Emerson Process Management 5300 manual Measurement Status

Rosemount 5300 Series

Reference Manual

00809-0100-4530, Rev BA July 2009

Measurement Status

Measurement Status messages that may appear on the Integral Display, on the 375 Handheld Communicator, in DeltaV, or in RRM are shown in Table 7-7:

Table 7-7. Measurement status.

Message	Description	Action
Full tank	The level measurement is in Full Tank	No action needed.
	state. The transmitter waits for the surface
	echo to be detected at the top of the tank.
Empty tank	The level measurement is in Empty Tank	No action needed.
	state. The transmitter waits for the surface
	echo to be detected at the bottom of the
	tank.
Probe missing	Probe is not detected.	Check that the probe is correctly
		mounted. Check the connection between
		probe and transmitter head.
Seal contaminated	Suspected contamination of the seal has	Check if the seal connection with the
	been detected.	probe is contaminated.
Reference pulse calculated	The position of the reference pulse is	No action needed.
	calculated from the internal reference
	pulse.
Reference pulse invalid	An error in the reference pulse in the last	Check Warning messages. If MicroWave
	sampled tank signal.	Module (MWM) Warning is active, this
		might indicate a transmitter error. Contact
		Emerson Process Management Service
		Department.
DeltaF not at setpoint	The DeltaF is not correctly regulated.	Check Warning Messages. If MicroWave
		Module (MWM) Warning is active, this
		might indicate a transmitter error. Contact
		Emerson Process Management Service
		Department.
Tank signal clip warning	The last Tank Signal was clipped.	Check Warning Messages. If MWM
		Warning is active, this might indicate a
		transmitter error. Contact Emerson
		Process Management Service
		Department.
No surface echo found	The Surface Echo Pulse cannot be	Check if the configuration can be
	detected.	changed so that the surface echo can be
	Possible cause:	tracked in this current region.
	• Wrong surface threshold	View the Echo Curve plot and check
	• Liquid level in Transition Zone or	surface threshold.
	below probe end
Predicted level	The presented level is predicted. The	Check if the configuration can be
	surface echo could not be detected.	changed so that the surface echo can be
		tracked in this current region.
		View the Echo Curve plot and check
		surface threshold.
No reference echo	The Surface Echo Pulse cannot be	Check if the configuration can be
	detected.	changed so that the surface echo can be
		tracked in this current region.
Reduced reference echo	The reference echo has been found with	No action needed.
	reduced amplitude.
In full tank state	The level measurement is in the full tank	No action needed.
	state, waiting for a surface echo detection
	at the top of the tank.
Sampling failed	The sampling of the last tank signal failed.	Check Warning Messages.
Invalid volume value	The given volume value is invalid. The	Check Volume Status for details.
	given measurements are simulated.

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