Posted by wirestretcher (67.216.117.146) on March 21, 2004 at 00:06:34:
I think this may just be a second supervised loop that uses the same SN as the GB. If Im right, if you had the GB on say zone 17 and loop1, this might be zone 18 (same SN) loop 2. I may be way off but its all the info I have. The data sheet that comes with it should explain this I hope.