Description
Siemens 243-0020 is a tiny pneumatic logic device that compares two input air signals and outputs the weaker of the two to a single output. This dual input one output selection is frequently used in HVAC systems to make essentialcontrol decisions based on pressure data. compact the is easy to install in air handlers, chillers, fan coil units and other HVAC equipment. It allows for the system to run efficiently, meaning energy usage is maximized as comfort levels at all times by pinpointing the smallest pressure signal. The Siemens has easy installation, dependable operation and is able to several selections in the case of applications that require comparison between more than two inputs.
