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Troubleshooting Function Block
Table 56 Troubleshooting Function Block Parameters (Continued)
Problem
The actual mode of a
function block cannot be
equalized to the target
mode.
A block's dynamic
parameters do not update.
Presumed Cause
O/S is set for the target mode
of the resource block.
The I/O of the function block in
question is not connected to
another function block.
Schedules that define when
function blocks execute are
not set correctly.
The transducer block is in O/S
mode.
The block in question is in O/S
mode.
O/S is set for the target mode
of the resource block.
Remedy
Change the target mode of
the resource block to Auto.
Using a configuration tool,
set the virtual
communication
relationship (VCR) and
link object.
Set the schedules using a
configuration tool.
Change the target mode of
the transducer block to
Auto.
Change the target mode
as necessary.
Change the target mode of
the resource block to Auto.
177
Troubleshooting
See Section
❑
"Function
Block Parame-
ters" on
page 183
❑
"Block
Modes" on
page 109
"Configuration"
on page 89
"Configuration"
on page 89
❑
"Function
Block Parame-
ters" on
page 183
❑
"Block
Modes" on
page 109
❑
"Function
Block Parame-
ters" on
page 183
❑
"Block
Modes" on
page 109
❑
"Function
Block Parame-
ters" on
page 183
❑
"Block
Modes" on
page 109
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