The following is the case for the FREQROL-A500 series:1. When the R phase or S phase is lost, the inverter stops since i

The inverter has the current limit function. This automatically controls the frequency so that the preset current value

When the programmable controller power is turned OFF while the inverter is in the PLC link operation mode, a communicati

Connecting the brake resistor allows for quick deceleration because the regenerative power is processed. (The brake torq

The inverter uses PWM control to change the output voltage and frequency to vary the motor speed. PWM stands for Pulse W

When the inverter start signal is input, the inverter starts outputting from the starting frequency. And then, it gradua

1. Stall prevention operation works when the inverter's output current exceeds the value set with Pr.22.In this case, it

1. By setting Pr.158 (Terminal AM function selection) to "21" (Reference voltage output), 10 V is output from the termin

Using the inverter's input terminal, you can use up to 15 speeds.This function is supported by the current 500 series pr

1. The output frequency satisfies the "control specification/frequency precision" even when the power supply voltage cha

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FREQROL-A500

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FAQ within [ FREQROL-A500 ]

101-110 of Total 119

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Power supply phase loss

The following is the case for the FREQROL-A500 series:1. When the R phase or S phase is lost, the inverter stops since it loses the control power supply.2. W... More Details >>
- No：22010
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Automatic overload control of inverter

The inverter has the current limit function. This automatically controls the frequency so that the preset current value may not be exceeded. (Note that the m... More Details >>
- No：21409
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-E500 , FREQROL-S500
Resetting inverter after restoring from power failure

When the programmable controller power is turned OFF while the inverter is in the PLC link operation mode, a communication error occurs and the inverter trip... More Details >>
- No：21417
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , Plug-in Options , FREQROL-A500
Brake resistor

Connecting the brake resistor allows for quick deceleration because the regenerative power is processed. (The brake torque increases.)Therefore, when an exte... More Details >>
- No：22045
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
Soft-PWM

The inverter uses PWM control to change the output voltage and frequency to vary the motor speed. PWM stands for Pulse Width Modulation. Voltage is chopped i... More Details >>
- No：21549
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
Stall prevention operation

When the inverter start signal is input, the inverter starts outputting from the starting frequency. And then, it gradually raises the frequency for accelera... More Details >>
- No：21413
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Stall prevention

1. Stall prevention operation works when the inverter's output current exceeds the value set with Pr.22.In this case, it is considered that the current did n... More Details >>
- No：22067
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Terminal AM calibration

1. By setting Pr.158 (Terminal AM function selection) to "21" (Reference voltage output), 10 V is output from the terminal AM.2. Read Pr.901 in the PU operat... More Details >>
- No：21936
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-A200 , FREQROL-A100
Speed 15 operation

Using the inverter's input terminal, you can use up to 15 speeds.This function is supported by the current 500 series products (A500, F500, E500, and S500).U... More Details >>
- No：21947
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-E500 , FREQROL-S500
Speed change due to power supply voltage fluctuation

1. The output frequency satisfies the "control specification/frequency precision" even when the power supply voltage changes, but the output voltage cannot r... More Details >>
- No：22069
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500

101-110 of Total 119

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