6. Using the Digital Interfaces
Overview
This section describes four ways to communicate, configure, and calibrate the SVI II ESD. The SVI
II ESD is capable of:
Annunciating system faults
Streamlining the safety valve positioning function
Providing diagnostic information
Improving precision of process control
Communicating critical information locally and remotely
The four available communication tools listed below offer increasing levels of functionality.
Local Display and Push Buttons
HART
ValVue ESD
Any HART
Local Display and Pushbuttons
The most basic and easiest interface is the local pushbutton and display option mounted on the
SVI II ESD. It is available at any time and provides immediate local access to most configuration,
parameters, calibration procedure, and fault messages. It is approved for use in Explosion Proof
and Intrinsically Safe installations in Hazardous Areas.
®
HART
Handheld Communicator
®
The HART
accessibility as the local button and display. The HART
download configurations, enter alphanumeric messages and set the custom characteristic
numerical parameters. The GE DPI620 is approved for Intrinsically Safe use in Hazardous Areas
in accordance with SVI II ESD Approvals.
© 2016 General Electric Company. All rights reserved.
®
Handheld Communicator
®
capable Host loaded with the DD for the SVI II ESD
handheld communicator is a universally available tool that provides the same
®
tool has the functionality to upload and
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