Siemens SIMATIC S7-300 Module data Reference Manual

Digital Modules
3-121
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Re-readability of the outputs
The digital outputs can be read back into the user data area: If, e. g. A11.3 is
parameterized as an output, it can be read back via E11.3. see Figure3-41
Inputs
The following applies: Channel 8: n+1.0
Channel 9: n+1.1
Channel 10: n+1.2
Channel 11: n+1.3
Channel 12: n+1.4
Channel 13: n+1.5
Channel 14: n+1.6
Channel 15: n+1.7
Outputs
.0.0.7 .7
.0.0.7 .7
Byte n Byte n+1
Byte n+1
0
Re–readability
Figure 3-41 Re-readability of the outputs of the SM 327; DI 8/DX 8 x DC 24 V/0.5 A

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)