Revision 4 Foundation Fieldbus RMA803 Remote Indicator User's Guide Page ix
Term Definition
Object Dictionary Definitions and descriptions of network visible objects of a
device. There are various object dictionaries within a device.
The dictionaries contain objects and their associated
parameters which support the application in which they are
contained.
Objects Entities within the FBAP, such as blocks, alert objects, trend
objects, parameters, display lists, etc.
OOS Out Of Service
P Pressure
Pa Measured static pressure in PV4 algorithm
Parameters A value or variable which resides in block objects
Pdp Measured differential pressure in Pascals in PV4 algorithm
PM Process Manager
Proportional Integral
Derivative control
A standard control algorithm. Also refers to a PID function
block.
PSI Pounds per Square Inch
PSIA Pounds per Square Inch Absolute
Pu Static pressure at upstream point
PV Process Variable
PWA Printed Wiring Assembly
RFI Radio Frequency Interference
RMA Remote Meter Assembly
RTD Resistance Temperature Detector
Stack The software component that implement the Foundation
Fieldbus communications protocol specifications, including
FMS, FAS, DLL, SM and NM.
Status A coded value that qualifies dynamic variables (parameters)
in function blocks. This value is usually passed along with
the value from block to block. Status is fully defined in the FF
FBAP specifications.
System Management
Provides services that coordinate the operation of various
devices in a distributed fieldbus system.
System Management
Agent
Part of the device software that operates on system
management objects.
System Management
Information Base
A collection of objects and parameters comprising
configuration and operational information used for control of
system management operations.
TAC Technical Assistance Center
Trim Point A selected reference point at which a measurement is
calibrated.
URL Upper Range Limit
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