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Deep Sea Electronics Plc 550

Deep Sea Electronics Plc 550
61 pages
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Deep Sea Electronics Plc
GenComm Communications Protocol for use with 550,555,
5210 and 5220 controllers.
Author - A.D.Manton
Author of GenComm V1.29 - G.Middleton
深圳市威华特科技有限公司                  
www.wellfut.com 0755-27153030 13537855559

Table of Contents

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Deep Sea Electronics Plc 550 Specifications

General IconGeneral
BrandDeep Sea Electronics Plc
Model550
CategoryController
LanguageEnglish

Summary

Introduction and Document Overview

Clarification of Notation Used

Explains symbols, warnings, and conventions used throughout the document.

Acknowledgements and Trademarks

Lists recognized trademarks and acknowledgements relevant to the manual.

Data Communications Overview

DSE P810 Interface Description

Details the P810 interface used for RS232 communication with controllers.

RS232 Serial Interface Standard

Defines the technical specifications of the RS232 serial interface.

RS485 Serial Interface Standard

Defines the technical specifications of the RS485 serial interface.

Communication Protocol Description

Explains communication protocols and the use of Modbus.

General Definitions and Requirements of GenComm

Multiple Masters in Networks

Discusses network topology limitations concerning multiple master devices.

Modbus Functions Used in GenComm

Function 3: Read Multiple Registers

Details the Modbus Function 3 for reading multiple register values.

Function 16: Write Multiple Registers

Details the Modbus Function 16 for writing multiple register values.

Exception Responses

Explains how the system handles and reports communication errors.

Language Codes

Modbus Registers Defined

GenComm Page 0: Communications Status Information

GenComm Page 1: Communications Settings

Notes on Passwords

Provides details and guidelines for using password functionality for access control.

GenComm Page 2: Modem Settings

GenComm Page 3: Generating Set Status Information

Control Modes Explained

Details the different operational modes of the control unit.

State Machine Status

Explains the status of internal state machines within the module.

GenComm Page 4: Basic Instrumentation

GenComm Page 6: Derived Instrumentation

GenComm Page 7: Accumulated Instrumentation

GenComm Page 8: Alarm Conditions

Alarm Condition Codes

Lists and defines codes for various alarm conditions and their meanings.

GenComm Page 11: Diagnostic - General

Module Control Buttons

Identifies control buttons and their corresponding functions and numbers.

GenComm Page 12: Diagnostic - Digital Inputs

Digital Input Codes

Defines codes used to represent the states of digital inputs.

GenComm Page 13: Diagnostic - Digital Outputs

Digital Output Codes

Defines codes used to represent the states of digital outputs.

GenComm Page 14: Diagnostic - LEDs

LED Codes

Lists and defines the meaning of LED status indicators on the control unit.

GenComm Page 16: Control Registers

System Control Keys

Lists codes for performing system control functions via telemetry.

GenComm Page 20: Various Strings

GenComm Page 24: Identity Strings

GenComm Page 26: State Machine Name Strings

GenComm Page 28: State Machine State Strings

GenComm Pages 32 to 95: Alarm Strings

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