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Cutler-Hammer Jonson Controls N2 - User Manual

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Code No. LIT-1201829 For more information visit:
www.johnsoncontrols.com
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Eaton’s Cutler-Hammer Technology
N2 and XT BUS Communication
User Manual
March 2006
Supersedes January 2006
VSD IntelliPass VSD Open VSD Enclosed Intellipass w/DX-9100

Table of Contents

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Summary

Safety Information

Safety Definitions and Symbols

Explains warning symbols and safety alert messages for hazards.

Hazardous High Voltage Precautions

Details precautions for working with high voltage in motor control equipment.

Chapter 1: Overview

Introduction to VSD Series Drives Communication

Describes VSD Series drives controlled via N2 or XT BUS with VS-OPTNX board.

VS-OPTNX Communication Board Specifications

Lists technical specifications including interface, bus type, baud rate, and environmental limits.

Chapter 2: Board Layout and Connections

VS-OPTNX Communication Board Details

Details the VS-OPTNX RS-485 Communication Board layout, connectors, and jumpers.

Chapter 3: Installation

Making Communication Bus and Ground Connections

Details on connecting communication bus and grounding the cable shield.

Grounding Methods for Communication Cable

Describes two grounding methods: clamping to frame and single-point grounding.

Bus Terminal Resistors Configuration

Explains how to set bus termination using jumper X4 for N2 network.

LED Indicators on Communication Board

Explains the meaning of Yellow (RS-485 status) and Green (Fieldbus status) LEDs.

Installing the VS-OPTNX Communication Board

Step-by-step guide for physically installing the VS-OPTNX communication board.

Chapter 4: Commissioning

Fieldbus and RS-485 Communication Parameters

Details on setting up fieldbus board and RS-485 communication parameters.

Checking RS-485 Software Revision and Timeout

Guides on verifying software revision and configuring communication timeout settings.

Monitoring Communication Status

Explains how to check communication status and interpret message indications.

Chapter 5: Metasys N2 Protocol

N2 Protocol Overview and Features

Describes N2 interface capabilities, control, monitoring, and features for AI, BI, AO, BO, ADI points.

N2 Point Mapping

Provides detailed point maps for N2 Analog Inputs, Binary Inputs, Analog Outputs, Binary Outputs, and Internal Integers.

Chapter 6: Metasys XT Bus Protocol

XT Bus Protocol Overview and Configuration

Overview of XT bus protocol, configuration using GX-9100 software for analog/digital points, and downloading.

XT Bus Point Mapping

Provides detailed point maps for XT Bus Analog Inputs, Analog Outputs, Digital Inputs, and Digital Outputs.

Appendix A: Process Data

Process Data OUT (Slave to Master)

Describes how the fieldbus master reads VSD actual values using process data variables.

Fieldbus Parameters

Lists and defines fieldbus parameters (M1 to G1.9) for process data selection.

Cutler-Hammer Jonson Controls N2 Specifications

General IconGeneral
BrandCutler-Hammer
ModelJonson Controls N2
CategoryConference System
LanguageEnglish