AR850|AR850超声波测厚仪|香港希玛SMART:超声波测厚仪AR850规格：FEATURES &SPECIFICATIONS一般功能和规格 Vibration Meter AR850Measuring Range1.2-225.0mm(Steel) 测量范围1.2-225.0mm(钢)Accuracy±(1%±0.1)mm测量误差Pipe Measuring Lower Limitφ20*3mm(Steel)管材测量下限φ20*3mm(钢)Sound Velocity Range1000-9999m/s声速调节范围Working Frequency5MHz工作频率 Working Temperature Range0-45℃ 工作温度范围Automatic Zero Adjustment√自动校准零点功能Data Store Function√数据存储功能Auto Power Shut Off√ 自动关机功能Low Battery Indication3V±0.2V 低电指示Power3*AAA Ni-Cd or Ni-Hm Battery电源3节AAA 镍镉或镍氢电池