Siemens SIMATIC S7-300 Module data Hardware And Installation Manual

Testing functions, Diagnostics and Fault Elimination
S7-300 Programmable Controller Hardware and Installation
10-22 A5E00105492-01
10.6.4 Structure of slave diagnostic data
Structure of slave diagnostic data
The figure below shows the structure of the diagnostics message frame for slave
diagnostics.
Station status 1 to 3
Byte 0
Byte 1
Byte 2
Byte 3
Master PROFIBUS address
Byte 4
Byte 5
Low-Byte
High-Byte
Manufacturer ID
Byte 6
to
Module diagnostics
Byte x-1
.
.
.
length depends on the number of
the configured areas of the
Intermediate memory)
1
1
Exception: if the is wrongly configured,DP master
the DP slave will interprete 35 configured address areas
(46 in byte 6)
.
.
.
Modul status (device-specific diagnostics)
Byte x+1
to
Byte y-1
length depends on the number
of the configured address areas)
.
.
.
Interrupt status (device-specific diagnostics)
Byte y
to
Byte z
(length depends on
interrupt type)
H
Figure 10-7 Structure of slave diagnostic data

Siemens SIMATIC S7-300 Module data Specifications

General

Series	S7-300
Manufacturer	Siemens
Protection Class	IP20
System	SIMATIC S7-300
Digital Inputs	Varies by module
Digital Outputs	Varies by module
Analog Inputs	Varies by module
Analog Outputs	Varies by module
Central Processing Unit	Varies by CPU model
Supply Voltage	24V DC or 120/230V AC
CPU Type	Varies (e.g., CPU 312, CPU 315, etc.)
Memory	Varies by CPU model
Communication Interfaces	MPI, PROFIBUS
Programming Languages	LAD, FBD, STL, SCL, GRAPH
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 70°C
Relative Humidity	10% to 95% (non-condensing)