THK TJU, Instruction Manual

Page: 113 / 134

8. Troubleshooting
2.
Causes and counter measures of alarms
8-4
TNU
Driver controller alarm list
When a driver controller alarm activates, an alarm code is output to PO0 to PO5.
● : ON ○ : OFF
No. Alarm name PO0 PO1 PO2 PO3 PO4 PO5
1 Motor overvolt
● ○ ○ ○ ○ ○
2 Control overvolt ○ ● ○ ○ ○ ○
3 Control low-volt
● ● ○ ○ ○ ○
4 Motor supply voltage drop ○ ○ ● ○ ○ ○
5 Serial communication error
● ○ ● ○ ○ ○
11 Parameter error ● ● ○ ● ○ ○
21 Move comm. at SV OFF ● ○ ● ○ ● ○
22 Move comm. before ORG ○ ● ● ○ ● ○
23 ORG time out ● ● ● ○ ● ○
24 Writing error on move ○ ○ ○ ● ● ○
25 Position data anomaly ● ○ ○ ● ● ○
31 Position comm. error ● ● ● ● ● ○
32 Excessive position deviation ○ ○ ○ ○ ○ ●
33 SoftWare limit over ● ○ ○ ○ ○ ●
34 Push & hold operation range over-error ○ ● ○ ○ ○ ●
35 Encoder communication error ● ● ○ ○ ○ ●
36 Encoder error ○ ○ ● ○ ○ ●
37 Battery error ● ○ ● ○ ○ ●
38 Low battery ○ ● ● ○ ○ ●
51 EEPROM error ● ● ○ ○ ● ●
52 Detection error ○ ○ ● ○ ● ●
53 Motor overload ● ○ ● ○ ● ●
54 Servo error ○ ● ● ○ ● ●
55 Overheat in driver controller ● ● ● ○ ● ●
56 Electronic thermal error ○ ○ ○ ● ● ●
57 Motor overcurrent ● ○ ○ ● ● ●
58 Abnormal operation ○ ● ○ ● ● ●
59 System alarm
● ● ○ ● ● ●
61 Regenerative overload ● ○ ● ● ● ●
62 Fault in IPM module
● ○ ● ● ● ●
63 Emergency stop ● ● ● ● ● ●
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