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FAQ within [ MELSEC-Q Series ]
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Speed limit value change during operation
No, the speed limit cannot be changed during operation. More Details >>
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Major error 1201 occurs when the absolute position is erased.Execute the home position return after checking the batteries of the Motion CPU module and the s... More Details >>
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Both OUT and SET instructions set the device by completion of condition.However, if not completion of condition, OUT instruction resets the device while SET ... More Details >>
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The rapid stop deceleration time of parameter block is applied.However, when the rapid stop deceleration time is set in the servo program, the value is enabl... More Details >>
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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 >>
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Error 3012 occurs when the multiple CPU setting of PLC CPU (CPU No.1) does not match that of Motion CPU. (1) Check if the multiple CPU setting of the Multipl... More Details >>
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Servo motor rotation direction
To reflect the change, set "[PA14] Rotation direction selection/traveldirection selection" and cycle the servo amplifier or execute a home position return af... More Details >>
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The following shows the devices for the battery errors. • [SM51] Battery low latch Turn ON when the voltage of battery reduces to less than 2.5[V]. Remains O... More Details >>
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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 >>
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No, there is no impact on the command speed.However, the actual acceleration/deceleration time are affected by the change. More Details >>
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