13 - 55
13. SERVO AMPLIFIERS WITH A LARGE CAPACITY (30k TO 55kW)
No. Symbol
Name and function
Initial
value
Unit
Setting
range
PA12 *DIF Input
filter
setting
Select the input filter.
Input signal filter
If external input signal causes chattering due to noise, etc., input
filter is used to suppress it.
0: None
1: 1.777[ms]
2: 3.555[ms]
3: 5.333[ms]
0 0
0
0002h
Refer
to
Name
and
function
column.
PA13
For manufacturer setting
0000h
PA14
Do not change this value by any means.
0000h
PA15
0000h
PA16
0000h
PA17
0000h
PA18
0000h
PA19
0000h
13.6 Troubleshooting
13.6.1 Converter unit
(1) Alarms and warning list
When a fault occurs during operation, the corresponding alarm or warning is displayed. If any alarm or
warning has occurred, refer to (2) or (3) of this section and take the appropriate action.
Switch power off, then on to deactivate the alarm. The alarms marked " " in the alarm deactivation column
of the table can be deactivated by pressing the "RES" key of the converter unit side parameter unit or
switching on the reset signal (RES).
Alarm deactivation
Display
Name
Power Error
A.91
Overheat
warning
Display Name
OFF ON
reset
Excessive regenerative load
A.10 Undervoltage
A.E0
warning
A.12 Memory
error1
(RAM)
A.E1
Over
load
warning
A.15 Memory
error2
(EEP-ROM)
A.E6
Converter forced stop warning
A.17 Board
error
Cooling
fan
speed
reduction
A.19 Memory
error3
(Flash-ROM)
Warni
ng
A.E8
warning
A.30 Regenerative
error
(Note) (Note)
A.33 Over
voltage
A.37 Parameter
error
A.38
MC drive circuit error
A.39 Open
phase
Inrush current suppressor circuit
A.3A
error
A.45
Main circuit device overheat
(Note) (Note)
A.47
Cooling fan error
A.50 Over
load
1
(Note) (Note)
A.51 Over
load
2
(Note) (Note)
Ala
rm
888 Watchdog
Note. Deactivate the alarm about 30 minutes of cooling time after removing the cause of occurrence.
Содержание Melservo MR-J3- 350B4
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