The M-BUS, the two wire bus, is the European standard for remote instrument data readout system. It mainly used for energy consumption meters.
介绍了M - BUS二线制总线，它是一种用于远程仪表读取数据的欧洲标准，主要用于耗能测量仪表。
A photoelectric circuit operates the control circuit to prepare the instrument for a new cycle and to update the remote readout.
光电回路操作控制回路准备仪器进入新的周期和发出远距离读数。
This article introduces a new way which applies absolute zero position system of grating digital readout-instrument to measuring large diameter.
介绍了一种采用光栅数显装置的绝对零位系统进行大直径测量的新方法。
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