Siemens SIMATIC S7-300 Module data Reference Manual

Digital Modules
3-108
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Technical specifications of the SM 322; DO 8 x Rel. 230 VAC/5 A
Dimensions and Weight
Dimensions W x H x D
(in millimeters)
40 x 125 x 120
Weight Approx. 320 g
Data for Specific Module
Supports clocked
operation
No
Number of outputs 8
Length of cable
• Unshielded
• Shielded
max. 600 m
max. 1000 m
Voltages, Currents, Potentials
Rated supply voltage of the
relay L +
24 VDC
Total current of the outputs
(per group)
• Horizontal configuration
Up to 30 C
Up to 60 C
• Vertical configuration
Up to 40 C
max. 8 A
max. 5 A
max. 5 A
Isolation
• Between channels and
backplane bus
Yes
• Between the channels
In groups of
Yes
1
Permitted potential difference
• Between M
internal
and
supply voltage of the
relays
75 VDC / 60 VAC
• Between M
internal
and
supply voltage of the
relays and the outputs
250 VAC
• Between the outputs of the
different groups
500 VAC
Insulation tested with
• Between M
internal
and
supply voltage of the
relays
500 VDC
• Between M
internal
and
supply voltage of the
relays and the outputs
1500 VAC
• Between the outputs of the
different groups
2000 VAC
Current consumption
• From the backplane bus
• From supply voltage L+
max. 40 mA
max. 125 mA
Power dissipation of the
module
typ. 4.2 W

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)