Festo MPS PA, Operating Instructions Manual

Page: 62 / 68

Maintenance and troubleshooting Bottling Learning System
62
© Festo Didactic 696690
12.6 Error due to parameterization
The following table shows errors that can be influenced by incorrect setting of parameters or can occur as a
result of incorrect operation.
Location Error /
Disturbance variable /
Danger potential What is the effect of the
error, disturbance
variable, or danger? What causes errors? How can I detect and
prevent errors?
Parameter error
Pump Characteristic curve not
linear In the case of level
control, the I system
cannot be compensated
to zero with the P
controller System performance Set offset of the
manipulated variable in
FluidLab-PA
Motors MA31/MA32 of
the conveyor belts Motor controller QA2
switches off Tapes do not run Adjustment values of the
potentiometers on the
motor controller are
adjusted Visual inspection / data
sheet, motor controller,
setting of values:
increase current
limitation /
Increase speed to 50% /
ramp
Upper tank VE2 The filling level signal in
FluidLab-PA does not
match the scale display
on the tank Measurement error or
inaccuracy Adjust filling level sensor
and/or edit setting
parameters for tank
geometry Settings in FluidLab-PA
EasyPort Connection to EasyPort Connection cannot be
established Set the EasyPort
address, e.g. 2, at the EasyPort using the
Address buttons