一、产品特点：                                                             
       1、可作频率、转速、线速表

       2、单排四、五、六位数码管显示

       3、采用高性能的Microchip芯片为控制CPU

       4、输入输出光电隔离，抗干扰能力强

       5、EEPROM自动掉电数据保护（停电记忆最少10年）

       6、计数速度：30CPS/5000CPS

       7、供电90～260V　AC/DC 

二、产品选型：                                                                 

三、产品型号：                                                                 

四、技术参数：                                                                 

五、面板尺寸：                                                                 

六、接线图：                                                                  

七、仪表操作流程：                                                            

八、外形尺寸：                                                                

九、举例说明：