BeiJer GL-9073 Manuals

Manuals and User Guides for BeiJer GL-9073. We have 1 BeiJer GL-9073 manual available for free PDF download: User Manual

BeiJer GL-9073 User Manual

BeiJer GL-9073 User Manual (39 pages)

Modbus RS485 network adapter light version

Brand: BeiJer | Category: Adapter | Size: 1 MB

Table of Contents

Table of Contents
3
Important Notes
5
Safety Instruction
6
Symbols
6
Safety Notes
6
Specification
7
The Interface
7
Gl-9073
7
Specification
8
General Specification
8
Interface Specification
9
LED Indicator
10
MOD (Module Status LED)
10
RXD (Receive Data LED)
10
TXD (Transmit Data LED)
10
IOS LED (Extension Module Status LED)
10
Dimension
11
Gl-9073
11
Mechanical Setup
12
Total Expansion
12
Plugging and Removal of the Components
12
MODBUS Electrical Interface
13
G-Bus System
14
I/O Messaging5.2 G-Bus Pin Description
14
GL-9073 Electrical Interface
16
Socket
16
MODBUS Dip Switch Setup
16
Process Image Map
17
MODBUS Interface Register/Bit Map
17
Example
18
Example of Input Process Image (Input Register) Map
18
Example of Output Process Image (Output Register) Map
19
Modbus Tcp/Udp Interface
20
MODBUS TCP/ UDP Protocol
20
Comparison of MODBUS TCP/UDP and MODBUS/RTU
20
MODBUS TCP/ UDP MBAP Header
21
Supported MODBUS Function Codes
21
0X01) Read Coils
22
0X02) Read Discrete Inputs
22
0X03) Read Holding Registers
23
0X04) Read Input Registers
23
0X05) Write Single Coil
24
0X06) Write Single Register
25
0X08) Diagnostics
25
0X0F) Write Multiple Coils
27
0X10) Read/Write Multiple Registers
28
0X17) Read/Write Multiple Registers
28
Error Response
29
MODBUS Special Register Map
30
Adapter Identification Special Register (0X1000, 4096)
30
Adapter Watchdog Time, Other Time Special Register (0X1020, 4128)
30
Adapter Information Special Register (0X1100, 4352)
30
Expansion Slot Information Special Resister (0X2000, 8192)
32
MODBUS Reference
33
Trouble Shooting
34
How to Diagnose by LED Indicator
34
Product List
36
Glossary
38

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