Festo FB16 Electronic Manual page 114

VIFB16 - 03/05
Object Description
8 words which are the image of the
RIW
valve terminal inputs (max. 64)
ROW 8 words which are the image of the
valve terminal outputs (max. 64)
STATUSA 1 word which exchanges diagnostic
data with the valve terminal
ERROR error bit (set to 1 when the valve
terminal is off)
Fig. 4/12: Available objects for Festo valve terminals
4-32
4. Commissioning
The following table explains the mnenomic codes
for the objects available to the application. For
Festo valve terminals only the objects for device
reference FSD_C8 are given.
The content of these various objects is explained
in detail in the following paragraphs.
The content of the objects STATUSA and RD
will be explained in the Chapter "Diagnosis".
Access Format
read 16-bit words
write 16-bit words
read 1 16-bit word
read 1 bit
0506b