waterproof airflow switch

Air Handling System Airflow Switch Waterproof Brass Level Description The flow switch is to instruct the switch of the system according to the flow. Set the upper limit for the flow switch or When the flow reaches the limit, the flow switch will send out a signal or an alarm, and the system will run or stop. Generally, systems that require flow will use flow switches. Depending on the system, as well as the flow switch model and other factors, the place of use is also