Siemens SIMATIC S7-300 Module data User Manual

Digital modules
3.1 Module overview
S7-300 Automation System Module data
3-6 Manual, 08/2006, A5E00105505-04
Overview of properties
The table below shows the essential properties of digital IO modules
Table 3-6 Digital IO modules
Module
Properties
SM 323; DI 16/DO 16 x
DC 24 V/ 0.5 A
(-1BL00-)
SM 323; DI 8/DO 8 x
DC 24 V/0.5 A
(-1BH01-)
SM 327; DI 8/DX 8 x
DC 24 V/0.5 A,
programmable
(-1BH00-)
Number of inputs 16 inputs, electrically
isolated in groups of 16
8 inputs, electrically isolated
in groups of 8
8 digital inputs, plus 8
separately programmable
inputs/outputs, electrically
isolated in groups of 16
Number of outputs 16 outputs, electrically
isolated in groups of 8
8 outputs, electrically
isolated in groups of 8
Rated input voltage 24 VDC 24 VDC 24 VDC
Output current 0.5 A 0.5 A 0.5 A
Rated load voltage 24 VDC 24 VDC 24 VDC
Inputs suitable for... Switches and 2-/3-/4-wire proximity switches (BEROs).
Outputs suitable for... solenoid valves, DC contactors and signal lamps
Supports isochronous mode No No No
Programmable diagnostics No No No
Diagnostic interrupt No No No
Edge-triggered hardware
interrupt
No No No
Adjustable input delay times No No No
Substitution value output No No No
Special features -

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)