Festo Контроллер крайних положений SPC11 - Manual (Page 115)

5. Diagnosis and error treatment
5-7
Festo P.BE-SPC11-SYS-EN en 1406e
2) Bad behaviour during movement to end position
Cause Remedy Remarks
System is not mounted correctly Check fitting and
mechanical parts Check measuring system and drive
for parallelism, mechanical play
and sluggishness
System is not earthed correctly Check See chapter 3
Parameters are not set optimally Check parameters See “Drive-Specific Supplement”
manual
High fluctuations in supply
pressure (› 0.5 bar) Check the supply
pressure If necessary, fit a compressed air
reservoir.
Non-permitted mass load Check mass load and
parameters If necessary, place a basic load in
position, in order that the maximum
permitted value range is not
exceeded during positioning with
different masses.
During too fast/hard movement
into the end positions Increase the cushioning
stage (parameter C) See section 5.4
During too slow/soft movement
into the end positions Reduce the cushioning
stage (parameter C) See section 5.4
3) Mass moves to end position without a command
Cause Remedy Remarks
Proportional directional control
valve is defective Check and, if necessary,
replace proportional
directional control valve You can check through the viewing
window to see if the valve slide
jams.
1)
1) See operating instructions for valve MPYE-5-...