Emerson Rosemount 3144P - Function Blocks

Specifications and Reference Data
April 2017
Reference Manual
00809-0100-4021, Rev JA
Specifications and Reference Data
188
Function blocks
Resource block
 Contains physical transmitter information including
available memory, manufacture identification,
device type, software tag, and unique identification
 Plantweb
™
Alerts enable the full power of the PW
digital architecture by diagnosing instrumentation
issues, communicating the details, and
recommending a solution
Transducer block
 Contains the actual temperature measurement data,
including sensor 1, sensor 2, and terminal (body)
temperature
 Includes information about sensor type and
configuration, engineering units, linearization,
range, damping, and diagnostics
LCD display block (when an LCD display is
used)
 Configures the local display
Analog input (AI)
 Processes the measurement and makes it available
on the F
OUNDATION Fieldbus segment
 Allows filtering, engineering unit, and alarm changes
PID block (provides control functionality)
Performs single loop, cascade, or feedforward control in
the field
Block Execution time
Resource N/A
Transducer N/A
LCD display Block N/A
Advanced Diagnostics N/A
Analog Input 1, 2, 3 60 milliseconds
PID 1 and 2 with Autotune 90 milliseconds
Input Selector 65 milliseconds
Signal Characterizer 45 milliseconds
Arithmetic 60 milliseconds
Output Splitter 60 milliseconds