Dwyer 3010MRS Photohelic® Switch/Gauge is a versatile and accurate product suitable for measuring and controlling air and non-combustible gases. With a temperature range of 20 to 120°F and an accuracy of ±2% of FS, it offers reliable performance. It requires a 24VDC power source and has an 18" cable assembly for easy electrical connections. The diaphragm can be mounted in a vertical position, and the set points are adjustable with knobs on the face. Its compact design and dimensions of 4" dial face make it ideal for various applications.