There are two ways to start a positioning operation: (1) Set the "[Cd.3] Positioning start No.", and turn ON the positio

Torque is limited by the lower set value of "[Pr.17] Torque limit setting value" and "[Cd.22] New torque value/forward n

It depends on the setting of servo parameter "[PA03] Absolute position detection system" whether the HPR request flag ("

Error 2035 (Command frequency error) occurs when the servo amplifier detects a command frequency error. (1) When the com

No. To execute continuous positioning and continuous trajectory control, the same target axes and the same number of con

Yes. You can check the servo status through the following monitor data. • "[Md.108] Servo status 1" • "[Md.125] Servo

It depends on the servo error.Some can be cleared by "[Cd.5] Axis error reset" but the other cannot unless the servo amp

The BUSY signal turns ON even when position control of movement amount "0" is executed.However, since the ON time is sho

Change the direction with "[PA14] Rotation direction selection/travel direction selection".

No, execute "[Cd.5] Axis error reset" to cancel the error after eliminating the error cause.

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MELSEC-L Series

Simple Motion Modules(64)

LD77MS(32)
LD77MH(32)

FAQ within [ MELSEC-L Series ]

1-10 of Total 32

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Positioning start

There are two ways to start a positioning operation: (1) Set the "[Cd.3] Positioning start No.", and turn ON the positioning start signal. (2) Use the dedica... More Details >>
- No：23593
- Release Date：2018/09/14 15:09
- Category： QD77MS , LD77MS , LD77MH , QD75MH , QD75M
Torque limit

Torque is limited by the lower set value of "[Pr.17] Torque limit setting value" and "[Cd.22] New torque value/forward new torque value".When the current tor... More Details >>
- No：23591
- Release Date：2018/09/14 15:09
- Category： QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD74MH
HPR request flag

It depends on the setting of servo parameter "[PA03] Absolute position detection system" whether the HPR request flag ("[Md.31] Status": b3) turns ON or not.... More Details >>
- No：23617
- Release Date：2018/09/14 15:09
- Category： QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD75M
Error 2035

Error 2035 (Command frequency error) occurs when the servo amplifier detects a command frequency error. (1) When the command from the controller is the permi... More Details >>
- No：23616
- Release Date：2018/09/14 15:09
- Category： QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD75M , QD74MH
Linear and circular interpolation

No. To execute continuous positioning and continuous trajectory control, the same target axes and the same number of control axes must be specified in the po... More Details >>
- No：23582
- Release Date：2018/09/14 15:09
- Category： RD77MS , RD77GF , FX5SSC , QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD75M
Servo status

Yes. You can check the servo status through the following monitor data. • "[Md.108] Servo status 1" • "[Md.125] Servo status 3" (QD77MS, LD77MS, LD77MH) ... More Details >>
- No：23588
- Release Date：2018/09/14 15:09
- Update：2023/03/09 10:02
- Category： QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD75M
Axis error reset

It depends on the servo error.Some can be cleared by "[Cd.5] Axis error reset" but the other cannot unless the servo amplifier's power is turned OFF.Refer to... More Details >>
- No：23584
- Release Date：2018/09/14 15:09
- Category： RD77MS , RD77GF , FX5SSC , QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD75M
BUSY signal

The BUSY signal turns ON even when position control of movement amount "0" is executed.However, since the ON time is short, the ON status may not be detected... More Details >>
- No：23612
- Release Date：2018/09/14 15:09
- Category： RD77MS , RD77GF , FX5SSC , QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD75M , QD74MH
Motor rotation direction

Change the direction with "[PA14] Rotation direction selection/travel direction selection". More Details >>
- No：23587
- Release Date：2018/09/14 15:09
- Category： RD77MS , RD77GF , FX5SSC , QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD74MH
Warning

No, execute "[Cd.5] Axis error reset" to cancel the error after eliminating the error cause. More Details >>
- No：23580
- Release Date：2018/09/14 15:09
- Category： RD77MS , RD77GF , FX5SSC , QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD75M

1-10 of Total 32

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