IOLINK Block
IOTA Summary tabs
R301.1 Experion C300 Controller User's Guide 137
11/06 Honeywell
Plain Text Parameter Name
User
Configurable
Notes
Acting Primary
Module
ACTPRIM
No
Indicates the acting
primary I/O module.
Synchronization
Status
SYNCHSTS
No
Indicates
Primary/Secondary IOP
Database
Synchronization Status.
IOM Commands
IOMCOMMAND
No
Allows users to initiate
selected commands for
the associated
redundant I/O
Processor (IOP) pair or
single IOP.
Physical Bias State
WITHBIASENM
No
Indicates that the
preferred primary is
really the acting
primary.
I/O Link Scan Rate
SCANRATE
No
Shows how often
periodic process data is
collected from the IOPs
and published to the
controller.
Overruns – Current
Hour
IOPORCUR
No
Indicates the number of
I/O Link overruns that
have occurred in the
current hour.
Overruns – Previous
Hour
IOPORPREV
No
Indicates the number of
I/O Link overruns that
have occurred in the
previous hour.
Cached Parameters
NUMCACHE
No
The number of cached
parameters residing in
the IOLINK
IOTA Summary tabs
The IOTA Summary tab contains additional statistics for Series C IOMs residing on the
IOLINK, which is used for maintenance and performance monitoring of the IOLINK
interface. The following table summarizes the parameter data you can monitor and/or
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