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Energizer 2103, 2103c, 2103G Section 5 Modbus Protocol, 5.1 Introduction

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2103 Modem Module

Section 5 Modbus Protocol

5.1 Introduction

Sections 5.1 through 5.5 give an overview of the basic capabilities and operation of Modbus protocol as it applies to Isco 2100 Series flow modules.

For a Glossary of Terms and Common Acronyms, see sections 5.4 and 5.5.

For Modbus technical specifications, turn to section 5.6.

Modbus is a simple command/response mechanism to read from and write to specific memory locations called registers. A register is a holding place for a piece of digital information within the equipment. There are three standard protocols for Modbus: Modbus RTU, Modbus TCP/IP, and Modbus ASCII. The Isco 2100 Series devices use Modbus ASCII protocol, the metho [(vwssme)-4.6d0 asemoe flexibflecommuhniaction

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5-1

Contents

Installation and Operation Guide Page Foreword Page Table of Contents Section 1 Introduction Section 2 Installation and Operation Section 3 2103C Cellular Modem Module Section 4 2103G Cellular Modem Module List of Figures List of Tables Page Section 1 Introduction 1.1 Introduction 1.2 Product Description 1.3Identifying Module Components Page Table 1-32103 Modem Module Technical Specifications Table 1-4Specifications – 2191 Battery Module Table 1-52103 Communication Connector Pins (2103 only) 1.4Safety Symbols and Hazard Alerts 1.5 Technical Service Page Section 2 Installation and Operation 2.1Unpacking Instructions 2.2Safety 2.3 Installation Page Page Page Page Page Page Page Page Section 3 2103C Cellular Modem Module 3.1 Overview 3.2 Antenna Options Page Page 3.3Connecting to Flowlink Page Section 4 2103G Cellular Modem Module 4.1 Overview 4.2 SIM Card Page 4.3 Antenna Options Page Page 4.4Connecting to Flowlink 4.5Setting Up The Access Point Name Page Section 5 Modbus Protocol 5.1 Introduction Establishing Module Addressing 5.3 Configurations 5.4 Glossary of Terms 5.5 Common Acronyms Register Specifications Table 5-1Modbus ASCII Address 1 Register Definitions Table 5-2Modbus ASCII Address 2-(N+1)Register Definitions Table 5-2Modbus ASCII Address 2-(N+1)Register Definitions (Continued) Table 5-3Measurement Parameters by Model Number Page Section 6 Maintenance 6.1Maintenance Overview 6.3 Desiccant 6.4 Hydrophobic Filter 6.5 O-Rings How to Obtain Service Page Appendix A Replacement Parts A.1 Replacement Parts Page Page Page Page Page Page Page Page Page Page Page Appendix B Accessories B.1 How to Order B.2 General Accessories Page Appendix C Material Safety Data Sheets C.1 Overview Material Safety Data Sheet Section 1 - Material Identification and Information Section 2 - Physical/Chemical Characteristics Section 3 - Fire and Explosion Hazard Data Section 4 - Reactivity Hazard Data Section 5 - Health Hazard Data Section 6 - Control and Protective Measures Section 7 - Precautions for Safe Handling and Use/Leak Procedures MATERIAL SAFETY DATA SHEET Section 1 – Product and Company Information Section 2 – Composition / Information on Ingredients Section 3 – Hazard Identification Section 4 – First Aid Measures Section 5 – Fire Fighting Measures Section 6 – Accidental Release Measures Section 7 – Handling and Storage Section 8 – Exposure Controls/Personal Protection Section 9 – Physical and Chemical Properties Section 10 – Stability and Reactivity Section 11 – Toxicological Information Section 12 – Ecological Information Section 13 – Disposal Information Section 14 – Transportation Information Section 15 – Regulatory Information Section 16 – Other Information Page Page Standard Description Performance Criteria Severity Applied USA Representative Page Page Page Standard Description Severity Applied William Foster USA Representative Page Teledyne Isco One Year Limited Factory Service Warranty Return Authorization Shipping Address: Mailing address: