- 分辨力為0.01mm，且易於讀取。
- 內置擁有絕對原點的ABSOLUTE標尺，開啟後無需重置原點。
- 551-301-20/551-331-10、CDN-P/PPMX的防護等級是IP67(如果卡尺接觸液體後，應進行防銹處理)。
- 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。
- 數顯規格下的內徑測量面進行測量時的測量值為顯示值+主機上顯示的補正值。
- 尖狀外徑量爪易於測量工件窄的部分。
規格:
| Metric | |||||
| Order Number | Range | Accuracy | Resolution | Mass | Remarks |
| 551-301-10 | 0(10)-200mm | 0.03mm | 0.01mm | 180g | IP67 |
| 551-331-10 | 0(10)-300mm | 0.04mm | 0.01mm | 380g | with offset/preset function for easy ID measurement,IP67 |
| 551-204-10 | 0(20)-500mm | 0.06mm | 0.01mm | 1,060g | – |
| 551-206-10 | 0(20)-750mm | 0.06mm | 0.01mm | 1,410g | – |
| 551-207-10 | 0(20)-1000mm | 0.07mm | 0.01mm | 3,430g | – |
| Inch/Metric | ||||
| Order Number | Range | LCD Resolution | Accuracy | Remarks |
| 551-311-10 | 0(.4)-8in 0(10)-200mm | .0005in 0.01mm | .001in | IP67 |
| 551-341-10 | 0(.4)-12in 0(10)-300mm | .0005in 0.01mm | .002in | with offset/preset function for easy ID measurement IP67 |
| 551-224-10 | 0(.5)-20in 0(20)-500mm | .0005in 0.01mm | .0025in | – |
| 551-226-10 | 0(.5)-30in 0(20)-750mm | .0005in 0.01mm | .0025in | – |
| 551-227-10 | 0(1)-40in 0(20)-1000mm | .0005in 0.01mm | .003in | – |
