张力计用来测量带钢张力，构成带钢张力的闭环控制，从而使生产线上带钢张力严格地满足工艺要求。带钢张力对酸轧连续生产线的作用十分重要，尤其对轧机线的作用更为突出，如果张力控制不合理会造成冷轧产品的厚度偏差，严重时会造成断带。而张力计的测量精度将直接影响生产线张力控制的精度。hongfeida137
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