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Analysis – error codes via
easyLink
The easy700 basic device will return a defined error code in
the event of an incorrectly selected operating mode or an
invalid telegram. The error code transferred has the
following structure:
Telegram structure
Table 75:
Error codes
Byte
Meaning
Slave transmits
(value hex)
0
Response
Command rejected
C0
1
Part no.
00
2
Instance
00
3
Index
00
4
Failure code
Failure
code
Description
0x01
An unknown telegram has been sent.
0x02
An unknown object has been sent.
0x03
An unknown command has been sent.
0x04
An invalid instance has been sent.
0x05
An invalid parameter set has been used.
0x06
An attempt has been made to write a variable which
is not a constant.
0x0C
The device is in an invalid device mode. STOP
l
RUN
or RUN
l
STOP
0x0D
An invalid display access occurs. Please exit the menu
level to allow the status display to be shown on the
display. Writing to the clock is not possible.
0xF0
An attempt has been made to control an unknown
parameter.
0xF1
Invalid value
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