MDS-E/EH Series Instruction Manual
7 Troubleshooting
412
IB-1501229-F
Alarm No.
77
Power supply: Power module overheat
Thermal protection function in the power module has started its operation.
Investigation details
Investigation results
Remedies
CV
1
Confirm that the fan is properly rotating.
Large amounts of cutting oil or cutting chips,
etc., are adhered, or the rotation is slow.
Clean or replace the fan.
◯
The fan is properly rotating.
Check the investigation item No. 2.
2
Check whether the heat dissipating fins are dirty.
Cutting oil or cutting chips, etc., are adhered,
and the fins are clogged.
Clean the fins.
◯
The fins are normal.
Check the investigation item No. 3.
3
Measure the power supply unit's ambient
temperature.
55°C or more
Improve the ventilation and cooling for the
power distribution panel.
◯
Less than 55°C.
Check the investigation item No. 4.
4
Check if there is any abnormality in the unit's
ambient environment.
(Ex. Ambient temperature, noise, grounding)
Take remedies according to the causes of the abnormality in the ambient environment.
◯
Alarm No.
80
Main side encoder cable error
A pulse type cable is used for the motor side encoder.
Investigation details
Investigation results
Remedies
SV SP
1
Check the parameters.
Servo:SV025 = "x200"
Spindle:SP031 = "x200"
And then, check the connected cable and the
encoder.
The cable type is pulse.
Replace the cable to the serial type.
◯
◯
There is no problem with the selection of the
encoder and cable.
Replace the encoder or cable.
Summary of Contents for MDS-E
Page 1: ......
Page 3: ......
Page 15: ......
Page 17: ......
Page 19: ......
Page 21: ......
Page 31: ......
Page 32: ...1 IB 1501229 F 1 Installation ...
Page 76: ...45 IB 1501229 F 2 Wiring and Connection ...
Page 132: ...101 IB 1501229 F 3 Safety Function ...
Page 142: ...111 IB 1501229 F 4 Setup ...
Page 277: ...MDS E EH Series Instruction Manual 4 Setup 246 IB 1501229 F ...
Page 278: ...247 IB 1501229 F 5 Servo Adjustment ...
Page 351: ...MDS E EH Series Instruction Manual 5 Servo Adjustment 320 IB 1501229 F ...
Page 352: ...321 IB 1501229 F 6 Spindle Adjustment ...
Page 404: ...373 IB 1501229 F 7 Troubleshooting ...
Page 455: ...MDS E EH Series Instruction Manual 7 Troubleshooting 424 IB 1501229 F ...
Page 456: ...425 IB 1501229 F 8 Maintenance ...
Page 475: ...MDS E EH Series Instruction Manual 8 Maintenance 444 IB 1501229 F ...
Page 476: ...445 IB 1501229 F 9 Power Backup System ...
Page 494: ...463 IB 1501229 F 10 Appx 1 Cable and Connector Assembly ...
Page 504: ...473 IB 1501229 F 11 Appx 2 D A Output Specifications for Drive Unit ...
Page 514: ...483 IB 1501229 F 12 Appx 3 Protection Function ...
Page 523: ...MDS E EH Series Instruction Manual 12 Appx 3 Protection Function 492 IB 1501229 F ...
Page 524: ...493 IB 1501229 F 13 Appx 4 Compliance to EC Directives ...
Page 528: ...497 IB 1501229 F 14 Appx 5 EMC Installation Guidelines ...
Page 540: ...509 IB 1501229 F 15 Appx 6 Higher Harmonic Suppression Measure Guidelines ...
Page 550: ......
Page 554: ......