For the IZF series AC adapter (with or without an AC cord) models, refer to the list of AC adapters for various IZF models in the following document.
Yes, it can be used with a 200 VAC power supply because the input voltage of the IZ series AC adapter is 100 to 240 VAC (50/60 Hz).
Refer to the catalog for the neutralization characteristics when the air volume level is at the minimum and maximum.
The IZF series catalog can be found here.
When abnormal discharge occurs for longer than 100 ms, the incorrect high voltage alarm will be activated. Discharge may be caused by foreign matter or water droplets adhering to the emitter (electrode needle). In order to clear the alarm, remedy the cause of the error after stopping the power supply, and then turn the power ON again.