LED blinking under encoder feedback c...

The following may be the cause. - No encoder power supply. - The setting of Pr.359 (Encoder rotation direction) is reversed. - The signal from the encoder is... More Details >>

Cumulative energization time

It is accumulated even when only the control power is ON. More Details >>

FR-FS

The acceleration time is 60 Hz and 5 seconds, and deceleration time is 60 Hz and 60 seconds. More Details >>

Optimum excitation control

For the FR-F800 series, in addition to the conventional Optimum excitation control, Advanced optimum excitation control with the improved starting torque is ... More Details >>

FR Configurator SW3

FR Configurator SW3 is not included in IQWorks. Therefore, FR Configurator SW3 cannot be installed with the product ID of IQWorks. However, SW1DND-FRC2 (FR C... More Details >>

JIS standard

JIS standard for the inverter is not established. It is required to check whether the whole machine including the inverter is compliant with JIS standard. More Details >>

The lifetime of EEPROM write

It is said that the EEPROM has a lifetime of 100,000 write cycles. When the data is written every time the frequency changes, the life of the EEPROM may not ... More Details >>

Anti-sway control

No, it does not affect the control. When a swinging frequency is set in Pr.1074, the setting values in Pr.1077 to Pr.1079 are not referred. When Pr.1074 is s... More Details >>

UL certification of FR-HEL

For the products written in the FR-HEL Instruction Manual, the installation of a reactor is required and inverter + reactor is certified as UL standards. For... More Details >>

FR-A800 and Ethernet IP communication

Yes. the options support it. By connecting the following communication option (built-in circuit board) manufactured and sold by HMS to the FR-A800 series, th... More Details >>