Rosemount 644R Temperature Transmitter - 644RAI1
Model: 644RAI1, Input: PT100_385 (4-wire), Range: 0...100 Deg C, Output: 4...20 mA + HART, Supply: 12.0...42.4 VDC - more info check here: http://www.buymeasuringtools.com/Rosemount-644R-Temperature-Transmitter-10322869/
Quick Brief
Place of Origin: Germany
Brand Name: Rosemount
Model Number: 644RAI1
Usage: Industrial
Theory: Temperature Transmitter