FEATURES 4–20 mA, 0–20 mA Output Ranges Precalibrated Input Ranges:   0 V to 2 V, 0 V to 10 V Precision Voltage Reference   Programmable to 2.000 V or 10.000 V Single or Dual Supply Operation Wide Power Supply Range: 4.5 V to 36 V Wide Output Compliance Input Buffer Amplifier Open-Loop Alarm Optional External Pass Transistor to Reduce   Self-Heating Errors 0.002% Typ Nonlinearity