SM411F_Service Manual.pdf - 第231页

Softwar e Alarm Code No. Alarm Contents Operating Condition Causes Measures After Servo-Amp. On y Instantaneous voltage drop of the control power owing to the surge current input through the r-t terminal y Servo-Amp. dam…

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Software
Table 5-1. Servo Motor Alarm Code
Alarm
Code No.
Alarm Contents Operating Condition
Causes Measures
After supplying the
control power
Low voltage of the control
power at the r - t terminal
y Servo-Amp. damaged
Measure the control
power input voltage
through the r - t terminal
and check
y Servo-Amp. Change
11
Servo-amp.
Control power,
low voltage alarm
After main power is
turned on and
the “Ready to
Operate” signal is
On
y Instantaneous voltage drop
of the control power
y Servo-Amp. damaged
y r - t terminal voltage
measuring and check
y Check the capacity of
the Power Supply
y Servo-Amp. Change
Alarm Code No.
Software
Alarm
Code No.
Alarm Contents Operating Condition
Causes Measures
After Servo-Amp. On
y Instantaneous voltage drop
of the control power owing to
the surge current input
through the r-t terminal
y Servo-Amp. damaged
y r - t terminal voltage
measuring and check
y Servo-Amp. change
y Check the capacity of
the Power Supply
After supplying
the control power
y X,Y Servo-Amp.
regenerating resistor
damage, disconnection
y Servo-Amp. damaged
y Resistor reconnection
y Resistor change
y Servo-Amp. change
12
Servo-Amp.
control power
High voltage
alarm
During motor running
y X,Y Servo-Amp.
regenerating resistor
damage, disconnection
y Servo-Amp. damaged
y Resistor reconnection
y Resistor change
y Servo-Amp. change
After supplying
the control power
y Servo-Amp. damaged y Servo-Amp. change
After the main
power is turned on
y Voltage drop of the main
power
y When using a single phase
power, check the input wiring
of L1 – L3
y Servo-Amp. damaged
y Check the main power
input
Main power connection
y Servo-Amp. change
13
Servo-Amp. main
power
Low voltage
alarm
When the motor is
running
y Servo-Amp. damaged
y Voltage drop of the main
power
y Servo-Amp. Change
Check the input points
of main power such as
relay, etc.
y Servo-Amp. damaged y Servo-Amp. change
y Motor UVW cable broken y Motor cable change
y Motor UVW cable short y Motor cable change
14 *
Servo-Amp.
Over current
alarm
After the main
power is turned on
When the motor
starts
y Servo-motor damaged y Servo-motor change
Overheating of Servo-
Amp above the rated
temperature
y Check the surrounding
machine and cooling
fan of Servo-Amp.
15 *
Servo-Amp.
over-heat
alarm
After the main
power is turned on
When the motor is
running
y Overloading on the Servo-
Amp
y Increase the capacity of
Servo-motor and Amp.
y Decrease the load.
y Overload larger than rated
load
y Increase the capacity of
servo-motor and Amp.
16
Servo-Amp.
overload alarm
After the main
power is turned on
When the motor is
y Servo-motor vibration
y Servo tuning
adjustment
Software
Alarm
Code No.
Alarm Contents Operating Condition
Causes Measures
Wrong connection or
shortage of the motor cable
Check and rectify the
motor cable
running
Tentative overload owing to
mechanical collision
Release the
alarm, restart and
check
When the motor is
running (when
stopped)
Over-charging of the Servo-
Amp. internal owing to the
overload
y Reduce the load
y Modify the operation
pattern
y Over-charging of the Servo-
Amp. internal owing to the
high speed operation
y Reduce the load
y Change the operating
speed
18 *
Regenerationover
load alarm
While motor is running
(during operation)
y Rectifier was damaged. y Servo-Amp. change
y Motor encoder A/B phase
failure
y Servo-Amp. change
y Servo-motor change
20 *
Motor encoder
A/B phase
Check alarm
After the control power
is turned on
Motor encoder cable
connection error or failure
y Motor encoder cable
check and change
y Motor encoder
communication parts failure
y Servo-Amp. change
y Servo-motor change
21 *
Motor encoder
Communication
check
alarm
After the control power
is turned on,
y Motor encoder cable
connection error or failure
y Motor encoder cable
check and change
y Motor encoder input error
y Servo-Amp. change
y Servo-motor change
22 *
Motor encoder
Wiring check
alarm
After control power is
turned on,
y Motor encoder cable
connection error or failure
y Motor encoder cable
check and change
y Communication error due to
the noise
y Check the power input
to the encoder (+5V ±
5%)
y Check the FG wiring
23 *
Motor encoder
communication
data trouble
alarm
After control power is
turned on
While the motor
is running
y Motor encoder cable
connection error or failure
y Motor encoder cable
check and change
24
Positioning error
limit alarm
After control power is
turned on
y Servo-Amp. damaged y Servo-Amp change