Dwyer 679-1 Weatherproof Pressure Transmitter is a reliable and accurate solution for measuring pressure in corrosive liquids and gases. It has a temperature range of -40 to 260°F (-40 to 125°C) and an accuracy of ±0.25% FS. With a voltage range of 9-30 VDC, this transmitter provides a 4-20 mA output, making it compatible with a variety of systems. Its enclosure is made of aluminum and it features two 1/2" conduit ports for electrical connections. The transmitter has a stable performance with less than 0.5% FS/year variation. Wetted parts are constructed from corrosion-resistant 17-4 PH stainless steel.