5
29
AL
1 ferrous
11 nonferrous
The X‑TERRA 305 has 12 segments.
The target IDs range from –4 up to 44, increasing in steps of 4.
3 ferrous
16 nonferrous
The X‑TERRA 505 has 19 segments.
The target IDs range from –9 to 48, increasing in steps of 3.
The more segments available, the more separate target IDs available.