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PDF ( 数据手册 , 数据表 ) S7-300

零件编号 S7-300
描述 Programmable Controller Hardware and Installation
制造商 Siemens
LOGO Siemens LOGO 


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S7-300 数据手册, 描述, 功能
SIMATIC
S7-300www.DataSheet4U.com Programmable Controller
Hardware and Installation
Manual
This manual is part of the documentation
package with order no.: 6ES7 398-8AA03-8BA0
Important Information, Contents
Product Overview
Installation
Addressing
Wiring
Networking
Commissioning
Maintenance
CPUs
CPU 31x-2 as DP Master/DP
Slave and Direct Communication
Cycle and Response Times of the
S7-300
CPU Functions Dependent on the
CPU and STEP 7 Version
1
2
3
4
5
6
7
8
9
10
11
Tips and Tricks
12
Appendices
Glossary, Index
EWA 4NEB 710 6084-02
Edition 1







S7-300 pdf, 数据表
Important Information
www.DataSheet4U.com
S7-300Programmable Controller Hardware and Installation
viii EWA 4NEB 710 6084-02







S7-300 equivalent, schematic
Contents
www.DataSheet4U.com
8-10
9-1
9-2
9-3
9-4
9-5
9-6
9-7
9-8
9-9
9-10
9-11
9-12
9-13
9-14
9-15
9-16
9-17
9-18
9-19
10-1
10-2
10-3
10-4
10-5
10-6
10-7
10-8
10-9
D-1
D-2
G-1
H-1
H-2
H-3
Characteristic Features of the Integrated Inputs and
Outputs of the CPU 314 IFM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-38
Meaning of the BUSF LED of the CPU 31x-2 as DP Master . . . . . . . . . . . 9-4
Reading Out the Diagnostic Data with STEP 7 . . . . . . . . . . . . . . . . . . . . . . 9-5
Event Detection of the CPU 31x-2 as DP Master . . . . . . . . . . . . . . . . . . . . 9-9
Evaluating RUN-STOP Transitions of the DP Slaves
in the DP Master . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-9
Configuration Example for the Address Areas
of the Intermediate Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-12
Meaning of the BUSF LEDs in the CPU 31x-2 as DP Slave . . . . . . . . . . . 9-16
Reading Out the Diagnostic Data with STEP 5 and STEP 7 in the Master
System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-17
Event Detection of the CPU 31x-2 as DP Slave . . . . . . . . . . . . . . . . . . . . . 9-20
Evaluating RUN-STOP Transitions in the DP Master/DP Slave . . . . . . . . 9-20
Structure of Station Status 1 (Byte 0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-22
Structure of Station Status 2 (Byte 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-23
Structure of Station Status 3 (Byte 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-23
Structure of the Master PROFIBUS Address (Byte 3) . . . . . . . . . . . . . . . . 9-24
Structure of the Manufacturer Identification (Bytes 4 and 5) . . . . . . . . . . . 9-24
Structure of the Configuration Frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-32
Identifiers for the Address Areas of the Intermediate Memory . . . . . . . . . 9-33
Structure of the Configuration Frame for Non-S7 DP Masters . . . . . . . . . 9-35
Event Detection of the CPU 31x-2 as Receiver
During Direct Communication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-37
Evaluation of the Station Failure of the Sender
During Direct Communication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-38
Operating System Processing Times of the CPUs . . . . . . . . . . . . . . . . . . . 10-6
Process Image Update of CPUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-7
CPU-specific Factors for the User Program Processing Time . . . . . . . . . . 10-7
Updating the S7 Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-7
Update Time and SFB Runtimes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-8
Extending the Cycle by Nesting Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . 10-10
Process Interrupt Response Times of the CPUs . . . . . . . . . . . . . . . . . . . . 10-14
Diagnostic Interrupt Response Times of the CPUs . . . . . . . . . . . . . . . . . . 10-15
Reproducibility of the Delay and Watchdog Interrupts of the CPUs . . . . . 10-17
Sublists of the System Status List of the CPUs . . . . . . . . . . . . . . . . . . . . . D-1
Sublists of the System Status List of the
CPU 315-2 DP as DP Master . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-4
Accessories and Replacement Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . G-1
Manuals for Configuring and Programming the S7-300 . . . . . . . . . . . . . . . H-1
Manuals for PROFIBUS-DP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H-3
List of Books You Can Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H-4
S7-300 Programmable Controller Hardware and Installation
xvi EWA 4NEB 710 6084-02










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