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Reference
Acronyms and Abbreviations
Common acronyms and abbreviations in FlexStat
and related documents include:
amp = amperes
A = amperes
AAC = Advanced Application Controller
A/C = air conditioning
AC = alternating current
AHU = air handling unit
avg. = average
AWG = American Wire Gauge
BACnet = Building Automation Control network
BTL = BACnet Testing Laboratories
C = Celsius
cfh = cubic feet per hour
cfm = cubic feet per minute
cm = centimeters
DA = direct acting
DC = direct current
DPDT = double pole double throw
DPST = double pole single throw
EIA = Electronic Industries Alliance
EOL = end of line
F = Fahrenheit
FCU = fan coil unit
FIU = fan induction unit
ft-lbs. = foot pounds
g = grams
HPU = heat pump unit
HVAC = heating ventilating and air conditioning
Hz = hertz
IP = Internet protocol
BAC-10000 Series
LCD = liquid crystal display
mA = milliamperes
MAC = media access control
max. = maximum
min. = minimum
mm = millimeters
MS/TP = master-slave/token-passing
NC = normally closed
NO = normally open
pF = picofarad
RA = reverse acting
RH = relative humidity
RS = Recommended Standard
RTC = real time clock
RTU = roof top unit
SPDT = single pole double throw
SPST = single pole single throw
UL = Underwriters Laboratories
USB = universal serial bus
UTC = Coordinated Universal Time
V = volts
VA = volt-ampere
VAC = volts alternating current
VAV = variable air volume
VDC = volts direct current
W = watts
NOTE: See also the Green Building and Controls
Glossary (SB-046) for definitions of various
terms in this catalog.
24
Operation Guide, Rev. J
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