Table 8-3: Transducer Block Parameter Descriptions
(continued)
Parameter mnemonic Valid range Units Description
SOLENOIDS_PRESENT 0: No
1: Yes
Enumerated This determines whether
a calibration cycle will
automatically step
through, turning
solenoids on and off to
switch test gas, or wait
for an operator to
manually switch gases
and acknowledge.
ST_REV N/A N/A See FF-891, Section 5.3.
STATS_ATTEMPTS N/A N/A Total number of
messages sent to the
transducer a/d board.
STATS_FAILURES N/A N/A Total number of failed
a/d board message
attempts.
STATS_TIMEOUTS N/A N/A Total number of timed
out a/d board message
attempts.
STRATEGY N/A N/A See FF-891, Section 5.3.
TAG_DESC N/A N/A See FF-891, Section 5.3.
TRANSDUCER_DIRECTORY N/A N/A See FF-903, Section 3.3.
TRANSDUCER_TYPE N/A N/A See FF-903, Section 3.3.
UPDATE_EVT N/A N/A See FF-891, Section 5.3.
VERIFY_STATE 0 through 5 Enumerated The current state of the
calibration check. (0 =
Idle, 1 = Flow high O
2
, 2 =
Flow lo O
2
, 3 = Flow high
COe, 4 = Purge gas, 5 =
Done)
VERIFY_STATE_STEP 0, 1, 2, 3, 6 Enumerated Initiates a calibration
verify of O
2
or
combustibles gas. (0 =
Start flow high O
2
, 1 =
Start flow lo O
2
, 2 = Start
flow high COe, 3 = Purge
gas, 6 = No effect)
VERIFY_STATE_TIME N/A Seconds Time remaining for the
current calibration check
state.
XD_ERROR N/A N/A See FF-903, Section 3.3.
FOUNDATION
™
Fieldbus Manual
December 2022 00809-0500-4880
138 Emerson.com/Rosemount
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