Siemens SIMATIC S7-300 Module data Reference Manual

SIMATIC TOP Connect and SIMATIC TOP Connect TPA
8-15
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Connecting the power supply
Always connect the supply voltage to the front connector module Observe the
wiring rules in Table 8-3 on page 8-7.
In the following example, you must connect L+ to Plus of the upper terminal and M
to Minus of the lower terminal.
Connecting the terminal block for one-conductor connection
1
2
3
4
5
6
7
8
9
10
Front connector
module
–
+
11
12
3
1
5
1
6
7
1
8
1
19
20
L+
M
–
+
Terminal block
Terminal block
Figure 8-8 Wiring a Digital Module with Terminal Block for a One-Conductor Connection
14
1
1

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)