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 >>
When the wire between the 400 V inverter and motor is long (20 m or longer), surge voltage occurs momentarily. This voltage is as two or more times as the DC... More Details >>
Coasting operation of the inverter
To use an inverter using the external contact coast to stop (to shut off the inverter's output), short-circuit the terminals MRS and SD.For CC-Link operation... More Details >>
Resetting inverter after restoring fr...
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 >>
Impossible to recover after power fai...
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 >>
Power factor improving effect by option
Installing the high power factor converter brings the power factor improving effect of 99% or higher.Therefore, when the high power factor converter is used,... More Details >>
"8" display in offline auto tuning means forced stop by the operator. This means that you stopped operation before tuning completes. With this forced stop, ... More Details >>
Driving 200 V motor by 400 V inverter
A 400 V inverter does not operate when 200 V is supplied to it, therefore the motor does not rotate. A 200 V motor can be rotated by a 400 V inverter, howeve... More Details >>
Connection with personal computer
Connection method for the A500 and E500 is shown in the figure below. The figure is given in an Excel file. Figure 1 More Details >>
Speed control failure due to 20 mA fr...
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 >>
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