Festo IFB05-03 Manual page 83

4. Commissioning
Festo P.BE−VIFB5−03−EN en 0503e
If there are inputs on the valve terminal, 4 additional status
bits will be reserved for diagnostic messages. The status bits
always lie at the upper end of the highest group of 16.
Example
Valve terminal with 60 + 4 inputs on the CS31 system bus, set
address 20, CS31 central unit:
Status bits I 23,12; I 23,13; I 23,14 and I 23,15.
The limits of the valve terminal are:
max. 60 inputs and max. 64 outputs,
max. 26 valve locations
(rounded up to groups of 4, these occupy 28 output sig
nals)
only valve terminal type 05 (ISO):
max. 12 valve coils may be switched on at the same time.
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