Klay instruments in the Netherlands is a process instrument manufacturer, mainly used to measure pressure, liquid level, temperature and flow. All stainless steel design is a key feature of our instrument. At the same time, it has the flexibility of product design and can provide all current industrial process connections. Klay instruments has passed the ISO 9001:2008 certification& nbsp; The main products of Klay instruments are pressure transmitter, differential pressure transmitter, liquid level transmitter, liquid level switch, temperature sensor, temperature transmitter, etc