? SMARTRAK 3，支持被動磁場檢測及直流電D.C檢測
? SMARTRAK 6，支持主動交流電——A.C（Tone）檢測
? SMARTRAK 9，支持被動磁場、直流電D.C及交流A.C（Tone）檢測
被動磁場管線追蹤最少需要3個磁力梯度儀（grads），A.C. tone管線追蹤至少需要2個三維磁場傳感器。
Target Type | Smartrak 3 | Smartrak 6 | Smartrak 9 |
Comms cable (13mm) | Range to1.5m | Tone only | Range to 1.5m or Tone |
Comms Cable 13mm (Magnetised) | Range to 3m | Tone only | Range to 3m or Tone |
Pipeline 12” | Range to 3m | - | Range to 3m |
3 Phase power cable (LIVE) | Range dependant on net current | Range dependant on net current | |
Power cable 100mm | Range to 1.5m | Tone only | Range to 1.5m or Tone |
Power cable 100mm (Magnetised) | Range to 3m | Tone only | Range to 3m or Tone |
DC power Cable | Range dependant on current | - | Range dependant on current |
Number of sensors | Up to 8 (5 fwd, 3 aft) | 2 at present, 4 later | Up to 12, including rear |
Rear array for target heading | Yes | Yes | Yes |
Size | Small | Small | Small |
Weight | Light | Light | Medium |
Power | DC | DC | DC |
