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                  脉冲转速、线速度、工频、频率表

                  型号: FM拨码预置报警频率/转速/线速表

                  软件选择频率/线速/转速显示测量功能,带系数设定功能
                  输入、输出光电隔离,抗干扰能力强
                  拨码设定报警值/4种控制方式上上限(U-U)/上下限(U-D)
                  下上限(d-U)/下下限(d-d)
                  测量精度高,可选择小数点固定或浮动显示
                  显示刷新速度可设置,以满足客户的观看习惯
                  输入脉冲频率?#27573;?#21487;设置,尽可能的提高了测量抗杂波能力

                  四川快乐12开奖结果杳询
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