14 - 31
MELSEC-A
14 TROUBLESHOOTING
Relevant buffer memory
address
Axis 1
Axis 2
Axis 3
Checking method
Remedy
Connect
correctly.
Change the cable.
Take noise suppression measures.
Connect
correctly.
Change the command pulse frequency to a proper value.
Take noise suppression measures.
Connect
correctly.
Change the cable.
Change the servo amplifier.
Connect
correctly.
Change the servo amplifier.
Refer to section "5.2.7
Servo parameters for MR-
H-B (MR-H-BN)".
Set
correctly.
Change the servo amplifier.
Change the servo amplifier.
Review the operation method.
Review the cooling method.
Review environment so that ambient temperature is 0 to
40°C.
1. Reduce load.
2. Review operation pattern.
3. Use servomotor that provides larger output.
Change
servomotor.
Change
servomotor.
1. Reduce load.
2. Review operation pattern.
3. Use servomotor that provides larger output.
Servo response setting
109
259
409
1. Repeat acceleration/deceleration to execute auto
tuning.
2. Change " Pr.109 Servo response setting".
3. Set auto tuning to OFF and make gain adjustment
manually.
1. Review operation pattern.
2. Install limit switches.
Connect
correctly.
When the servomotor shaft is rotated slowly
with the servo OFF, the cumulative feedback
pulses should vary in proportion to the rotary
angle. (If the indication skips or returns
midway, the encoder is faulty.)
Change the servomotor.
Summary of Contents for A1SD75M1
Page 2: ......
Page 20: ...A 18 MEMO...
Page 22: ...MEMO...
Page 27: ...1 5 MELSEC A 1 PRODUCT OUTLINE MEMO...
Page 42: ...1 20 MELSEC A 1 PRODUCT OUTLINE MEMO...
Page 52: ...2 10 MELSEC A 2 SYSTEM CONFIGURATION MEMO...
Page 111: ...5 21 MELSEC A 5 DATA USED FOR POSITIONING CONTROL MEMO...
Page 115: ...5 25 MELSEC A 5 DATA USED FOR POSITIONING CONTROL MEMO...
Page 123: ...5 33 MELSEC A 5 DATA USED FOR POSITIONING CONTROL MEMO...
Page 127: ...5 37 MELSEC A 5 DATA USED FOR POSITIONING CONTROL MEMO...
Page 167: ...5 77 MELSEC A 5 DATA USED FOR POSITIONING CONTROL MEMO...
Page 193: ...5 103 MELSEC A 5 DATA USED FOR POSITIONING CONTROL MEMO...
Page 276: ...5 186 MELSEC A 5 DATA USED FOR POSITIONING CONTROL MEMO...
Page 332: ...7 18 MELSEC A 7 MEMORY CONFIGURATION AND DATA PROCESS MEMO...
Page 334: ...MEMO...
Page 422: ...9 64 MELSEC A 9 MAIN POSITIONING CONTROL MEMO...
Page 446: ...10 24 MELSEC A 10 ADVANCED POSITIONING CONTROL MEMO...
Page 472: ...11 26 MELSEC A 11 MANUAL CONTROL MEMO...
Page 576: ...12 104 MELSEC A 12 CONTROL AUXILIARY FUNCTIONS MEMO...
Page 745: ......