Autonics AiCA Series, Руководство пользователя

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13 Protection Function
128 © Copyright Reserved Autonics Co., Ltd.
13.2 Warning

This function notices dangers with the warning indicator prior to motor stop with limit
signal or over load warning.

When turning out from the warning condition, driver returns to the normal status
automatically.
※ Even though warning occurs, it drives as normal status and it may cause damage by fire.
It is recommended not to use the unit during warning status.
※ Depending on the alarm/warning type, it displays as a segment and indicator on
the Alarm/Status display part.
No. of
flashing Warning
type
Desctiptions Causes Troubleshooting
W1
S/W +Limit
When normal
direction (CW)
software limit is
ON
1. When the current
position reaches the
S/W + Limit value
1. Check S/W + Limit parameter
value.
W2
S/W -Limit
When reverse
direction (CCW)
software limit is
ON
1. When the current
position reaches the
S/W - Limit value
1. Check S/W - Limit parameter
value.
W3
H/W +Limit
When normal
direction (CW)
hardware limit is
ON
1. When + Limit signal
(I/O no. 19-pin) is input
1. Check the + Limit signal is
input correctly.
2. Check if the +/- Limit signal is
correctly set with the motor
rotation direction.
(CW direction: + Limit,
CCW direction: - Limit)
W4
H/W -Limit
When reverse
direction (CCW)
hardware limit is
ON
1. When - Limit signal
(I/O no. 20-pin) is input
W5
Overload
warning
When maximum
load is kept
connected over
10 sec
1. Over load
1. Change operation condition or
reduce load so that sudden
load fluctuation does not
occur.
W6
Position
override
When it is
impossible to
operate position
override
1. When value which
position override
cannot be operated is
entered
1. Change operation condition to
avoid sudden position change.
※ Other warning can be occurred during Overload warning, and the motor does not stop.