Run Single Point Calibration - Emerson Fisher FIELDVUE DVC2000 Instruction Manual Supplement

DVC2000 Digital Valve Controller
January 2020

4. Run Single Point Calibration

4.1 In ValveLink software, connect to the replacement digital valve controller. Open the tag for your replacement
digital valve controller.
4.2 Initiate Single Point from the Calibration menu. Set the device Out of Service if prompted.
4.3 Read the Start Screen and confirm you have completed the required initial steps for Single Point Calibration. Click
Next if you have completed the required steps listed.
4.4 Review the travel configuration information pre-populated by Setup Wizard and/or enter the correct values in the
blanks on the Configuration Screen. Click Next when all the values are entered correctly.
4.5 Review the tuning information pre-populated by Setup Wizard and/or enter the correct values in the blanks on the
Tuning Screen.Click Next when all the values are entered correctly.
4.6 Read the Warning Screen (figure 1) that describes how to adjust the travel sensor. Click OK when finished reading
the screen.
Figure 1. Warning Screen
4.7 On the Travel Screen, enter the Actual Travel (in) and Observed Travel (%). Then click Next.
4.7a Read the alignment recommendations in the bottom left hand corner of the screen. Follow the alignment
recommendations, to move the feedback assembly up or down, until the alignment is indicated with the
good status symbol (Figure 2). Then click Next to put your digital valve controller back In Service.
Figure 2. Good Status Symbol
4.8 Review the travel setpoint and measured travel on the Control Signal Screen. Adjust the travel setpoint to match
travel. This will minimize valve movement when air is resupplied. Once the travel setpoint matches travel, click
Next.
4.9 Reintroduce instrument air pressure to the digital valve controller. The air pressure supplied will be shown on the
dial graphic on the Air Screen. Once you've confirmed instrument air has been supplied, click Next.
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Instruction Manual Supplement
D104492X012