Yokogawa FVX110 - Manual (Page 27)

<4. About Fieldbus>
4-2
IM 01S01C01-01EN
4.3 Logical Structure of Each
Block
F0401.ai
FVX110
System/network management VFD
Link Master
PD Tag
Resource block
Parameters
Communication
parameters
Node address
Function block
execution schedule
VCR
Block tag
PID Function
block (x2)
AR Function
block (x2)
IT Function
block
SC Function
block
LCD Transducer
block
Block tag
Parameters
LCD
Function block VFD
MAO or IS
Function block
Block tag
Parameters
IN_1
IN_2
IN_8
MAO or IS
Function block
Block tag
Parameters
IN_1
IN_2
IN_8
External input (Max. 16 input)
Figure 4.1 Logical Structure of Each Block
Setting of various parameters, node addresses,
and PD Tags shown in Figure 3.1 is required before
starting operation.
4.4 Wiring System Configuration
The number of devices that can be connected to
a single bus and the cable length vary depending
on system design. When constructing systems,
both the basic and overall design must be carefully
considered to achieve optimal performance.