by the standard
specifications of the HART is stored for each engineering unit. For details on the stored values, refer to the standard
specifications of the HART or the manual of the used HART-enabled device.
■Buffer memory address
The following shows the buffer memory address of this area.
Buffer memory name
CH HART device information (QV engineering
unit)
Error history
Up to 16 errors that occurred in the module are recorded.
Ex.
For error history 1
b15 ...
Un\G3600
Un\G3601 First two digits of the year
Month
Un\G3602
Hour
Un\G3603
Second
Un\G3604
Millisecond (higher-order digits)
Un\G3605
Un\G3606
Un\G3609
Item
Error code
First two digits of the Last two digits of the
year year
Month Day
Hour Minute
Second
Day of the week
Millisecond (higher-order digits)
Millisecond (lower-order digits)
System area
*1 Values stored when a CH1 range setting range error (error code: 1900H) occurs at 12:34:56.789 on Thursday, December 24th, 2015.
■Buffer memory address
The following shows the buffer memory address of this area.
Buffer memory name
Error history
CH1 CH2 CH3
2570 2670 2770
b8 b7 ...
Error code
Last two digits of the year
Day
Minute
Day of the week
Millisecond (lower-order digits)
System area
Storage contents
An error code is stored.
Stored in BCD code.
One of the following values is stored in BCD code.
Sunday: 0, Monday: 1, Tuesday: 2, Wednesday: 3
Thursday: 4, Friday: 5, Saturday: 6
Stored in BCD code.

No.1 to No.16
3600 to 3759
CH4 CH5 CH6
2870 2970 3070
b0
Appendix 3 Buffer Memory Areas
CH7 CH8
3170 3270
*1
Storage example
A
1900H
2015H
1224H
1234H
56H
4H
7H
89H

APPX
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