
14. HISTORY FUNCTION
789
The records of some alarms, messages, and operations can be referenced.
14.1 Alarm History
Alarms generated in the NC are recorded. The latest 25 alarms generated
are recorded. The 26th and former alarms are deleted.
D Display of alarm history screen
(1) Press
MESSAGE
key .
(2) Press soft key [HISTRY] and an alarm history screen is displayed.
(3) Other pages are displayed by
PAGE
or
PAGE
key.
ALARM HISTORY O1234 N12345
01/04/18 20:56:26
506 OVERTRAVEL : +X
01/04/18 19:58:11
000 TURN OFF POWER
01/04/18 19:52:45
000 TURN OFF POWER
01/04/18 19:48:43
300 APC ALARM : X–AXIS ZERO RETURN REQUEST
01/04/18 18:10:10
507 OVERTRAVEL : +B
[ ALARM ][ MSG ][ HISTRY ][ ][ (OPRT) ]
D Clearing alarm history
(1) Press soft key [(OPRT)].
(2) Press soft key [CLEAR], then the alarm history is cleared.
The clearing of the alarm history can be disabled by setting
PRM3110#2(AHC).
D Alarm display
When an external alarm (ALM1000–1999) or a macro alarm (ALM3000–
3999) is output, the alarm history function can record the alarm message.
If recording of the message is not set or if no message is input, only an
external alarm or macro alarm is displayed.
D Parameter
#7
#6 #5 #4 #3 #2 #1 #0
3112
EAH
#3 (EAH) The alarm history function:
0 : Does not record the messages output with external
alarms or macro alarms.
1 : Records the messages output with external alarms or
macro alarms.