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CS Instruments DS 400 User Manual
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DS
40
0
Side
35
of
36
9
Appendix
9.1
A
PPENDIX A - Exception codes
The DS400 Modb
us uses the follo
wing exception codes when
responding to the
master
Exception Code
Exception name
0x01
Illegal function
0x02
Illegal data address
0x03
Illegal data value
0x04
Slave device failure
0x05
Acknowledge
0x06
Slave device bus
y
Stand:21.09.2015
, version 1
.0
1
35
Table of Contents
Foreword
2
Table of Contents
3
1 Safety Instructions
5
2 Instructions
6
Definitions and Abbreviations
6
References
6
3 Technical Data DS 400
7
DS400 MODBUS RTU Specification
7
DS400 MODBUS/ TCP Specification
7
General Modbus Information
7
Serial Transmission Modes (RTU)
8
3.3.2 Ethernet Transmission Modes
8
4 Installation
9
RS485 Bus Wiring (Modbus RTU) - Connection Diagram Connector „E
9
Ethernet Connection for Modbus/Tcp
10
5 Modbus RTU Communication Settings
11
Accessing and Changing Modbus Settings
11
6 Modbus TCP Communication Settings
12
7 Modbus Addressing Model
13
Function Code 3 (Read Holding Register)
13
Function Code 16 (Write Multiple Registers)
14
8 Modbus Holding Register
15
Basic Values Register
15
Values Register
16
Status Register
19
Status Register Values 1
19
Status Register Values 5
21
Channel Description
23
Alarm Settings
27
Value Extended
28
Data Format Test
30
Data Bit Description
31
User Units
33
4
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CS Instruments DS 400 Specifications
General
Brand
CS Instruments
Model
DS 400
Category
Measuring Instruments
Language
English
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