Here's a modified version. Uses variables (remember to include your details after the 3 '=' signs). Please let us know if the date format differs on your computer.
@echo off
set userid=
set password=
set ipaddress=
set filename=%date:~6,4%%date:~3,2%%date:~0,2%_%time:~0,2%%time:~3,2%
set filename=%filename: =0%
>download.ftp echo %userid%
>>download.ftp echo %password%
>>download.ftp echo binary
>>download.ftp echo get %SenderId%APRF %filename%
>>download.ftp echo quit
ftp -s:download.ftp %ipaddress%