Zhengzhou Winsen Electronics Technology Co., Ltd.
www.winsen-sensor.com
MH-440D NDIR Infrared CH4 Sensor (V2.7)
1. Introduction
MH-440D infrared gas sensor is a miniature universal intelligent sensor, which
adopts NDIR theory to detect concentration of CH4 in air and has good
selectivity, stable performance, long life, also is independent of Oxygen. Th...
