How to not show cmd when executing Imagemagick?

Question

ImageMagick

Through Imagemagick, the procedure is similar

command in cmd

"C:\Program Files\ImageMagick-7.1.0-Q16-HDRI\convert.exe" "C:\Users\proskurenko\AppData\Local\Temp\45\v8_D3EB_e.pdf" "C:\Users\proskurenko\Desktop\Балансы\НаименованиеДилера\16.07-31.07\Баланс.JPG"

That is, there are from 5 to 50 commands, and for each, an empty cmd window flies out, which is waiting for the procedure to be completed. This interferes with the appearance and disconnects the worker from the process.
How can I hide the execution of Imagemagick convert?