Parameter
Communication operation and settings
FR-D700 SC EC
6 - 211
●
Error code
If any error is found in the data received by the inverter, its definition is sent back to the
computer together with the NAK code.
Error
Code
Error Item
Error Definition
Inverter
Operation
H0
Computer NAK error
The number of errors consecutively detected in commu-
nication request data from the computer is greater than
allowed number of retries.
Brought to an
alarm stop if error
occurs continu-
ously more than
the allowable
number of retries.
(E.PUE)
H1
Parity error
The parity check result does not match the specified
parity.
H2
Sum check error
The sum check code in the computer does not match
that of the data received by the inverter.
H3
Protocol error
The data received by the inverter has a grammatical
mistake. Alternatively, data receive is not completed
within the predetermined time. CR or LF is not as set in
the parameter.
H4
Framing error
The stop bit length differs from the initial setting.
H5
Overrun error
New data has been sent by the computer before the
inverter completes receiving the preceding data.
H6
—
—
—
H7
Character error
The character received is invalid (other than 0 to 9, A to
F, control code).
Does not accept
received data but
is not brought to
alarm stop.
H8
—
—
—
H9
—
—
—
HA
Mode error
Parameter write was attempted in other than the compu-
ter link operation mode, when operation command
source is not selected or during inverter operation.
Does not accept
received data but
is not brought to
alarm stop.
HB
Instruction code error
The specified command does not exist.
HC
Data range error
Invalid data has been specified for parameter write, fre-
quency setting, etc.
HD
—
—
—
HE
—
—
—
HF
—
—
—
Tab. 6-54:
Error codes
Содержание FR-D720S SC EC
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Страница 24: ...Description of the case Product checking and part identification 1 4 ...
Страница 108: ...Operation panel Operation 4 20 ...
Страница 436: ...Setting for the parameter unit and operation panel Parameter 6 286 ...
Страница 484: ...Measurements on the main circuit Maintenance and inspection 8 14 ...
Страница 504: ...Specification change Appendix A 20 ...
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Страница 510: ...Index Appendix A 24 ...
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