Nastec MIDA 203, Руководство по установке, использованию и техническому обслуживанию

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Alarm Notification
LED
Description Possible solutions
A12 Ad-
dress er-
ror 9 flashes of the
yellow alarm led In COMBO mode, multiple devices
in the group have the same ad-
dress.
Reset mode:
• Automatic reset
• Restore the correct value of parameter Address in all the devi-
ces in the group.
• Verify which situation triggers the alarm.
• If the alarm is triggered after a master replacement, check that
the parameter Autorestart is activated.
• Check the electrical connection between the slave unit and the
master, and the presence of possible disturbances.
A13 No
commu-
nication 6 flashes of the
yellow alarm led In COMBO mode, the communica-
tion between the slave unit and the
master has been interrupted.
Reset mode:
• Automatic reset
• Check the electrical connection between the slave unit and the
master, and the presence of possible disturbances.
• Exit the master programming menu.
• Attempt a manual reset of the alarm.
CAUTION
Keep signal cables separate and never paral-
lel to power cables. If it is necessary to cross
them, make sure that they cross perpendicu-
larly.
A14 Min
value
alarm 8 flashes of the
yellow alarm led The value read by the analog input
is lower than the value set for the
parameter Min alarm value.
Reset mode:
• Automatic reset
• Check the value set for the parameter.
• Check the hydraulic causes that lead to the alarm condition.
• Check that the sensor is working properly.
A15 Key-
board
fault Yellow alarm
LED on and
alarm display via
App. One of the keys of the keyboard
was held down for more than 30
seconds.
Reset mode:
• Alarm reset by STOP key.
• Disconnecting the power supply
• Check that the keys are mechanically free.
A16 CPU
alarm 10 flashes of the
yellow alarm led Communication error between the
control part and the power part or
error in the CPU.
Reset mode:
• Automatic reset
• Check the value of the power supply voltage both under no
load and load conditions.
• Check for electrical noise from other devices connected to the
system.
• Check the integrity of the communication cable between the
control board and the power board.
A19 Out
of step Yellow alarm
LED on and
alarm display via
App. With parameter Motor type set to
Synchronous PM, the loss of motor
control occurs.
Reset mode:
• Automatic reset with a 3-minute
delay.
• Check the possible solutions for the alarm A01 Overcurrent
motor
A20 Input
phase
loss Yellow alarm
LED on and
alarm display via
App. Absence of a power supply phase.
Reset mode:
• Automatic reset if parameter Au-
torestart = ON
• Check that all three power phases are present.
• Check the balance of the power supply phases.
15. Warnings
Warning Description Possible solutions
W01 Digital input active
1 Digital input 1 has been activated. • Check the configuration and connections to digital input 1.
W02 Digital input active
2 Digital input 2 has been activated. • Check the configuration and connections to digital input 2.
W03 Digital input active
3 Digital input 3 has been activated. • Check the configuration and connections to digital input 3.
W04 Digital input active
4 Digital input 4 has been activated. • Check the configuration and connections to digital input 4.
W20 Temp. derate The inverter is limiting the maximum
motor frequency to keep the inverter
temperature below the maximum limit. • Check the possible solutions for the alarm A03 Over temperature
inverter.
MIDA
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