空气处理装置

By using a converter in the air handling unit to convert the sensor signal from I2C to a communication standard with higher noise tolerance, and transmitting it to the main control unit through a longer communication line, the problem of noise interference in long-distance sensor lines is solved, achieving more reliable signal transmission and flexible sensor interface design.

CN116724344BActive Publication Date: 2026-07-17DAIKIN INDUSTRIES LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
DAIKIN INDUSTRIES LTD
Filing Date
2021-10-08
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In air handling units, long-distance sensor communication lines are susceptible to interference from external noise, affecting the reliability and efficiency of signal transmission.

Method used

A conversion unit is used to convert the sensor's output signal from the first communication standard to a second communication standard with higher noise tolerance, and then transmits it to the main control unit through a longer second communication line to reduce the impact of noise.

Benefits of technology

It effectively suppresses the impact of external noise on signal transmission, improves the reliability of communication lines and the convenience of construction, and adapts to changes in communication standards for various sensors.

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Abstract

一种空气处理装置(100),其进行空气调节或换气,该空气处理装置具备:作为装置主体的外壳(1c);第一传感器(3、4、15、16),其设置于外壳(1c)的外部,以第一通信标准进行输出;转换部(7、8、14),其将第一传感器(3、4、15、16)的输出信号转换为噪声耐性比第一通信标准高的第二通信标准的信号而输出;以及主控制部(2),其设置于外壳(1c)的内部,接收转换部(7、8、14)的输出信号。
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