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5220
Deep Sea Electronics Plc 5220 User Manual
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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
2
Table of Contents
Default Chapter
3
Table of Contents
3
Introduction
6
Acknowledgements
6
Data Communications Overview
7
DSE P810 Description
7
RS232 Description
7
RS485 Description
8
Communication Protocol Description
8
General Definitions and Requirements of Gencomm
9
Multiple Masters
9
Modbus Functions Used
10
Function 3 - Read Multiple Registers
10
Query Message
10
Normal Response Message
10
Exception Response Message
11
Unimplemented Register and Field Values
11
Sentinel Values for Instrumentation
12
Function 16 - Write Multiple Registers
13
Query Message
13
Normal Response Message
13
Exception Response Message
13
Exception Responses
14
Exception Response Message
14
Extended Exception Codes
15
Language Codes
18
Modbus Registers Defined
22
Index of Register Pages
23
Gencomm Page 0 - Communications Status Information
24
Registers
24
Password Status
25
EXAMPLE : Reading the Password Status from the Control Module
25
Gencomm Page 1 - Communications Settings
26
Notes on Passwords
26
Registers
27
Baud Rate
28
EXAMPLE : Using Link500Plus to Change Module Slave ID and Baud Rate
29
EXAMPLE : Sending a Password to the Control Module
30
Gencomm Page 2 - Modem Settings
31
Registers
31
Modem Mode
32
Gencomm Page 3 - Generating Set Status Information
33
Registers
34
Control Modes
35
State Machine Status
36
EXAMPLE : Interrogating Current Module Mode
37
EXAMPLE : Testing for Alarm Conditions
37
Gencomm Page 4 - Basic Instrumentation
38
Registers
38
Phase Rotation Codes
39
EXAMPLE : Displaying Engine Coolant Temperature
39
Gencomm Page 6 - Derived Instrumentation
40
Registers
40
Gencomm Page 7 - Accumulated Instrumentation
41
Registers
41
Gencomm Page 8 - Alarm Conditions
42
Registers
42
Alarm Condition Codes
44
Interrogating the Alarm Status
45
EXAMPLE : Calculating Alarm String Addresses
45
EXAMPLE : Displaying Alarm Strings
46
Gencomm Page 11 - Diagnostic - General
47
Registers
47
55X Control Module Buttons
47
Gencomm Page 12 - Diagnostic - Digital Inputs
48
Registers
48
Digital Input Codes
48
EXAMPLE : Testing Digital Input Status
48
Gencomm Page 13 - Diagnostic - Digital Outputs
49
Registers
49
Digital Output Codes
49
EXAMPLE : Testing Relay Output Status
49
Hints on Using Expansion Outputs
50
Gencomm Page 14 - Diagnostic - Leds
51
Registers
51
LED Codes
51
LED Identification
51
Gencomm Page 16 - Control Registers
52
Registers
52
System Control Keys
52
Gencomm Page 20 - Various Strings
54
Registers
54
Gencomm Page 24 - Identity Strings
55
Registers
55
Gencomm Page 26 - State Machine Name Strings
56
Registers
56
Gencomm Page 28 - State Machine State Strings
57
Registers
57
Gencomm Pages 32 to 95 - Alarm Strings
58
Registers
58
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Deep Sea Electronics Plc 5220 Specifications
General
Brand
Deep Sea Electronics Plc
Model
5220
Category
Controller
Language
English
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