Lcd Display Transducer Block Diagnostics - Emerson Rosemount Reference Manual

Reference Manual
00809-0100-4021, Rev GC
BLK_TYPE_#
Enter the Block Type of the function block containing the parameter to be displayed. This
parameter is generally selected by a drop-down menu with a list of possible function block types
(e.g. Transducer, PID, AI, etc.).
PARAM_INDEX_#
The PARAM_INDEX_# parameter is selected by a drop-down menu with a list of possible
parameter names, based upon availability in the function block type selected. Choose the
parameter to be displayed.
CUSTOM_TAG_#
The CUSTOM_TAG_# is an optional user-specified tag identifier that can be configured to be
displayed with the parameter instead of the block tag. A tag of up to five characters can be
entered.
UNITS_TYPE_#
The UNITS_TYPE_# parameter is selected by a three option drop-down menu: AUTO, CUSTOM,
or NONE. AUTO is only when the parameter to be displayed is pressure, temperature, or percent.
For other parameters, select CUSTOM, making sure to configure the CUSTOM_UNITS_#
parameter. Select NONE if the parameter should be displayed without associated units.
CUSTOM_UNITS_#
Specify custom units to be displayed with the parameter, entering up to six characters. To
display Custom Units the UNITS_TYPE_# must be set to CUSTOM.
4.7.2

LCD display transducer block diagnostics

Table 4-8. LCD display Transducer Block BLOCK_ERR messages
Condition name and description
Other
Out of Service: The actual mode is out of service
Symptom
The LCD display displays "DSPLY#INVLID." Read the
BLOCK_ERR and if it says "BLOCK CONFIGURATION"
perform the Recommended Action
The Bar Graph and the AI.OUT readings do not
match
"3144P" is being displayed or not all of the values
are being displayed
The display reads OOS
The display is hard to read
Foundation™ fieldbus configuration
(1)
(1)
(1)
(1)
(1)
Possible causes
One or more of the display
parameters are not configured
properly
The OUT_SCALE of the AI block is not
configured properly
The LCD display block parameter
"DISPLAY_PARAMETER_SELECT" is
not properly configured
The resource and or the LCD display
Transducer block are OOS
Some of the LCD display segments
may have gone bad
Device is out of the temperature limit
for the LCD display. (-20 to 85 °C)
Section 4: F fieldbus Configuration
OUNDATION
Recommended action
See
block" on page
See
page 155
communicator" on page
See
block" on page
Verify that both blocks are in
"AUTO".
See
segment is bad, replace the LCD
display.
Check ambient temperature of the
device.
April 2014
"LCD display transducer
152.
"Analog Input (AI)" on
and "Field
30.
"LCD display transducer
152.
page 153; if some of the
153