Double-Ended Shear Beam Load Cell QS
The Keli QS series sensors feature a double-ended shear beam design, ideal for truck scales, railway scales, batching scales, and various other weighing applications. They ensure high precision, stability, and durability for complex industrial weighing needs.
Dimensions

| Outline Dimension | ||||||||||||||
| Rated capacity(t) | L | L1 | L2 | L3 | W | W1 | W2 | H | H1 | H2 | C1 | C2 | C3 | C4 |
| 5 | 224 | 125 | 80 | 45 | 135 | 100 | 10 | 168.8 | 11 | 20 | Φ68 | Φ30 | Φ18 | Φ50.8 |
| 10、15、20、25、30 | 240 | 125 | 80 | 45 | 135 | 100 | 10 | 223.5 | 11 | 20 | Φ85~88 | Φ30 | Φ18 | Φ75 |
| 40 | 240 | 125 | 80 | 45 | 135 | 100 | 10 | 239.5 | 11 | 20 | Φ88 | Φ30 | Φ18 | Φ75 |
| 50 | 340 | 160 | 124 | 45 | 160 | 124 | 10 | 260 | 11 | 20 | Φ98 | Φ40 | Φ22 | Φ75 |
Specifications
| Parameter | Specification |
| Rated capacity | 5-50t |
| Rated output | 2.0±0.002mv/v |
| Combined error | ±0.03% F.S |
| Non-repeatability | ±0.02% F.S |
| Non-linearity | ±0.02% F.S |
| Hysteresis error | ±0.02% F.S |
| Zero balance | ±1% F.S |
| Creep error (30 minutes) | ±0.02% F.S |
| Temperature effect on zero | ±0.02% F.S |
| Temperature effect on output | ±0.02% F.S |
| Compensated temperature range | -10 ~ +40℃ |
| Operating temperature range | -30 ~ +70℃ |
| Maximum safe overload | 150% OF R.C |
| Ultimate safe overload | 200% OF R.C |
| Recommended Excitation | 10 ~ 12V DC |
| Maximum Excitation | 15V DC |
| Environment protection | IP68 |
| Input impedance | 750±10Ω |
| Output impedance | 702±3Ω; 703±5Ω (cable≥15m) |
| Insulation resistance at 50V DC | ≥5000MΩ |
| Material | alloy steel, stainless steel |
| Cable | length 5.2m(5t), 8m(10t), 10m(15t), 10/12m(20t), 12/16m(25-50t); diameter 6mm |
















