Emerson Rosemount 751, Quick Start Manual

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2 Configuration
2.1 LCD display configuration
The 20-segment bar graph is factory calibrated and represents 4–20 mA
directly, but the end points of the LCD display are user-definable. The meter
requires a current between 4 and 20 mA in order to be scaled, but the actual
value of the current is not significant.
2.1.1 Remove the cover
WARNING
Explosions could result in death or serious injury.Do not remove the
transmitter cover in explosive atmospheres when the circuit is live.
Procedure
Unscrew and remove the transparent housing cover from the LCD display
body.
2.1.2 Position the decimal point and select the meter function
Procedure
1. Press the left and right configuration buttons simultaneously and
release them immediately.
2. To move the decimal point to the desired location, press the left
configuration button.
Note
The decimal point wraps around.
3. To scroll through the mode options, press the right configuration
button repeatedly until the meter displays the desired mode (See Table
2-1 ).
Note
The LCD display time-out is approximately 16 seconds. If you do not
press the configuration buttons within 16 seconds, the indicator will
revert to reading the current signal.
Table 2-1: LCD Display Mode Options
Options Relationship between Input Signal
and Digital Display
L in Linear
LinF Linear with five-second filter
February 2019 Quick Start Guide
Quick Start Guide 9