Yaskawa Sigma-5 User Manual: MECHATROLINK-II Commands - Manual (Page 60)

3.2 Commands Details
3-29
3
Commands for Preparation Process
3.2.16 Clear Warning or Alarm (ALM_CLR: 06H)
Send an ALM_CLR command to clear the warning/alarm status and the alarm history.
(1) ALM_CLR Command (06H)
The specifications of the ALM_CLR command are described below.
∗ Alarm history is saved in the non-volatile memory, and will not be lost if the control power goes OFF.
(2) ALM_CLR_MOD Specifications
Byte
ALM_CLR
Description
Command Response
1 06H 06H
Phases in
which the
command can
be executed
Phase 2 and 3
Synchronization
classification
Asynchronous
command
2 ALARM
Processing
time
See (2)
ALM_CLR_MO
D Specifications.
Subcommand Cannot be used
3
STATUS
• Clears the followings.
- Current alarm/warning status
- Alarm history *
• A warning will occur and the command will be ignored in the following
cases.
- When using SigmaWin or a digital operator to execute utility functions:
Command warning 1 (A.95A)
- ALM_CLR_MOD is out of the setting range: Data setting warning 2
(A.94B)
• The alarm status will not be cleared in the following cases.
- An alarm that cannot be reset occurs.
- An alarm that cannot be reset occurs but the cause of the alarm has not
yet been removed.
4
5
ALM_CLR_
MOD
ALM_CLR_
MOD
6
7
8
9
10
11
12
13
14
15
16 WDT RWDT
ALM_CLR_MOD Description Processing Time
0 Clears current alarm/warning status. Within 200 ms
1 Clears alarm history. Within 2 s