User Manual: Druck Dpi 720

4 standard "AA" alkaline batteries (approx. 20 hours of use) Ruggedness Ergonomic, easy-grip casing with an integral wrist strap Operating Temp 14 raised to the composed with power negative 10 raised to the composed with power Operational Highlights from the Manual Scaling for Humans

As a loop calibrator, the DPI 720 measures 4-20 mA signals without needing an external multimeter. Druck Dpi 720 User Manual