English 
The measure range of QH-22B is 500kg 1000kg 2000kg to 20t.It is senar beam type and the material is alloy steel or stainless steel.It is widely used for electronic weighing device such as railroad track scale, floor scale and so on.
Features:
Capacity ：0.5t to 20t
Defend grade: IP67 & IP68
Alloy steel & stainless steel single shear beam type
High accuracy,ilicon adhesive sealed inside, waterproof, anti-corrosion and suitable for all kinds of environment. Integral structure and easy installation.
Low profile and nice exterior.
Suitable for electronic platform scale, electronic railroad track scale, floor scale and other electronic weighing device.
Electrical connection and Dimensions(mm):
Technical Specifications:
Specifications: | |||
Capacity | t | 0.5，1，2, 3, 5，10, 20 | |
Safe overload | %FS | 150 | |
Ultimate overload | %FS | 200 | |
Rated output | mV/V | 2.0 ± 0.003 | |
Excitation voltage | Vdc | 9 ~ 12 | |
Combined error | %FS | ± 0.03 | ±0.02 |
Zero unbalance | %FS | ± 1 | |
Non-linearity | %FS | ± 0.03 | ± 0.02 |
Hysteresis | %FS | ± 0.03 | ± 0.02 |
Repeatability | %FS | ± 0.02 | ± 0.01 |
Creep | %FS/30min | ± 0.03 | ± 0.02 |
Input resistance | Ω | 350 ± 5 | |
Output resistance | Ω | 350 ± 3 | |
Insulation resistance | M Ω | ≥ 5000 @ 50 Vdc | |
Operating temperature range | ℃ | -20 ~ +55 | |
Compensated temperature range | ℃ | -10 ~ +40 | |
Temperature coefficient of SPAN | %FS/10℃ | ± 0.025 | ± 0.017 |
Temperature coefficient of ZERO | %FS/10℃ | ± 0.03 | ± 0.03 |
Electrical connection:
Excitation+ red Excitation- black Signal+ green Signal- white
Four-core shielded cable with polyethylene.
Cable diameter ：￠5mm
Cable length：5 m
The cable length could be customized by customer.
For more detailed information about our product,please feel free contact me.
Email:tinachen@qysensor.com