Micromod MOD: 1800P - MOD 30ML Identity Module (Version 2) System, I/O and Communications Functions User Manual

Page 176

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Logic Functions - Book 1

ANALOG OUTPUT MODULE BLOCK (AOM)

5-56

26

Output to use on failsafe (FSACT)................................................................................... CWR
A failsafe condition results when this block looses communication with the select circuit. A
write to the failsafe action attribute causes the failsafe configuration to be downloaded to the
module.

HOLD

0

Failsafe output value is last result value.

PRESET

1

Failsafe output value is the failsafe preset value.

27

Restart preset value (PRESET) ........................................................................................ CWR
A floating point value, in engineering units, used as the restart output when preset is selected.
This value is sent to the module at successful configuration.

28

Failsafe preset value (FSOUT) ......................................................................................... CWR
A floating point value, in engineering units, used as the failsafe output when preset is selected.
A write to the failsafe output attribute causes the failsafe value (signal range units equivalent)
to be downloaded to the module.

29

Track status (TRKSTAT) ...................................................................................................– WR
Track status is set to track whenever the path from the input to the result is broken. This
occurs when the data quality is bad, or the I/O lock is locked, or when the mode is manual, or
the instrument state is not run.

NO TRACK

0

Data quality is good, I/O lock is unlocked, mode is auto and
instrument state is run.

TRACK

1

Data quality is bad, or I/O lock is locked, or mode is manual, or
instrument state is not run.

30

Track status data quality (TRKQ) ....................................................................................– WR
This data quality field is not changed by any internal logic and will always be GOOD unless
written otherwise.

31

Scaled result (RSC)...........................................................................................................– WR
This is the stored input value in engineering units. This value is normalized, action applied,
converted to a signal range and written to the result. Writes to the scaled result can only be
done while instrument state is not run, I/O lock is set or mode is manual.

32

Scaled readback (RBSC) .................................................................................................. – – R
This is the scaled result value when the module value is in tolerance or this is the engineering
units value for readback when the module value is out of tolerance.

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