是瓷的还是别的材质

耿瑞祥 2018-12-03 04:00:16 368 浏览

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这到底是压力传感器，还是称重传感器？还是别的？: 老板要我采购这个产品，我是外行，请问这到底什么？技术参数如下 Sensitivity pC/N –1，62 (±10 %) Max sensitivity shift over sensor length 4) % <±2 1)/<±4 2) Linearity %FSO <±1，0 Insulation resistance Ω >1·1010 "Capacitance ... 老板要我采购这个产品，我是外行，请问这到底什么？技术参数如下 Sensitivity pC/N –1，62 (±10 %) Max sensitivity shift over sensor length 4) % <±2 1)/<±4 2) Linearity %FSO <±1，0 Insulation resistance Ω >1·1010 "Capacitance with 50 m cable" nF 8 ... 16 Bias voltage nom V 9，5 ±0，5 "Accuracy class (OIML R134) max. error " % "2 ±1" "Range wheel load at a reference tire contact area (thread length x thread width)" "kN mm" "0 ... 150 200x320" Load-bearing capacity on the sensor surface N/mm2 6 Operating temperature range °C –40 ... 80 Temperature coefficient (sensitivity) %/°C –0，02 Sensor length (Size) m 3，10 & 3，30 (3x3mm) Cable length m 50 (coaxial RG58 or RG58GT) Degree of protection (EN60529) IP68 "Accuracy class (OIML R134) max. error " " %" "1 ±1" Usage To measure the wheel and axle loads and to determine the vehicle gross weight under rolling traffic conditions. The sensor will be installed in the road pavement and provides highly accurate measurement signals. 展开

有没有塑料材质类别的检测仪器或方法？: 有没有便宜点的塑料材质检测设备，价格Z低的多少？？？？？？或者说有什么简单的方法可以辨别塑料的材质···········当然，有检测设备Z好了·······

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