Maintenance
5.21
VARIABLE CODE
UNIT
DESCRIPTION
VISCOSITY
54
cSt
centistokes
55
cP
centipoises
ENERGY
(
INCLUDES
WORK)
69
N-m
newton meter
89
decatherm
deka therm
126
ft-lb
foot pound force
128
KWH
kilo watt hour
162
Mcal
mega calorie
164
MJ
mega joule
165
Btu
british thermal unit
MASS FLOW
70
g/s
grams per second
71
g/min
grams per minute
72
g/h
grams per hour
73
kg/s
kilograms per second
74
kg/min
kilograms per minute
75
kg/h
kilograms per hour
76
kg/d
kilograms per day
77
t/min
metric tons per minute
78
t/h
metric tons per hour
79
t/d
metric tons per day
80
lb/s
pounds per second
81
lb/min
pounds per minute
82
lb/h
pounds per hour
83
lb/d
pounds per day
84
Shton/min
short tons per minute
85
Shton/h
short tons per hour
86
Lton/d
short tons per day
87
Lton/h
long tons per hour
88
Lton/d
long tons per day
MASS PER
V
OLUME
90
SGU
specific gravity units
91
g/cm³
grams per cubic centimeter
92
kg/m³
kilograms per cubic meter
93
lb/gal
pounds per gallon
94
lb/ft³
pounds per cubic foot
95
g/ml
grams per milliliter
96
kg/l
kilograms per liter
97
g/l
grams per liter
98
lb/in³
pounds per cubic inch
99
ton/yd³
short tons per cubic yard
100
degTwad
degrees twaddell
102
degBaum hv
degrees Baume heavy
103
degBaum lt
degrees Baume light
104
deg API
degrees API
146
µg/l
micrograms per liter
147
µg/m³ micrograms per cubic
meter
148
%Cs
percent consistency
VARIABLE CODE
UNIT
DESCRIPTION
ANGULAR
VELOCITY
117
º/s
degrees per second
118
rev/s
revolutions per second
119
RPM
revolutions per minute
POWER
127
kW
kilo watt
129
hp
horsepower
140
Mcal/h
mega calorie per hour
141
MJ/h
mega joule per hour
142
Btu/h British thermal unit per
hour
MISCELLANEOUS
38
Hz
hertz
56
µS
micro siemens
57
%
percent
59
pH
pH
66
mS/cm milli siemens per
centimeter
67
µS/cm micro siemens per
centimeter
68
N
newton
101
degbrix
degrees brix
105
%sol/wt percent solids per
weight
106
%sol/vol percent solids per
volume
107
degBall
degrees balling
108
proof/vol
proof per volume
109
proof/mass
proof per mass
139
ppm
parts per million
143
º
degrees
144
rad
radian
149
%vol
volume percent
150
%stm qual
percent steam quality
152
ft³/lb
cubic feet per pound
153
pF
picofarads
154
ml/l
milliliters per liter
155
µl/l
microliters per liter
160
% plato
percent plato
161
LEL percent lower explosion
level
169
ppb
parts per billion
GENERIC
240
to 249
- May be used for
manufacturer specific
definitions
250
-
Not Used
251
-
None
252
-
Unknown
253
-
Special
Note: Information extracted from HART
®
Protocol Specification.