Amada MAWA-300B-00-00, Руководство по эксплуатации, Страница: 163 / 168

MAWA-300B
8. Troubleshooting
8-3
Error
code Error
message
Cause
Time of
detection
Corrective measure
E12
CPU
ERROR
The welding power supply was
faulty.
At all times
If this error occurs after a
restart, repairing is required.
Make contact with us.
E13
CURRENT
LIMIT
ERROR
The measured welding current was
out of the set allowable range. Immediately
after welding
Execute maintenance for
the electrode and
workpieces.
E14
VOLTAGE
LIMIT
ERROR
The measured welding voltage was
out of the set allowable range Immediately
after welding
Execute maintenance for
the electrode and
workpieces
E15
TIME LIMIT
ERROR
The weld time of measured welding
current was out of the set allowable
range.
Immediately
after welding
Execute maintenance for
the electrode and
workpieces.
E16
GP
COMMUNI-
CATION
ERROR
An error occurred in the
communication between the touch
panel and the main unit.
At all times
Check the connection cable
to the panel. If the error
cannot be cleared, there is a
possibility of any component
failure. Make contact with
us.
E17
START1
TIME UP
ERROR
The main welding start input signal
(H-ST2) is turned on
simultaneously or before the initial
current start signal (H-ST1).
At a start of
welding
Turn on the initial current
start signal (H-ST1) before
the main welding start input
signal (H-ST2).
E18
START2
TIME UP
ERROR
When the initial current time is NOT
set to 0 ms, the main welding start
input signal (H-ST2) is not turned
on within the initial current time
after the initial current start signal
(H-ST1) is turned on.
When the initial current time is set
to 0 ms, the main welding start
input signal (H-ST2) is not turned
on within 500 ms after the initial
current start signal (H-ST1) is
turned on.
At a start of
welding
When the initial current time
is NOT set to 0 ms, turn on
the main welding start input
signal (H-ST2) within the
initial current time after the
initial current start signal
(H-ST1) is turned on.
When the initial current time
is set to 0 ms, turn on the
main welding start input
signal (H-ST2) within 500
ms after the initial current
start signal (H-ST1) is
turned on.
E19
TORCH.1
COUNT
ERROR
In the status where the count has
already reached the preset count,
the START signal was input.
At an
operation
before
welding
Reset the count to zero or
set the preset counter
again.
E20
TORCH.2
COUNT
ERROR
In the status where the count has
already reached the preset count,
the START signal was input.
At an
operation
before
welding
Reset the count to zero or
set the preset counter
again.
E21
EXT COMM
ERROR
The upper/lower limit setting or
something in the telegraphic text of
external communication is
incorrect.
The communication process was
terminated abnormally.
At all times
Make a connection check or
review the upper/lower limit
setting in the telegraphic
text.