1 Introduction
1.1 Introduction
1.1.1 About this Manual
First time users can find the most essential information for
quick installation and set-up in these chapters:
For more detailed information including the full range of
set-up options and diagnosis tools, refer to the chapters:
Terminology
Ethernet is a common term used to describe the physical
layer of the network and does not relate to the application
protocol.
1.1.2 Assumptions
These operating instructions are under the conditions that
the MCA 122 Modbus TCP option is used with a Danfoss
FC 100/FC 202/FC 300 frequency converter, and that the
installed option supports the interfaces described in this
document and that all the requirements stipulated in the
option, as well as the frequency converter, are strictly
observed along with all limitations herein.
1.1.3 Background Knowledge
The Danfoss Modbus Option Card is designed to
communicate with any system complying with the Modbus
Messaging on TCP/IP Implementation Guide V1.0b and
Modbus Application Protocol Specification V1.1b standard.
Familiarity with this technology is assumed. Issues
regarding hardware or software produced by other
manufacturers, including commissioning tools, are beyond
the scope of this manual, and are not the responsibility of
Danfoss.
For information regarding commissioning tools, or
communication to a non-Danfoss node, consult the
appropriate manuals.
1.1.4 Available Literature
Available Literature for FC 102/FC 202/FC 300
-
The Operating Instructions for
VLT
®
HVAC Drive FC
102, VLT
®
AQUA Drive FC 202
and
VLT
®
AutomationDrive FC 302
provide the necessary
information for getting the frequency converter
up and running.
-
The Design Guides for
VLT
®
HVAC Drive FC 102,
VLT
®
AQUA Drive FC 202
and
VLT
®
AutomationDrive FC 302
entail all technical
information about the frequency converter design
and applications including encoder, resolver, and
relay options.
-
The
VLT
®
AutomationDriveFC 302 Profibus
Operating Instructions
, provide the information
required for controlling, monitoring, and
programming the frequency converter via a
Profibus Fieldbus.
-
The
VLT
®
AutomationDriveFC 302 Operating
Instructions
, provide the information required for
controlling, monitoring, and programming the
frequency converter via a DeviceNet Fieldbus.
-
The
MCT 10 Set-up Software Operating Instructions
,
provide information for installation and use of the
software on a PC.
-
The
VLT
®
AutomationDriveFC 302 IP21/Type 1
Instruction
, provides information for installing the
IP21/Type 1 option.
-
The
VLT
®
AutomationDriveFC 302 24 V DC Backup
Instruction
, provides information for installing the
24 V DC Backup option.
Danfoss technical literature is also available online at
www.danfoss.com/BusinessAreas/DrivesSolutions/
Documentations/TeDocumentation.htm.
1.1.5 Modbus Conformance
The Modbus option is tested to conform to the Modbus
standards and is certified towards conformance test level
version 3.
Introduction
MCA 122 Modbus TCP
MG90P202 - VLT
®
is a protected Danfoss trademark
3
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