Page viii Foundation Fieldbus RMA803 Remote Indicator User's Guide Revision 4
Term Definition
FDT
FF Foundation Fieldbus
Foundation Fieldbus Communications protocol for a digital, serial, two-way
system which interconnects industrial field equipment such
as sensors, actuators and controllers.
FTA Field Termination Assembly
Function Block An executable software object that performs a specific task,
such as measurement or control, with inputs and outputs
that connect to other function blocks in a standard way.
Function Block
Application Process
The part of the device software that executes the blocks
(function, transducer, or resource blocks).
Hz Hertz
IDE Integrated Development Environment
inH2O Inches of Water
LGP In-Line Gauge Pressure
Link Active Scheduler A device which is responsible for keeping a link operational.
The LAS executes the link schedule, circulates tokens,
distributes time messages and probes for new devices.
LRL Lower Range Limit
LRV Lower Range Value
Macrocycle The least common multiple of all the loop times on a given
link.
mAdc Milliamperes Direct Current
Manufacturer's Signal
Processing
A term used to describe signal processing in a device that is
not defined by FF specifications.
MAO Multiple Analog Output
mmHg Millimeters of Mercury
mV Millivolts
Network Management A part of the software and configuration data in a Foundation
Fieldbus device that handles the management of the
network.
Network Management
Agent
Part of the device software that operates on network
management objects.
Network Management
Information Base
A collection of objects and parameters comprising
configuration, performance and fault-related information for
the communication system of a device.
Nm Newton. Meters
NPT National Pipe Thread
NVM Non-Volatile Memory