Operation at external operation/stop

It is recommended to turn OFF the start signals (STF and STR) when stopping the inverter.In this case, it is not probable that the motor rotates due to a cal... More Details >>

Stop-on-contact control of the FR-E700

The stop-on-contact control becomes invalid when the start command is turned OFF during the stop-on-contact control and the machine is decelerated to a stop ... More Details >>

FR Configurator2

No, it cannot. Purchase IQ-Works2 or FR Configurator2. Upgrading to from IQ-Works to IQ-Works2 is for a fee. More Details >>

S-shape acceleration/deceleration of the FR-D700

It does not change even when General-purpose magnetic flux vector control is performed. Pr.3 is the inflection point of the S-shape. More Details >>

FR-A8TAT

The output of the FM terminal becomes the current output of the CA. More Details >>

FR Configurator SW3 (CC-Link Seamless)

Pr.77 and 79 cannot be changed via CC-Link communication. More Details >>

Inverter operation at instantaneous power failure

When performing the automatic restart after instantaneous power failure, input the operation signal (STF or STR) and selection of automatic restart after ins... More Details >>

Driving 200 V motor by 400 V inverter

Your suggested use is not recommended due to the following reasons: Output voltage of the 400 V inverter contains "micro surge". Usually this surge voltage i... More Details >>

Noise from motor at low speed

It is considered to be caused by inverter PWM control. It can be suppressed by raising the PWM carrier frequency (Pr.72), but the entire noise and leakage cu... More Details >>

Meaning of OL display (2)

Yes. "OL" is displayed under speed control whenever the torque limit is reached without regard to the rated torque. More Details >>