一、技术指标
★测量范围:1.2~225mm(steel)
★测量范围:1.2~225mm(钢)
★测量误差:±(1%H+0.1)mm
★管材测量下限:Φ20*3mm(steel)
★管材测量下限:Φ20*3mm(钢)
★声速调节范围:1000~9999m/s
★工作频率:5MHZ
★工作温度范围:0~45℃
★自动校准零点功能:√
★数据存储功能:√
★自动关机功能:√
★低电指示:3V±0.2V
★电源:3*AAA NI-Cd or NI-Hm Battery
One, technical indicators
★measuring range: 1.2~ 225mm ( steel )
★measuring range: 1.2 ~ 225mm ( steel )
★measurement error:±( 1%H+0.1 ) mm
★pipe measuring lower limit:Φ 20*3mm ( steel )
★pipe measuring lower limit:Φ 20*3mm ( steel )
★velocity adjustment range: 1000~ 9999m/s
★operating frequency: 5MHZ
★working temperature range: 0 ~ 45 ℃
Automatic calibration function: zero.
★data storage function:.
Automatic shutdown function:.
★low power indication: 3V ±0.2V
Source: 3*AAA NI-Cd or NI-Hm of Battery