NSK EDD Megatorque Motor, User Manual

Page: 177 / 398

7. Operational Function
— 7-31 —
7.3.2.2. Monitor for Alarm History and Event: Monitor TA/HI

The monitor that reports the history of alarms and warnings that have occurred and the history of events.
The history record holds thirty-two recent instances.
！
Caution : With USB communication, up to 10 history records can be displayed.

Input “TA/HI.”
Scroll all alarms by the SP key or pause reading out by the BS key.
Fig 7-28: Monitor example (TA/HI)
: TA/HI
* **>TIME=000:46:45.5
,9;
* 00>P5-0,000:25:24.8
,8;
* 01>F1-0,001:23:35.3
,8;
* 02>A0-0,000:00:05.7
,4;
* 31>P5-0,000:00:02.2
,1;
:
(snip)
Current time, Number of times of power on
The latest alarm
The oldest alarm
History number
Alarm code
Sub code
Time of occurence
hhh:mm:sss.s
Number of times of power on

Currently 9th-time of power on. Elapsed time: 46 minuts 45.5 seconds

The latest alarm P5-0 (Main AC line under voltage) occurred 25
minutes 24.8 seconds after after the last power on

The Driver Unit controls the number of times of power on and the elapsed time from a time of control
power-on. When an alarm, a warning or an event occurs, it stores the contents of occurrence with the
information.

The Driver Unit can judge the event as “it happened right after the power is turned on” or “it
continually occurred” through the record of the time of occurrence.

The meaning of event code is described in the table 7-34 below. Events not fall under the description are
treated as an alarm or a warning. Refer to “11. Alarm and Warning.”
Table 7-34: Contents of monitor TA/HI
Event code Description
N0-0 The home position is reset by the command AZ or the Home Return operation

The table 7-35 below lists the alarms and warnings that are not on the alarm history record.
Table 7-35: Alarms and warnings that are not on the Alarm history
7 segments LED Command TA (Tell alarm status) Description
Motor
condition
C3
C3>CPU Error 
Error on the CPU
Servo on E0
E0>RAM Error
Error on the RAM.
E2
E2>ROM Error 
Error on the ROM
F2
F2>Software Over Travel
Software over travel limit is on.
Servo lock
F3
F3>Hardware Over Travel
Hardware over travel limit is on.
F4
F4>Emergency Stop
Emergency stop
Servo off
P3
P3>Control AC Line Under
Voltage
Low voltage of the control power
supply voltage.

: The alarm may be on the record depending on the details of situation.