RJ-3高频近区电场测量仪是专门用于测量高频焊接机、高频热和机、高频理疗机、调频广播,电视发射等高频设备附近的电场强度.可供劳动保护、环境检测、卫生防疫、科研、部队、学校工厂等跟高频电场有关的单位使用。

性能指标：

 

一、使用频率范围：    20～200MHz     

 

二、  测量范围：    0～450V/m

          第一档    0～30V/m

          第二档    30～150V/m

          第三档    50～450V/m     

 

三、   误差：   整机测量误差±30%     

 

四、使用条件：   环境温度   －10～+40℃       相对湿度    80%以下

五、电源    4F22型6V叠层电池二节

六、样式：   携带式

七、尺寸：   包装箱尺寸    440mm×320mm×120mm      

 

八、重量：   约2kg

The RJ-3 high-frequency near-zone electric field measuring instrument is specifically used to measure high-frequency welding machines, high-frequency thermal machines, high-frequency physiotherapists, and FM broadcasts. Electric field strength near high-frequency equipment such as television transmission. It can be used by units related to high-frequency electric fields such as labor protection, environmental inspection, health and epidemic prevention, scientific research, troops, and school factories.
Performance indicator:
First, use frequency range: 20 ~ 200MHz
Second, measurement range: 0 to 450V/m
First gear 0 to 30 V/m
Second gear 30 to 150 V/m
Third gear 50 to 450 V/m
III. Error: Measurement error ± 30 % of the whole machine
Conditions of use: ambient temperature -10 ~ +40 °C Relative humidity less than 80 %
Power supply 4F22 type 6V laminated battery II
Style: Portable
Size: Packing box size 440mm X 320mm X 120mm
VIII. Weight: approximately 2kg