Festo Контроллеры двигателя SFC-LAC - Manual (Page 114)

5. Commissioning
5−32
Festo GDCP−SFC−LACI−IO−EN en 0812NH
ACK: O3 Acknowledge
The ACK signal confirms receipt of the START signal.
This can be used, for example, to implement handshake funcĆ
tions with the higher−level PLC/IPC (see also section 5.5.2).
Output Status ACK (output)
O3 1 > 0 START signal accepted.
0 > 1 START input reset.
The ACK output is affected by the status of the START input.
While there is a positive level at the START input during the
execution of a positioning record (MC signal = 0), the ACK
output remains set.
ERROR: O4 Error
A logic 0 at the ERROR output indicates that the SFC−LACI
is reporting an error (see section 6.4).
A logic 1 at the ERROR output indicates that the SFC−LACI
is not reporting any error.
Output Status ERROR (output)
O4 Logic 0 Error
Logic 1 No error