12
Picture 6
The temperature rate is usual at 3 degrees per second.The upper/bottom and infrared
temperature zones can set up to 8 heating temperatures and 8 constant times,the
parameters can be modified in the current curve system, but they are not going to be
saved in the procedure If saving is needed, please refer to the following procedure
“17”
！
If the profile is not suitable for the required welding temperature, please click
, return to the main interface
this is the distance of the upper heater to chip on PCB for soldering .
We usually set it from 190 to 198, but if you can not make sure the distance for the
first time, you can go to
,use the
to control the upper
heater go down,until the vacuum sucker touch the BGA, you will see the exactly
distance at
，
take down this parameter, when you set the
program, you can set the
