Rosemount liquid pressure transmitter: The 1151 Transmitters bring true precision and measurement to differential, flow, gage, absolute, vacuum, liquid level, and specific gravity applications. Accuracy + 0.075 % of span Rangeability 50:1 Stability 0.1% of URL for 2 years Output 4-20 mA de with HART® Protocol Weight 12 lb (5.4 kg) Dimensions 4.5 x 7.5 x 9.0 in. (114 x 191 x 229 mm)