Micromod Micro-DCI: 53MC5000 PLC AND PRINTER INTERFACES User Manual

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Table of Contents

PREFACE

Preface-i

1.0 INTRODUCTION

1-1

1.1 OVERVIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
1.2 DDI-A/B HARDWARE DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . 1-1
1.3 FIELD UPGRADE INFORMATION FOR EXISTING PCS UNITS . . . . . . . . . . . . 1-1
1.4 RS-232/485 ITB SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . 1-3
1.5 MODEL NUMBER BREAKDOWN . . . . . . . . . . . . . . . . . . . . . . . . 1-4

2.0 INSTALLATION

2-1

2.1 53MC5000 PROCESS CONTROL STATION INSTALLATION . . . . . . . . . . . . . 2-1
2.2 MOUNTING THE RS-232/485 ITB . . . . . . . . . . . . . . . . . . . . . . . . 2-1
2.3 RS-232/485 ITB CABLE CONNECTIONS . . . . . . . . . . . . . . . . . . . . . 2-3
2.4 ITB SIGNAL CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
2.5 RS-232/485 ITB POWER CONNECTIONS . . . . . . . . . . . . . . . . . . . . . 2-3

3.0 PRODUCT DESCRIPTION

3-1

3.1 DDI-A AND DDI-B MEMORY MAPS . . . . . . . . . . . . . . . . . . . . . . . 3-1
3.2 TYPICAL PCS-PLC INFORMATION TRANSFERS . . . . . . . . . . . . . . . . . 3-1

3.2.1 CALCULATING STARTING ADDRESSES FOR WRITES . . . . . . . . . . 3-2

3.3 PCS - PLC MEMORY MAP AGREEMENT . . . . . . . . . . . . . . . . . . . . . 3-2
3.4 PLC MEMORY ADDRESSING SCHEME . . . . . . . . . . . . . . . . . . . . . 3-2
3.5 PCS FLOATING POINT-TO-INTEGER CONVERSION . . . . . . . . . . . . . . . . 3-3
3.6 DDI-A AND DDI-B CHANNEL SETUP . . . . . . . . . . . . . . . . . . . . . . . 3-7

3.6.1 APB SETUP BYTES . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
3.6.2 PLC CONTROL AND STATUS BYTES . . . . . . . . . . . . . . . . . . 3-7
3.6.3 PLC READ CONTROL BYTES . . . . . . . . . . . . . . . . . . . . . 3-7
3.6.4 PLC WRITE CONTROL BYTES . . . . . . . . . . . . . . . . . . . . . 3-7
3.6.5 OPTOMUX DIGITAL AND ANALOG I/O CONTROL BYTES . . . . . . . . . 3-7

3.7 SCAN TIME . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9

4.0 ALLEN-BRADLEY MODE

4-1

4.1 PURPOSE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
4.2 DATA TABLE ADDRESSING . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
4.3 INSTALLATION CONFIGURATIONS . . . . . . . . . . . . . . . . . . . . . . . 4-1
4.4 RS-232/485 ITB-PLC CABLES . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
4.5 ALLEN-BRADLEY COMMANDS . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
4.6 CONTROL BYTES FOR ALLEN-BRADLEY . . . . . . . . . . . . . . . . . . . . 4-4
4.7 SET-UP PROCEDURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7

4.7.1 ALLEN-BRADLEY KF3 SETUP SELECTIONS . . . . . . . . . . . . . . . 4-8
4.7.2 ALLEN-BRADLEY KF2 COMMUNICATION OPTION SWITCHES . . . . . . . 4-9

4.8 FAULT ISOLATION AIDS . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11

Contents

PLCTOC

Contents-i

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