15 - 85
MELSEC-Q
15 TROUBLESHOOTING
Related buffer memory address
Axis 1
Axis 2
Axis 3
Axis 4
Check point
Corrective action
Change the drive unit.
Change the DRU parameter value to within the
setting range.
— — — —
Change the servo amplifier.
Regenerative resistor brake option
30102 30202 30302 30402
Optional function 1
30123 30223 30323 30423
Set correctly.
• Change the drive unit or cooling fan.
• Reduce ambient temperature.
The drive method is reviewed.
— — — —
Change the drive unit or cooling fan.
Review environment so that ambient temperature
is 0 to 40°C.
• Reduce load.
• Review operation pattern.
• Use servomotor that provides larger output.
— — — —
Change the servomotor.
— — — —
• Reduce load.
• Review operation pattern.
• Use servomotor that provides larger output.
Auto tuning
30108 30208 30308 30408
Servo response
30109 30209 30309 30409
• Repeat acceleration/deceleration to execute
" Pr.108 Auto tuning".
• Change " Pr.109 Servo response" setting.
• Set " Pr.108 Auto tuning" to OFF and make gain
adjustment manually.
Input signal logic selection
31 181 331 481
• Review operation pattern.
• Install limit switches.
— — — —
Connect correctly.
— — — —
When the servomotor shaft is
rotated 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 if
faulty.
Change servomotor.
Summary of Contents for MELSEC-Q QD75M
Page 1: ...MELSEC Q QD75M Positioning Module User s Manual Details QD75M1 QD75M2 QD75M4 ...
Page 17: ...MEMO ...
Page 64: ...3 11 MELSEC Q 3 SPECIFICATIONS AND FUNCTIONS MEMO ...
Page 91: ...4 16 MELSEC Q 4 INSTALLATION WIRING AND MAINTENANCE OF THE PRODUCT MEMO ...
Page 108: ...5 17 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 112: ...5 21 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 116: ...5 25 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 138: ...5 47 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 182: ...5 91 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 188: ...5 97 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 194: ...5 103 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 253: ...5 162 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 274: ...6 21 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 275: ...6 22 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 276: ...6 23 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 277: ...6 24 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 278: ...6 25 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 279: ...6 26 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 280: ...6 27 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 281: ...6 28 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 282: ...6 29 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 283: ...6 30 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 284: ...6 31 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 285: ...6 32 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 286: ...6 33 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 287: ...6 34 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 288: ...6 35 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 289: ...6 36 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 290: ...6 37 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 291: ...6 38 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 292: ...6 39 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 293: ...6 40 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 294: ...6 41 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 295: ...6 42 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 296: ...6 43 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 297: ...6 44 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 298: ...6 45 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 299: ...6 46 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 300: ...6 47 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 301: ...6 48 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 302: ...6 49 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 303: ...6 50 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 304: ...6 51 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 305: ...6 52 MELSEC Q 6 PLC PROGRAM USED FOR POSITIONING CONTROL ...
Page 332: ...7 7 MELSEC Q 7 MEMORY CONFIGURATION AND DATA PROCESS MEMO ...
Page 336: ...7 11 MELSEC Q 7 MEMORY CONFIGURATION AND DATA PROCESS MEMO ...
Page 347: ...MEMO ...
Page 477: ...9 116 MELSEC Q 9 MAJOR POSITIONING CONTROL MEMO ...
Page 539: ...11 36 MELSEC Q 11 MANUAL CONTROL MEMO ...
Page 663: ...14 18 MELSEC Q 14 DEDICATED INSTRUCTIONS MEMO ...
Page 771: ...Appendix 2 MELSEC Q APPENDICES MEMO ...
Page 845: ...Appendix 76 MELSEC Q APPENDICES MEMO ...
Page 855: ...Index 10 X X0 QD75 READY 3 15 X1 Synchronization flag 3 15 Z Zero speed Pr 130 5 74 ...