Festo 8079862, Руководство по эксплуатации

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Maintenance and troubleshooting Filtration Learning System
60
© Festo Didactic 696684
12.4 Mechanical error
The following table shows errors that can be influenced mechanically 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?
Mechanical faults
Waste water tank VA1 Filling level via
capacitive sensors Incorrect or absent
signal display Turn the sensor setting
or adjust the mounting
bracket along the profile Visual inspection of I/O
check
Process water tank VE1 Filling level via
capacitive sensors Incorrect or absent
signal display Turn the sensor setting
or adjust the mounting
bracket along the profile Visual inspection of I/O
check
12.5 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
Proportional pressure
regulator Characteristic curve not
linear At higher gains Kp,
oscillations occur in the
control circuit System performance Set the offset of the
reference variable in
FluidLab-PA
Pressure sensor Measured value in
FluidLab-PA does not
agree with display on the
sensor Measurement error or
inaccuracy
or incorrect setting Setting parameter of the
sensor adjusted or reset
to factory setting Check or adjust the
parameters via the
SmartBridge app
EasyPort Connection to EasyPort Connection cannot be
established Set the EasyPort
address, e.g., 2, at the EasyPort using the
Address buttons