Warning Functions - Panasonic MINAS A6N Series Operating Instructions Manual

6
When in Trouble
●
The amplifier is provided with a warning function, in addition to the various protection
functions. The alarm will be triggered before the protective function is activated, and
you can check the conditions such as overload beforehand.
Warning displayed
Normal display and warning code（Hex.） slowly displayed alternately.the right dot
flashes when the warning code is displayed.
（Over-load warning in case of servo on）
Warning code （ 2 sec.）
One of the following warning modes can be selected through the setting of Pr 6.27
●
"Warning latch state setup": the warning non-latch mode in which the warning is auto-
matically cleared 1 sec. after the cause of warning is removed, and the warning latch
mode in which the warning is kept issued even after the cause of warning is removed.
To clear the latched state, use the alarm clearing procedure is the same with alarm
clearing. Note that the battery warning is latched by the encoder: after unlatching at
the encoder, the warning is cleared.
■ Relevant parameters
Class No. Parameter name Set range Units
Selection of
Pr4.40
alarm output 1
Selection of
Pr4.41
alarm output 2
Warning latch
Pr6.27
state setup
Oscillation
Pr6.37
detecting level
Warning mask
Pr6.38
setting
Warning mask
Pr6.39
setting 2
Main power off
Pr7.14 warning
detection time
RTEX
Pr7.26 continuous error
warning setup
6-38
1. Troubleshooting

Warning Functions

The normal display
the right dot flashes
Select the type of alarm issued as the alarm output 1 (WARN1).
0 to 40 — Setup value 0: ORed output of all alarms.
For 1 and subsequent see the table in the next page
Select the type of alarm issued as the alarm output 2.(WARN2)
0 to 40 — Setup value 0: ORed output of all alarms.
For 1 and subsequent see the table in the next page.
Set the latching state of warning.
General warning and extended warning can be specified.
0 to 3 —
bit 0: Extended warning
bit 1: General warning
Set the threshold of oscillation detection.
When torque vibration beyond this setting is detected, an oscillation
0 to 1000 0.1 % detection alarm is activated.
If the set value is 0, this function is disabled and the alarm is not
activated.
−32768
－
Set the warning detection mask.If bit is set to1,warning detection will be
to 32767
invalid.
−32768
（I/O connector and RTEX conmmunication state flag is the Common.)
－
to 32767
Specifies a time to wait until a main power off warning is detected when
main power shut-off continues.
TREX communication status AC_OFF becomes 1 when main power off
0 to 2000 1 ms
is detected.
0 to 9, 2000: Warning detection is disabled.
10 to 1999: Unit is [ms]
WngC0h (RTEX continuous communication error warning) is
No. of
generated as the number of continuous communication errors reaches
0 to 32767
the parameter setting.
times
When the setting is 0, the function is disabled and warning is not generated.
（4 sec.）
Functions
0: unlatch, 1: latch
0: unlatch, 1: latch
Rev.2.00