Festo FB16, Электронное руководство, Страница: 136 / 190

Error word of the input table
The error word of the input table can be
specified in the input mask for the FIPIO
configuration of the valve terminal "Parametering
standard equipement FSD C8.” This error word
informs the control program whether or not the
current input image is valid or not. The error
word is entered as a variable of type %MW in
the entry field "Input tabulation fault.”
Contents of "Input tabulation fault”
in hexadecimal form Meaning
16#0000 The inputs are valid and stored in the
current status in the input table ("Input
tabulation word”).
16#00FF The status of the inputs is not valid.
The values in the input table ("Input
tabulation word”) should not be
evaluated in the control program.
Fig. 4/25: Meaning of the "error word of the input table”
These variables are updated automatically, even
when the controller is set at STOP.
VIFB16 - 03/05 4. Commissioning
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0506b