Siemens SIMATIC S7-300 Module data Hardware And Installation Manual

Maintenance
S7-300 Programmable Controller Hardware and Installation
9-6 A5E00105492-01
Removing a module (SM/FM/CP)
Remove the module as follows:
Step 20-pin front connector 40-pin front connector
1. Switch the CPU to STOP.
2. Switch off the load voltage to the module.
3. Remove the labeling strip from the module.
4. Open the front panel.
Unlock the front connector and remove it.5.
Press down the unlocking
mechanism (5) with one hand, with
the other hand pull out the front
connector at the grips (5a).
Remove the fixing screw from the middle
of the front connector. Pull the front
connector out, holding it at the grips.
6. Undo the module fixing screw(s).
7. Swing the module out.
1
3
5
4
6
5a
Figure 9-1 Unlocking the front connector and removing the module

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)