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開關量采集模塊安裝

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開關量采集模塊是一種信號采集設備，主要用來采集開關量信號，有些采集模塊帶控制輸出。模塊之間可以利用總線方式進行數據傳輸，接口通常是RS485，采集到的數據輸送到計算機中，或者將計算機輸送的指令進行相關狀態的控制，或者進行多個通信、或者遠程控制來實現某種狀態。而在采集和輸送數據或者指令控制狀態的過程中，它需要依靠標准的modbus協議或者定制的相關協議來執行。

開關量采集模塊安装方式通常用导轨固定，根据用途的不同，模块的多少，在安装接线的过程中最好加装模块箱。開關量采集模塊根据输入输出的路数不同，接入的线缆也会很多，加装模块箱可以很好的整理线路，预防调试维护的时候误碰，实现模块的整体，美观大方和简洁。

開關量采集模塊

開關量采集模塊安裝接线有两种，由于模块功能的不同，输入输出分为有源开关量，或无源开关量（属称干接点）。

有源開關量采集模塊安裝接线，模块每一路输入都是高电平，说明模块的每一路输入必须有电压，模块采集的数据才认为是通路，无电压则模块采集的数据才认为是断路。这种就是我们属称的共正，接线中需要每一路串入电源。

无源開關量采集模塊安裝接线，模块每一路输入都是无源的，属称干接点输入。这种就是我们所说的共地，接线中可以把每一路GND并联在一起。

開關量采集模塊广泛应用于楼宇智控、工业总线、动力环境系统、安全监控、交通自动化等多个方面，发挥着总要作用。

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苍井空骑兵

動環監控&空調控制19年經驗-全國辦事處覆蓋-源頭廠家

【最新資訊】

【致敬客户】我司为用了十余年的機房監控系統老客户升级

清華大學昌平基地機房動環項目

海南省公安廳看守所空調集中管理項目

陝西萬豐集團空調節能集中管理項目

中國鐵路呼和浩特集團公司動力環境監控系統

動環監控&空調控制
19年經驗-全國辦事處覆蓋-源頭廠家