Tachometer TKRT21 Laser measurement High accuracy multifunctional measurement
Tachometer TKRT21 Laser measurement High accuracy multifunctional measurement
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TKRT 21
SKF Tachometer TKRT 21The TKRT 21 is a multi-functional digital tachometer that uses laser or contact measurement to determine rotational and linear speeds. The device allows fast, easy measurement at a safe distance from rotating machinery. It offers high speed and distance versatility in several measurement modes. In addition, it facilitates easy measurement when straight-line access is difficult. The TKRT 21 is supplied with a basic set of contact adaptors and can be used with either standard or rechargeable batteries.
Laser/contact measuring system
Wide speed measurement range
Multiple measurement modes
Large LCD display
Includes basic set of contact adaptors
Uses standard or rechargeable batteries
Supplied in a handy toolcase for easy storage
TECHNICAL DATA
| Designation | TKRT 21 | |
| General | Low battery indicator | Yes |
| Auto switch off | Yes | |
| Display | LCD | |
| Display update | Continuous | |
| Controls | Direct selector switches | |
| Housing material | ABS (plastics) | |
| Measurement | Optical modes | rpm and Hz |
| Contact modes | rpm and Hz, meters, feet, inch, per min and per sec | |
| Count modes | Distance mode | |
| Speed capture feature | Maximum, Minimum or Average rate | |
| Linear speed | Meters, feet, inch, per min and per sec | |
| Optical measurement | Rotational speed range | 1 to 99 999 r/min |
| Accuracy | ±0.01% of reading ±1 digit | |
| Measuring distance | 25 to 1 200 mm (1 to 47 in) | |
| Angle of operation | ±30° | |
| Laser sensor | Built-in class 2 laser | |
| Contact measurement | Rotational speed range | Max. 20 000 rpm for 36 000 sec |
| Accuracy | ±0.1% of reading ±1 digit (> 120 rpm) | |
| Contact adaptors | Included with removable cones and wheel | |
| Battery and power | Power source | 2 x AA batteries, rechargeable can be used |
| Run time ca. | 50% Laser-On: 12:00 h | |
| Size and weight | Product dimensions | 295 × 70 × 38 mm (11.6 × 2.8 × 1.5 in) |
| Case dimensions | 260 × 85 × 180 mm (10.2 × 3.3 × 7.1 in) | |
| Unit weight | 270g (0.6 lb) | |
| Total weight (incl. case) | 850g (1.9 lb) | |
| Operating requirements | Operating temperature | 0 to 40 °C (32 to 104 °F) |
| Storage temperature | –20 to 45 °C (–4 to 113 °F) | |
| Type of protection for indication only | IP 40 | |
| Case contents | 1 × Tachometer TKRT 21 2 × Conical tips 1 × Wheel 2 × AA batteries 1 × Set of reflective tape 1 × Instructions for use |
Origin
Sweden
Brand
SKF
Model
TKRT21
