Endress+Hauser Fieldbus Levelflex M FMP43 Operating Instructions Manual page 43

Levelflex M FMP43 with FOUNDATION Fieldbus
Endress+Hauser
5.5.4 Block model of the Levelflex M
The Micropilot M contains the follwoing blocks:
• Resource Block (RB2)
s. Operating Instructions BA013S: "FOUNDATION Fieldbus - Overview"
• Sensor Block (TBGRL)
contains the parameters relevant to the measurement of the Levelflex M
• Diagnostic Block (DIAG)
contains the diagnostic parameters of the Levelflex M
• Display Block (DISP)
contains the configuration parameters for the display module VU331
• Analog-Input-Block 1 bzw. 2 (AI)
scale the signal of the Transducer Block and transmit them to the PLCS
• PID Block (PID)
s. Operating Instructions BA013S: "FOUNDATION Fieldbus - Overview"
• Arithmetic Block (AR)
s. Operating Instructions BA013S: "FOUNDATION Fieldbus - Overview"
• Input Selector Block (IS)
s. Operating Instructions BA013S: "FOUNDATION Fieldbus - Overview"
• Signal Characterizer Block (SC)
s. Operating Instructions BA013S: "FOUNDATION Fieldbus - Overview"
• Integrator Block (IT)
s. Operating Instructions BA013S: "FOUNDATION Fieldbus - Overview"
Default Block configuration
The input and output variables of the blocks can be interconnected by a network configuration tool
(e.g. NI-Fieldbus configurator). The figure below shows, how these connections are set by default.
Sensor
signal evaluation
Sensor Block
Parameters that
describe the
device (calibration,
linearisation etc.)
Display
Physical Block
parameters of the
physical unit, e.g.
tag No.
Analog Input Function Block 1
parameters that are important to
Primary value the process control system,
(main value) e.g. scaling, status
Analog Input Function Block 2
parameters that are important to
the process control system,
Secondary value
e.g. scaling, status
(distance)
Operation
PID Block
Automation
functions
OUT
OUT
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