I did a test with an SH624 and the Radio Shack 49-1000 Console.
It was the X10WTI OEM version of the SC1200 made for Radio Shack.
I was able to add it with no issues.
If you have any problems let us know.
The MIN/MAX switch will allow you to Arm Home or Arm Away. With or without the Exit Delay.
MIN Arms with no Exit Delay
MAX Arms with an Exit Delay. That the delay time can be set. In one of the Menu pages.
The four standard buttons send an On or Off command on the House Code set on the dial. If the consoles House Code is the same. The commands from the SH624 will be put back on to the power lines.