HR3288 HART Smart Pressure Transmitter Overview .HR3288 HART protocol Smart Pressure Transmitter is a high-precision, high-stability, multi-parameter, 4.5 Digit LCD displayed intelligent pressure measurement products which complies with the HART® protocol. Users can use the HART communicators to manage, adjust or monitor process variables when HART instruments running in the process, or use the buttons for on-site configuration ,it's easy to operate. .This product adopts the latest application results of digital technology in the field of sensor manufacturing, and combined with the most advanced designing and manufacturing pressure transmitter technology in the world, precision digital temperature compensation and nonlinear calibration technology, safe and reliable explosion-proof structure and standardized signal output with high accuracy and wide range coverage,its also adapt to the place where fluid pressure is precisely measured. .The product works in a two-wire mode and can be directly replace the simulative two-wire 4mA-20mA DC output transmitter. Digital communication with manual operator. Electromagnetic radiation fits IEC801 standard. Features .4mA~20mA DC current output superposition HART protocol digital communication (two-wire system) . Digital compensation and nonlinear calibration techniques . Digital error correction with local, remote zero and range calibration functions . digital wide temperature compensation in -10 ° C ~ 80 ° .can be operated by buttons to facilitate configuration. .Reverse power protection, over voltage protection . Anti-surge, Anti-electromagnetic interference