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SIMATIC NET CP 243-1
Siemens SIMATIC NET CP 243-1 User Manual
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SIMATIC NET
CP 243-1
Communi
cations pro
cessor
for Industrial Ethernet
Technical manual
Preface
Notes on pro
duct
Table of co
ntents
List
of f
igure
s
List of tabl
es
Introduction
Features an
d functio
ns
Installati
on and c
ommi
ssioning
Config
uration
Progr
amming
Diagnostics
Appendix
A: Technical data
Appendix
B: Exam
ple
Appendix
C: Ti
meout
SIMATIC NET
–
Support a
nd trai
ning
2
Table of Contents
Table of Contents
1
Preface
5
Notes on Product
6
Table of Contents
7
List of Figures
9
List of Tables
10
Introduction
11
Features and Functions
13
Overview
13
Application
14
S7 Communication Via Industrial Ethernet
14
Communications Processor
15
Features and Functions
15
Communication Partners
15
Types of Communication
15
Fig. 1. System Overview
16
Configuration
19
Security
19
Data Security
20
Integrity of Communication
20
Connections
21
Displays: Front Leds
22
For Industrial Ethernet
16
Table 1: Functions of Individual LED Displays
23
Installation and Commissioning
24
General Guidelines
25
Electrical Requirements
26
Fig. 4. Space Requirements for Installation
27
Dimensions for Installation in a Control Panel
28
Dimensions for Installation on a DIN Rail
28
Installation in a Control Panel
29
Installation on a Standard DIN Rail
30
Removing the CP 243-1
31
Replacement of the CP 243-1
31
Configuration
32
Configuration Options
32
IP Address
34
Subnet Mask
34
Tsaps
34
Value Ranges of the Configuration Data
34
Configuring a CP 243-1 Using STEP 7 Micro/Win 32
35
Configuring a CP 243-1 from a User Program
40
Occupied System Flag Area (SM Area)
41
Table 2: System Flag Area
41
Table 3: CDB Structure
45
Table 4: NPB Structure
46
Structure of the Network Data Blocks (NDB)
47
Structure of the Network Parameter Blocks (NPB)
46
Structure of the Configuration Data Blocks (CDB)
42
Table 5: NDB Structure
48
Table 6: Configuration of Read/Write Commands
48
Configuring a Communication Partner with STEP 7
49
Fig. 7. "Properties – S7 Connection" Mask
50
Behavior of CP 243-1 in the Event of Configuration Errors
53
Programming
54
Ethx_Ctrl
55
Table 7: Input Parameters (Ethx_Ctrl)
55
Table 8: Return Parameters (Ethx_Ctrl)
56
Table 9: Input Parameters (Ethx_Cfg)
57
Ethx_Xfr
58
Ethx_Cfg
57
Table 10: Return Parameters (Ethx_Cfg)
58
Fig. 10. Calling up the Ethx_Xfr Subroutine
59
Table 12: Return Parameters (Ethx_Xfr)
60
Diagnostics
61
Diagnostics Options
61
Table 13: Global Errors and Their Error Codes
62
Table 15: Error Messages (Error Byte)
67
Table 16: Error Messages (Error Word)
69
Table 17: Technical Data
70
Appendix B Example
71
Appendix A Technical Data
70
Table 14: Structure of NPB Memory Areas
63
Error Messages of the CP 243-1
64
Table 11: Input Parameters (Ethx_Xfr)
59
Appendix B: Example
75
Appendix C: Timeout
77
Appendix C Timeouts
77
Table 18: Timeouts at the Ethernet
77
Table 19: Timeouts at the S7 Bus
78
Abbreviations
79
SIMATIC NET - Support and Training
80
J31069-D0428-U001-A1
81
Simatic Net
81
Table 20: Frequently Asked Questions
82
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Siemens SIMATIC NET CP 243-1 Specifications
General
Brand
Siemens
Model
SIMATIC NET CP 243-1
Category
Computer Hardware
Language
English
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