Siemens SIMATIC S7-300 Module data Technical Data

Guide to the S7-300 documentation
CPU 31xC and CPU 31x, Technical data
1-2 Manual, Edition 08/2004, A5E00105475-05
Table 1-3 Communication between sensors/actuators and the PLC
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Which module is suitable for my sensor/actuator? For CPU: CPU 31xC and CPU 31x Manual, Technical Data
For signal modules: Reference manual of your signal
module
How many sensors/actuators can I connect to the module? For CPU: CPU 31xC and CPU 31x Manual, technical data
of signal modules: Reference manual of your signal module
To connect my sensors/actuators to the PLC, how do I wire
the front connector ?
S7-300, CPU 31xC and CPU 31x operating instructions:
Installation: Wiring – Wiring the front connector
When do I need expansion modules (EM) and how do I
connect them?
S7-300, CPU 31xC and CPU 31x operating instructions:
Installation: Configuring – Distribution of modules to several
racks
How to mount modules on racks / mounting rails S7-300, CPU 31xC and CPU 31x operating instructions:
Installation: Assembly – Installing modules on the mounting
rail
Table 1-4 The use of local and distributed I/O
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Which range of modules do I want to use? For local I/O and expansion devices: Module Data reference
manual
For distributed I/O and PROFIBUS DP: Manual of the
relevant I/O device
Table 1-5 Configuration consisting of the Central Unit (CU) and Expansion Modules (EMs)
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Which rack / mounting rail is most suitable for my
application?
S7-300, CPU 31xC and CPU 31x operating instructions:
Installation: Configuring
Which interface modules (IM) do I need to connect the EMs
to the CU?
S7-300, CPU 31xC and CPU 31x operating instructions:
Installation: Configuring – Distribution of modules to several
racks
What is the right power supply (PS) for my application? S7-300, CPU 31xC and CPU 31x operating instructions:
Installation: Configuring

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)