Engineering Unit Code Numbers; Code Number Details - Allen-Bradley 1719 Ex I/O User Manual

Code Number Details

Engineering Unit Code Numbers

This table maps engineering unit code numbers to their meaning and
abbreviations. These codes are used in the process variable range display.
Unit Codes Description from HART Specification
1 inches of water at 20 °C (68 °F)
2 inches of mercury at 0 °C (32 °F)
3 feet of water at 20 °C (68 °F)
4 millimeters of water at 20 °C (68 °F)
5 millimeters of mercury at 0 °C (32 °FC
6 pounds per square inch
7 bars
8 millibars
9 grams per square centimeter
10 kilograms per square centimeter
11 pascals
12 kilopascals
13 torr
14 atmospheres
15 cubic feet per minute
16 gallons per minute
17 liters per minute
18 imperial gallons per minute
19 cubic meter per hour
20 feet per second
21 meters per second
22 gallons per second
23 million gallons per day
24 liters per second
25 million liters per day
26 cubic feet per second
27 cubic feet per day
28 cubic meters per second
29 cubic meters per day
30 imperial gallons per hour
31 imperial gallons per day
Rockwell Automation Publication 1719-UM001C-EN-E - August 2018
D
Appendix
Abbreviated Units
inH2O (20 °C or 68 °F)
inHg (0 °C or 32 °F)
ftH2O (20 °C or 68 °F)
mmH2O (20 °C or 68 °F)
mmHg (0 °C or 32 °F)
psi
bar
mbar
g/square cm
kg/square cm
Pa
kPa
torr
atm
cubic ft/min
usg/min
L/min
impgal/min
cubic m/h
ft/s
m/s
usg/s
million usg/d
L/s
ML/day
cubic ft/s
cubic ft/d
cubic m/s
cubic m/d
impgal/h
impgal/d
75