The Keller LEO2Ei is a hazardous area approved digital manometer and available from stock. The LEO2EI is a highly accurate, battery-powered digital manometer designed for precise pressure measurement. The gauge uses a piezoresistive pressure cell, ensuring accuracy of 0.1% full scale, it also features peak hold and selectable pressure units. The LEO2EI is ATEX Certified for use in hazardous areas, making it suitable for demanding industrial applications. The Internal battery provides with up to 1,000 ...