Alarm History - Mitsubishi melservo-j2 series Instruction Manual

8. COMMUNICATION FUNCTIONS

8.12.6 Alarm history

(1) Alarm No. read
Read the alarm No. which occurred in the past. The alarm numbers and occurrence times of No.0 (last
alarm) to No.5 (sixth alarm in the past) are read.
(a) Transmission
Send command [3][3] and data No. [1][0] to [1][5]. Refer to Section 8.11.1.
(b) Reply
The alarm No. corresponding to the data No. is provided.
0 0
Alarm No. is transferred in decimal.
For example, "0032" means A.32 and "00FF" A._ (no alarm).
(2) Alarm occurrence time read
Read the occurrence time of alarm which occurred in the past.
The alarm occurrence time corresponding to the data No. is provided in terms of the total time
beginning with operation start, with the minute unit omitted.
(a) Transmission
Send command [3][3] and data No. [2][0] to [2][5].
Refer to Section 8.11.1.
(b) Reply
The alarm occurrence time is transferred in decimal.
Hexadecimal must be converted into decimal.
For example, data [0][1][F][5] indicates that the alarm occurred 501 hours after start of operation.
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