Emerson Rosemount 2051 Reference Manual page 72

Operation and Maintenance
March 2024
Procedure
1. Click Next after setting the control loop to Manual.
2. Select Change to change scale, click Next.
3. Enter Set scale-Lo output value, click Next.
4. Enter Set scale-Hi output value, click Next.
5. Click Next to proceed with Trim.
6. Click Next after connecting the reference meter.
7. Click Next at the Setting fld dev output to 4 mA screen.
8. Record the actual value from the reference meter, and enter it at the Enter meter
9. Select Yes, if the reference meter value equals the transmitter output value, or No if
10. Click Next at the Setting fld dev output to 20mA screen.
11. Repeat
12. Select Next to acknowledge the loop can be returned to automatic control.
13. Select Finish to acknowledge the method is complete.
4.3.3 Recall factory trim—analog output
The recall factory trim—analog output command allows the restoration of the as-shipped
factory settings of the analog output trim. This command can be useful for recovering
from an inadvertent trim, incorrect plant standard or faulty meter. This command is only
available with 4–20 mA output.
HART communicator
Table 4-4: Fast keys
4–20 mA Fast Keys
AMS Device Manager
Right-click on the device. Select Calibrate and then Recall Factory Trim.
Procedure
1. Click Next after setting the control loop to manual.
2. Select Analog output trim under Trim to recall and click Next.
3. Click Next to acknowledge restoration of trim values is complete.
4. Select Next to acknowledge the loop can be returned to automatic control.
5. Select Finish to acknowledge the method is complete.
72
value screen and click Next.
it does not. Click Next.
a) If Yes is selected, proceed to Step 10.
b) If No is selected, repeat Step 8.
Step 8 - Step 9 until the reference meter equals the transmitter output value.
1, 2, 3, 4, 2
Reference Manual
00809-0100-4101
Emerson.com/Rosemount