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FREQROL-A500
FAQ within [ FREQROL-A500 ]
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I want to display the speed on an analog meter.
As the inverter does not display the speed in m/min, let us explain using the speed display in r/min. In this case, set Pr.52 to "6" (operation panel display... More Details >>
- No:21944
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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You can set both the BCD code and binary code inputs within the range from 0 to 400 Hz.You can set the bias and gain in 0.01 Hz units.For BCD input, when the... More Details >>
- No:21945
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , Plug-in Options , FREQROL-A500
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Speed control failure due to 20 mA from DC 4
It seems that there is a read error for 20 mA DC inside the inverter.Setting Pr.905 to 50 Hz while 20 mA DC is actually flowing between the terminals 4 and 5... More Details >>
- No:21998
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-E500 , FREQROL-A200 , FREQROL-A100
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1. Such a behavior does not usually happen. (1) The operation command (STF) is not input, contact faults are present, or wire is broken. (2) The output shu... More Details >>
- No:21552
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
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Calculation of inverter acceleration and deceleration time
Refer to the Technical Sheet No.23 (Capacity Selection and Continuous Operation) for reference for selection. Optional capacity selection software is also pr... More Details >>
- No:22097
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Surge voltage of 400 V inverter
No. Although the carrier frequency increases or decreases the switching count, the switching speed is the OFF-to-ON speed of the IGBT element of the inverter... More Details >>
- No:21401
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-A024 , FREQROL-E500 , FREQROL-V200 , FREQROL-A200 , FREQROL-S500 , FREQROL-A100
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The inverter does not have a function to limit the current at 0 Hz.Although it has the DC injection brake, it is intended to improve the braking capability b... More Details >>
- No:22002
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Impossible to recover after power failure
First, ensure that the parameter for automatic restart after instantaneous power failure is set correctly and then do the following:1. Check if the terminals... More Details >>
- No:22033
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Inverter installation interchange attachment
Use the FR-A5AT02 as the intercompatibility attachment when upgrading from the FR-A220-3.7K to FR-A540-3.7K. More Details >>
- No:22095
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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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
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