can be  widely  used in lighting   electrical   appliances, electric  tools,  household   appliances,   electric  motors, electric  heating   apparatus,  such  as the production   line  of production   enterprises,   laboratories,   quality  inspection departments. This  product  can be customized   according   to the needs of various  measurement   functions,   to meet  the higher application.

性能特点：

▲  数字显示，读数直观 

▲ 四窗口同时显示电压、电流、功率、功率因数/(频率 PZ9901 )，测量稳定， 快速测量 

▲ 真均方根值测量 T-RMS 

▲  电压、电流量程自动切换，提高测量精度 

▲  测量精度不受波形影响、可靠性高、寿命长 

▲  数据锁定、报警*功能 

▲  可任意设定上下限报警参数，声光报警功能，并可设置合格或不合格报警 功能，可设置延时报警。批量检测提高效率(  PZ9901 )

Product  features：

△  Measurement stability, Rapid measurement,Multi window display for the parameter of voltage, current, power, powerfactor and  frequency (PZ9901) △True mean square root value measurement T-RMS
△  Automatic range switching, Measuring  accuracy 

△  Measurement accuracy  not affected by the waveform,High reliability, Long life 

△  DATA HOLD Alarm mute  function △ Freely  setting Upper and  lower  limit alarm  parameters, there  is sound  and light  alarm function,  such  as qualified  alarm,unqualified alarm and delay  alarm. High efficiency batch  detection (PZ9901 ) 

技术指标  Technical  Issues