Emerson Micro Motion 2700 Configuration And Use Manual page 96

Configure device options and preferences
Effects of Update Rate = Special
Incompatible features and functions
Special mode is not compatible with the following features and functions:
•
•
•
•
If required, you can switch to Normal mode, perform the desired procedures, and then
return to Special mode.
Process variable updates
Some process variables are not updated when Special mode is enabled.
Table 5-1: Special mode and process variable updates
Always polled and updated
• Mass flow
• Volume flow
• Gas standard volume flow
• Density
• Temperature
• Drive gain
• LPO amplitude
• Status [contains Event 1 and Event
2 (basic events)]
• Raw tube frequency
• Mass total
• Volume total
• Gas standard volume total
• Temperature-corrected volume
total
• Temperature-corrected density
• Temperature-corrected volume
flow
• Batch-weighted average tempera-
ture
• Batch-weighted average density
88
Enhanced events. Use basic events instead.
All calibration procedures.
Zero verification.
Restoring the factory zero or the prior zero.
Updated only when the petroleum
measurement application is disa-
bled
• RPO amplitude
• Board temperature
• Core input voltage
• Mass inventory
• Volume inventory
• Gas standard volume inventory
Never updated
All other process variables and calibra-
tion data. They retain the values held
at the time you enabled Special mode.
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Micro Motion Model 2700 Transmitters with Analog Outputs