How to make a disk backup (image) of an encrypted disk with TrueCrypt?

Question

TrueCrypt

There is a HDD where Windows 7 is installed.
One physical HDD with one partition (without a 100MB partition) where windows is installed.
When creating a sector-by-sector image through a disk via an Acronis boot disk.
then when restoring this image, well, another disk, when loading, the TrueCrypt bootloader is loaded, and after entering the correct password, windows itself will not be loaded.
How to make a proper backup?

Answer 1

dd if=/dev/sdb of=/crypted-disk.img BS=64K

Answer 2

Backups encrypted with TrueCrypt can only be backed up by Acronis at the file level.