Trim The Analog Output - Emerson Rosemount 2051 Reference Manual

Section 5: Operation and Maintenance
April 2013
Recalling Factory Trim with a Field Communicator
From the HOME screen, enter the fast key sequence and follow the steps within the Field
Communicator to complete the Sensor Trim.
Device Dashboard Fast Keys
Recalling factory trim with AMS Device Manager
Right click on the device and, under the Method drop down menu, move cursor over Calibrate
and select Restore Factory Calibration.
1.
2.
3.
Recalling factory trim - Sensor Trim using Local Operator
Interface
Refer to
Figure 5-4. Recall Factory Trim - Sensor Trim with Local Operator Interface
VIEW CONFIG
ZERO TRIM
UNITS
RERANGE
LOOP TEST
DISPLAY
EXTENDED MENU EXTENDED MENU
EXIT MENU
5.6

Trim the analog output

The Analog Output Trim commands allow you to adjust the transmitter's current output at the 4
and 20 mA points to match the plant standards. This trim is performed after the digital to
analog conversion so only the 4-20mA analog signal will be affected.
shows the two ways the characterization curve is affected when an analog output trim is
performed.
74
Click Next after setting the control loop to manual.
Select Sensor Trim under Trim to recall and click Next.
Follow the screen prompts to recall Sensor Trim.
Figure 5-4 to recall factory Sensor Trim.
EXTENDED MENU
CALIBRAT CALIBRAT
DAMPING
TRANSFER FUNCT
SCALED VARIAB
ASSIGN PV
TAG
ALARM SAT VALUES
PASSWORD
SIMULATE
HART REV
BACK TO MENU
EXIT MENU
Reference Manual
00809-0100-4107, Rev BA
3, 4, 3
CALIBRAT
ZERO TRIM
LOWER TRIM
UPPER TRIM
ANALOG TRIM
FACTORY RECALL FACTORY RECALL
FACTORY RECALL
SENSOR RECALL SENSOR RECALL
BACK TO MENU
EXIT MENU ANALOG RECALL
BACK TO MENU
EXIT MENU
Figure 5-5
Operation and Maintenance
graphically