- 採用三豐開發的絕對原點標尺ABS(ABSOLUTE) 傳感器，設置的原點，即使在電源關閉的情況下也可以恢復原點，每次電源接通時，無需進行原點恢復，就可以開始進行測量。
- 採用三豐開發的ABSOLUTE線性編碼器可消除超速誤差，提高測量的可靠性。
- 通過設定上限和下限值，可進行公差判定測量。另外，僅公差判斷結果可以被放大和顯示。
- 連續使用下電池壽命可達約7,000小時。
- 配有數據輸出端口，使其能連入測量網絡系統和統計過程控制系統。
規格:
| Metric | ||||||
| Order No. (w/lug, flat-back) | Range (mm) | Resolution (mm) | Overall accuracy (mm) | Measuring force (N) | Remarks | |
| 543-390 | 543-390B | 12.7 | 0.001/0.01 | 0.003 | 1.5 or less | — |
| 543-394 | 543-394B | 0.4 – 0.7 | Low measuring force | |||
| — | 543-470B | 25.4 | 1.8 or less | — | ||
| — | 543-490B | 50.8 | 0.005 | 2.3 or less | — | |
| 543-400 | 543-400B | 12.7 | 0.01 | 0.02 | 0.9 or less | — |
| 543-404 | 543-404B | 0.2 – 0.5 | Low measuring force | |||
| — | 543-474B | 25.4 | 1.8 or less | — | ||
| — | 543-494B | 50.8 | 0.04 | 2.3 or less | — | |
| Inch/Metric | ||||||
| Order No. (w/lug, flat-back) | Range (in) | Resolution | Overall accuracy (in) | Measuring force (N) | Remarks | |
| 543-391 | 543-391B | 0.5 | 0.0005/0.0001/ 0.00005 in/ 0.01/0.001 mm | 0.0001 | 1.5 or less | — |
| 543-392 | 543-392B | 1.5 or less | — | |||
| 543-395 | 543-395B | 0.4 – 0.7 | Low measuring force | |||
| 543-396 | 543-396B | 0.4 – 0.7 | Low measuring force | |||
| — | 543-471B | 1 | 1.8 or less | — | ||
| — | 543-472B | 1.8 or less | — | |||
| — | 543-491B | 2 | 0.0002 | 2.3 or less | — | |
| — | 543-492B | 2.3 or less | — | |||
| 543-401 | 543-401B | 0.5 | 0.0005 in/0.01 mm | 0.001 | 0.9 or less | — |
| 543-402 | 543-402B | 0.9 or less | — | |||
| 543-405 | 543-405B | 0.2 – 0.5 | Low measuring force | |||
| 543-406 | 543-406B | 0.2 – 0.5 | Low measuring force | |||
| — | 543-475B | 1 | 1.8 or less | — | ||
| — | 543-476B | 1.8 or less | — | |||
| — | 543-495B | 2 | 0.0015 | 2.3 or less | — | |
| — | 543-496B | 2.3 or less | — | |||
