Maintenance - Fisher FIELDVUE DVC2000 Quick Start Manual

Quick Start Guide
D103203X012

Maintenance

Replaceable components on the DVC200 include the I/P converter and the pneumatic relay. When replacing the
components of the DVC2000 the maintenance should be performed in an instrument shop whenever possible. Make
sure that the electrical wiring and pneumatic tubing is disconnected prior to disassembling the instrument.
Note
Contact your Emerson sales office
Refer to the DVC2000 digital valve controller instruction manual (D103176X012) for additional maintenance and troubleshooting
information.
CAUTION
When replacing components, use only components specified by the factory. Always use proper component replacement
techniques. Improper techniques or component selection may invalidate the approvals and the product specifications, as
indicated in the Specifications table and may also impair operations and the intended function of the device.
WARNING
Refer to the Installation Warnings on page 4 and 5 of this quick start guide before performing the following maintenance
procedures.
Replacing the I/P Converter
The I/P converter is fastened to the mounting frame. On the I/P mounting surface is a replaceable screen with O-ring
seal.
Note
After I/P converter replacement, calibrate the digital valve controller to maintain accuracy specifications.
1. Remove the main cover.
2. Remove three screws that hold the EMI shield and remove the shield.
3. Remove the three screws holding the electronics board to the mounting frame.
4. Pull the main electronics straight off of the mounting frame. The board is electrically connected to an
interconnecting board with a rigid connector.
5. Remove the two screws holding the mounting frame to the instrument housing.
or Local Business Partner for Parts Kits ordering information.
DVC2000 Digital Valve Controller
July 2017
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