Smart Positioner
YT-3700 / 3750
Product Manual
Ver. 1.03
74
8.10.7 Analog Output Function (AOF)
This is used to output a specific alarm through the analog output port when triggered. If one of the
alarms below occurs, it can be configured so that the analog output is activated. Assign any alarm to
one of the four NE107 signals to activate an analog output signal required for any of the listed alarms.
The initial factory setting is OFF. Analog output current is selected as 3.6 mA or 21.0 mA by Analog
Output Logic (AO LOGIC).
Alarm name to be assigned
to digital out port
Abbreviation
on
LCD
Activated by analog out signal
OFF
OFF
Not activated when alarm occurs.
Temperature High Limit
TMPH
When the internal temperature exceeds the preset
Temperature High Limit.
Temperature Low Limit
TMPL
When the internal temperature is lower than the
preset Temperature Low Limit.
Travel High Limit
TVLH
When the valve position exceeds the Travel High
Limit towards the 100 % position.
Travel Low Limit
TVLL
When the valve position is lower than Travel Low
Limit towards the 0 % position.
Deviation Timeout
DVTO
When actual deviation greater than the preset
Deviation persists longer than the preset Deviation
Time.
PST Fail
PSTF
When Partial Stroke Test failed.
Loop Current Low
LPCL
When Loop input current is below 3.8 mA
Failure
FAIL
When the events classified as Failure in NE107
signals occur.
Functional Check
FUNC
When the events classified as Functional Check in
NE107 signals occur.
Out of Specification
OUTS
When the events classified as Out of Specification in
NE107 signals occur.
Maintenance required
MNTR
When the events classified as Maintenance
Required in NE107 signals occur.
The verification of the alarms that occurred the most recently can be done through 8.12.7 View Event
Log (EVT LOG).
3 seconds
Press <UP> or
<DOWN> button
if the above is not
displayed.
Press <UP> or
<DOWN> button
if the above is not
displayed.
<UP>/<DOWN>
<ESC>
3 times
