Glossary
Term
ABC
Automatic Baseline Correction
ASHRAE
American Society of Heating, Refrigeration, and Air Conditioning Engineers
aldehyde
a type of organic compound
AWG
American Wire Gauge; smaller numbers equate to larger wire diameters
BACnet
Building Automation and Control Networking Protocol
CA-24
California Code of Regulations, Title 24
CE
Conformité Européenne ("European Conformity")
CO
carbon dioxide
2
CSA
Canadian Standards Association
fpm
feet per minute
HVAC
Heating, Ventilation, and Air Conditioning
hysteresis
a lag in response to a system's input
IAQ
indoor air quality
IEC
International Electro-technical Commission
IP rating
Ingress Protection Rating; the protection provided by an electrical enclosure
MS/TP
master/slave token passing
LED
light-emitting diode
An organization created to promote multi-vendor control systems utilizing ISO/
LonMark
IEC 14908-1 (LonWorks)
LonWorks
A computer networking protocol promoted by Echelon corporation
LPM
liters per minute
PF
power factor, the ratio of real to apparent power
PICS
BACnet Protocol Implementation Conformance Statement
ppm
parts per million, a measure of concentration
rH
relative humidity
RTU
remote terminal unit, a type of Modbus digital communications
setpoint
the desired value in a closed-loop feedback system
SFPT
LonMark standard functional profile template
a small rocker-type component capable of interrupting an electrical circuit that
slide switch
plugs into a dual in-line package (DIP) on a printed circuit board�
UFPT
LonMark user functional profile template
UL
Underwriters' Laboratory
VOC
volatile organic compound
Description
IAQPoint2™
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