

| Designations | TKSA 51 |
| Sensors and communication | 20 mm (0.8 in.) PSD with line laser Class 2 |
| Inclinometer ±0.1°; Bluetooth 4.0 LE | |
| System measuring distance | 0,07 to 5 m (0.23 to 16.4 ft) |
| Measuring errors | <1% ±10 µm |
| Housing material | Anodized Aluminum front and PC/ABS plastic back cover |
| Operating time | Up to 8 hours, rechargeable Li-ion battery fast charging: 10 min. charging for 1h usage |
| Dimensions | 52 × 64 × 50 mm (2.1 × 2.5 × 2 in.) |
| Weight | 190 g (0.4 lb) |
| Operating device (not inluded) | iPad Mini recommended |
| iPad, iPod Touch, iPhone SE, Galaxy devices | |
| Software/App update | Apple AppStore or on Google Play Store |
| Operating system requirements | Apple iOS 9 or Android 9 (and above) |
| Alignment method | Alignment of horizontal and vertical shafts, 3 position measurement 9 -12 -3, automatic measurement, measurement (with min. 40° rotation), soft foot |
| Live correction values | Vertical and horizontal |
| Extra features | Machine library |
| QR code reading | |
| Target values | |
| Disturbance compensation | |
| 3D machine free view | |
| Screen rotation on tablets | |
| Automatic PDF report | |
| Fixture | 2 × V-brackets with chains, width 15 mm (0.6 in.) |
| Shaft diameters | 20 to 150 mm (0.8 to 5.9 in.) |
| 450 mm (17.7 in.) with extension chains (included) | |
| Max. coupling height * | 45 mm (1.8 in.) with standard rods plus 170 mm (6.7 in.) per set of extension rods |
| Power adapter | Charging via micro USB port (5V) |
| Micro USB to USB split charging cable supplied | |
| Compatible with 5V USB chargers (not included) | |
| Operating temperature | 0 to 45 °C (32 to 113 °F) |
| IP rating | IP 54 |
| Carrying case dimensions | 355 × 250 × 110 mm (14 × 9.8 × 4.3 in.) |
| Total weight (incl. case) | 2,9 kg (6.4 lb) |
| Calibration certificate | Supplied with 2 years validity |
| Case content | 2 measuring units (M&S) |
| 2 shaft brackets with chains 480 mm (18.9 in.), threaded rods 80 mm (3.2 in.) and magnets | |
| 4 threaded extension rods 120 mm (4.7 in.) | |
| 2 extension chains 980 mm (38.6 in.) | |
| Micro USB to USB split charging cable | |
| Measuring tape | |
| Printed certificate of calibration and conformance | |
| Quick start guide (EN) | |
| 2x A5 sheets with 6x QR code stickers per sheet (total of 12x stickers) | |
| SKF carrying case | |
| * Depending on the coupling, the brackets can be mounted on the coupling, reducing the coupling height limitation. | |