City common Sewer is a pipeline utility-tunnel that combines more than two pipelines in the tunnel including, electricity, telecommunication, gas, water, heat and water-discharge, etc. It is an important facility to maintain the city works properly by implementing unified planning, design, construction and maintenance. However, nowadays, there are some crucial reasons of the common duct; for example, inadequate infrastructure, poor management, urban waterlogging, gas leak, explosion and road collapse. Automation monitoring can improve the construction quality and also avoid tragedy from happening. 

APLEX’s IIoT gateway features an industrial design with a wide range of operating temperature and voltage to apply in harsh environments.