Appendix A - Glossary - Emerson IEC 62591 Instruction Manual

Appendix A – Glossary
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375/475 Model numbers for the Field Communicator, a portable configurator which lets you set
certain parameters in a wired or wireless device such as a transmitter.
A
Active A mode in which the IEC 62591 module sends messages to the wireless network to
Advertising keep radios active for a longer period of time to facilitate quicker detection of new (or
replaced) wireless devices. Because leaving radios on consumes power, active
advertising is only used under certain conditions.
Active List A list maintained in the ControlWave RTU of detected wireless devices which can
potentially be commissioned.
AGA American Gas Association. A professional organization that oversees the AGA3
(orifice), AGA5 (heating value), AGA7 (turbine), AGA8 (compressibility), AGA9
(Ultrasonic), and AGA11 (Coriolis) gas flow calculation standards. See
http://www.aga.org.
AWG American Wire Gauge.
AI Analog Input.
AO Analog Output.
Analog Analog data is represented by a continuous variable, such as an electrical current
signal.
AP Absolute Pressure.
API American Petroleum Institute. See http://www.api.org.
ASCII American (National) Standard Code for Information Interchange.
B
BPS Bits Per Second, associated with baud rate.
BTU British Thermal Unit, a measure of heat energy.
C
C1D1 Class 1, Division 1 hazardous area
C1D2 Class 1, Division 2 hazardous area
CMOS Complementary Metal Oxide Semiconductor, a type of microprocessor used in a
controller.
COM Communications port on a personal computer (PC) or a controller (RTU).
Commission
List
ControlWave
Revised October-2019
IEC 62591 Wireless Interface Instruction Manual (for ControlWave Micro)
Note: This is a generalized glossary of terms. Not all the terms may
necessarily correspond to the particular device or software
described in this manual.
A list of wireless devices which belong to a wireless network and have their
decommission flag set to FALSE. This means that process variable data should be
collected from these devices.
A brand name for a family of controllers (RTUs) and flow computers available from
Emerson.
Glossary A-1