Measurement Range:Barometric 100to 1100 mBar Temperature -30 to 70'C Analog Output: DC 4-20mA Digital Output: RS-485/ modbus/ RTU Accuracy (at 23℃): Absolute pressure ± 1.5mbar (at +25'C) Relative Pressure ± 1.0mbar( 0 to 50'C) Relative Pressure ± 5.0mbar (beyond 0'C)