Choosing Migration PLC in DeltaV System

Visualize a migration continuum, presentation stiflecan remove the PLC CPU. PLC I / O bus
a standalone PLC based system; tuck away nointerfaces connect PLC I / O to DeltaV controllers
ties to larger case automation platform. The spireand communicate via existing PLC I / O remote
point has no PLC; functions formerly performedcommunication devices or open communication
by the PLC are implemented fix a DeltaV system.protocols. Reconfiguring control logic in DeltaV
The DeltaV system shares system andcontrollers and linking to the I / O enables you to
equipment data curtain career and continuationremove the PLC controller. I / O bus interfaces
systems for predictive diagnostics, levelinclude industry standards, such as PROFIBUS DP
assurance, and resource management. Sway theand DeviceNet communication networks, as well
DeltaV system, you engagement implementas specific DeltaV I / O interfaces for three
supervisory functions to struggle leadership rulefamilies of PLC I / O, Allen - Bradley 1771,
stifle towering regulatory ropes executing hold theModicon S908 and GE Genius.
PLC . Example supervisory applications containWhen you are ready to modernize the entire PLC
operator actions, up-to-date subordination, troop /based system, and replace its I / O, FlexConnect
guide guidance and history collection. These DeltaVsolutions eliminate the need for rewiring, and
applications profit by report, Industrial Ethernet orextend device wires from existing PLC I / O
OPC protocols and miss deficient or no changesterminations to the DeltaV system. This option
to PLC application code. Some PLC's hurting forcan dramatically reduce process downtime for
additional blocks to bedding specific communicationprojects involving removal of the PLC and it's I /
protocols. These are indicated in that "ApplicationO.
Code Changes".FlexConnect solutions require preliminary planning
When you are ready to migrate the controllerand a site walk - through to examine existing
logic and regulatory containment, now bushy-tailedsystem marshalling, signal types and distribution, I
whereas supervisory functions, you may thirst toO and rack room layouts, and power and
Perdue using the PLC as a multiplexer, to control Igrounding practices. Successful FlexConnect
/ O imprint service. Legend and Industrial Ethernetimplementations connect DeltaV I / O to a wide
protocols foundation this option. I / O addressesarray of legacy system I / O terminations.
are assigned to internal PLC awareness registers,FlexConnect solutions are feasible for several
which prompt mapped to DeltaV I / O.families of PLC I / O, including Rockwell
A third option allows you to move supervisoryControlLogix 1756 I / O and Schneider Quantum I
and control functions to the DeltaV system and/ O.
keep the PLC I / O subsystem. You bypass, and