数字变送器,即把模拟量变换成数字量显示,并按一定的比例输出电流信号或电压信号,国内的标准统一传输信号的模拟二线制是4-20mA,0-20mA,4-24mA.
可寻址数字仪(adi)是新一代变送器。
Addressable digital instruments (ADIs) are new generation of transducers.
系统压力或差压变送器信号输出采用HART现场总线协议，数字信号传输通过RS485进行MODBUS通讯。
HART field-bus protocol is used in output of system pressure or differential pressure transmitter, digital signals is transmitted with MODBUS via RS485.
介绍一种基于CAN总线的高精度数字压力变送器的设计方案。
A design scheme of digital pressure transformer with high precision based on CAN bus was introduced.
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