Festo Контроллер крайних положений SPC11 - Manual (Page 114)

5. Diagnosis and error treatment
5-6
Festo P.BE-SPC11-SYS-EN en 1406e
5.2 Faults during operation
1) The mass does not move
Cause Remedy Remarks
No supply pressure Check 5...7 bar required
Valve cable is not connected
correctly Check See chapter 3.3.3.
Proportional directional control
valve is defective Check and, if
necessary, replace. You can check through the viewing
window to see if the valve slide jams.
1)
There are several simultaneous
positioning orders Check input signals
I1...4 There must only be one positioning
order
1) See operating instructions for valve MPYE-5-...