40
Monitoring
The following items can be monitored using U constants.
Input/Output Terminal Status
Constant
No.
Name Unit Description
U01 Frequency Reference
(FREF)
Hz Frequency reference can be monitored. (Same as
FREF)
U02 Output Frequency
(FOUT)
Hz Output frequency can be monitored.
(Same as FOUT)
U03 Output Current (IOUT) A Output current can be monitored.
(Same as IOUT)
U04 Output Voltage V Output voltage can be monitored.
U05 DC Voltage V Main circuit DC voltage can be monitored.
U06 Input Terminal Status - Input terminal status of control circuit terminals can
be monitored.
U07 Output Terminal Status - Output terminal status of control circuit terminals can
be monitored.
U09 Fault History - The last four fault history records are displayed.
U10 Software No. - Software number can be checked.
U15 Data Reception Error - Contents of MEMOBUS communication data recep-
tion error can be checked.
(Contents of transmission register No. 003DH are
the same.)
1: Terminal S1 is closed.
1: Terminal S2 is closed.
1: Terminal S3 is closed.
1: Terminal S4 is closed.
1: Terminal S5 is closed.
Not used
Input terminal status
1: Terminal MA-MC is closed.
Not used
Output terminal status
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