| Model | Tension Range | Measuring Head Width* | SCHMIDT Calibration Material** |
| ZF2-5 | 1 – 5 cN | 43 mm | thread: 25 tex |
| ZF2-10 | 1 – 10 cN | 43 mm | thread: 25 tex |
| ZF2-12 | 1 – 12 cN | 43 mm | thread: 25 tex |
| ZF2-20 | 2 – 20 cN | 43 mm | thread: 25 tex |
| ZF2-30 | 3 – 30 cN | 43 mm | PA: 0.12 mm Ø |
| ZF2-50 | 5 – 50 cN | 43 mm | PA: 0.12 mm Ø |
| ZF2-100 | 10 – 100 cN | 43 mm | PA: 0.12 mm Ø |
