where to get a rs232 adapter

Hi,
i have to update the moi from 1.x to 2.x an i need a rs232 adapter because as it seems it is not an standard rs232 plug at the moi.
Where can i get this adapter?
Best regards
celevra
i have to update the moi from 1.x to 2.x an i need a rs232 adapter because as it seems it is not an standard rs232 plug at the moi.
Where can i get this adapter?
Best regards
celevra