D-7
OP27, OP37 Equipment Manual
Release 05/99
Remedy:
Cause
Message
442
Data block error x DB no. y
This message indicates a data block error. The variables x
and y identify the cause of the fault (
x
)) and the number
of the receive block concerned (
y
)).
Variable x:
0
incorrect block length entered in receive block No. y.
1
incorrect block number entered in receive block No.
y .
Correct the block length/block number as
necessary or send the correct data block.
450
When entering a value, you have attempted to press a key
that is not compatible with the defined input field.
451
You have entered a setpoint that is below the configured
lower limit.
Enter a value that is greater than or equal to
the limit.
452
You have entered a setpoint that is above the configured
upper limit.
Enter a value that is less than or equal to
the limit.
453
Time not entered correctly.
Enter time correctly
454
Interface parameters incorrectly set, e.g. when specifying
parameters for printer interface
Enter valid value for interface parameters.
The following values are valid:
–
Baud rate: 300, 600, 1200, 2400, 4800,
9600, 19200
–
Data bits: 5,6,7,8
–
Stop bits: 1,2
–
Timeout: 1...600
455
You have set graphics printing on the OP but the corre-
sponding ESC sequence has not been configured.
Select a different printer or check printer
configuration in ProTool.
456
You have entered an incorrect value, e.g. a variable with
a user function that blocks certain input values.
Enter permissible value.
458
You have entered a value that is too great or too small for
the variable type concerned, e.g. a value greater than
32767 for a variable of the type Integer.
Enter a value that is within the permissible
range.
459
You are attempting to enter an illegal character (e.g. letter
in a numerical value) The input is rejected and the exist-
ing entry retained.
Enter permissible value.
500...503
Scheduler, counter, date or time data can not be sent.
This error can occur if the PLC is tempo-
il
l
d d
if h f
i
bl
k i
504
Free ASCII Protocol: operator input value could not be
sent.
p
rarily overloaded or if the function block is
not invoked for more than 1.5 s.
505
The data record can not be sent as the recipe disable bit
on the PLC is set or because transfer of a recipe is still in
progress.
Try sending again later when the PLC has
released the recipe mailbox.
506
Overload: too many message blocks with the same block
number in transit.
This error occurs if the PLC sends too
many jobs using ’collect message area’
within a certain period of time.
507
Transfer of the data record was not acknowledged by the
PLC within a certain period.
Checking of data records by the user at the
PLC end must be carried out more quickly
(< 10 s).
509
Firmware version is different from standard FB version.
Please contact the SIMATIC Hotline.
510
Data record not present.
A process link with a non-existent data
block has been configured in a recipe or
the recipe data contains errors.
System Messages
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