ABB Symphony Harmony Series, Instruction, Page: 101 / 402

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Instruction Content
a background in process control systems should read this
instruction thoroughly before installing and using the system.
Instruction Content
Introduction
Gives an overview of the Harmony I/O system and describes
the content and intended user of this instruction. It also high-
lights I/O system features, lists reference documents, and
contains system and general block specification information.
Input/Output Blocks
Provides a brief description of the available I/O and auxiliary
blocks, and provides specifications for each.
Description and
Operation
Provides a general description of Harmony I/O blocks and
details functional operation.
Redundancy
Provides a general description of block redundancy, and
details redundancy for specific block types.
Installation
Describes I/O and auxiliary block installation and connection.
Configuration
Describes controller and I/O block function code configuration
and operation.
Operating Procedures
Details I/O block and auxiliary block front and rear panel
items, startup, stop/reset, and initialization procedures.
Troubleshooting
Provides troubleshooting information including LED error
indications, status codes, and problem reports; and describes
online and offline diagnostics for testing I/O electronics integ-
rity.
Maintenance
Includes a preventive maintenance schedule and lists the
related procedures.
Repair and
Replacement
Describes repair and replacement procedures for I/O and aux-
iliary blocks.
Replacement and
Spare Parts
Provides a list of part nomenclature and part numbers.
Procedures
Individual procedure sections (e.g., PR1, PR6, PR27, etc.)
detail installation, maintenance, and replacement actions. A
procedure section typically gives the steps for a single task.
Installation flowcharts and replacement flowcharts indicate
the order in which these procedures are to be performed.