Procedural Considerations
Page 48 34-ST-25-20 MC Toolkit User Manual Release 3
9/06
Honeywell HART Main Menu Procedures
Sensor
(STT25T)
Mode Selection – Select from list. If changing the Mode
requires a change to the sensor type, select from the Sensor
Type and then select Send. (Note that, if RTD/RTD Mode is
selected, only PT1000 Sensor Type is available.)
The Sensor Type may be changed with no change to Mode
selection.
Whenever the Sensor Type is changed, the Sensor Units
Selection display appears. If having changed the Sensor Type
requires a change to the Sensor Units, select from the list and
then select Send; if a change is not required, select Cancel.
Delta Alarm (r/w) - Enter the magnitude of the difference
between PV1 and PV2 at which the Delta Alarm will trip.
Delta (r) – the value of [PV1-PV2], as calculated in the
STT25T transmitter.
PV1 & PV2 Units (r) – Last –selected Sensor Unit
Match PV’s – When ON, the value of PV1 is assigned to the
PV2.
Line Filter - Select: 50 Hz/60 Hz.
CJ Mode Comp - Select: Internal CJ or External CJ.
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