Digital Input/Output Modules: Characteristics At A Glance - Siemens SIMATIC S7-300 Reference Manual

Table 3-6

Digital Input/Output Modules: Characteristics at a Glance

Module
Char-
acter-
istics
Number of inputs
Number of outputs
Rated input voltage
Output current
Rated load voltage
Inputs suitable for...
Outputs suitable for...
Supports
clocked operation
Programmable
diagnostics
Diagnostic interrupt
Hardware interrupt upon
edge change
Settable input delay
Substitute value output
Special Features
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
SM 323;
DI 16/DO 16x24 VDC/
0.5 A
(-1BL00-)
16 inputs, isolated in
groups of 16
16 outputs, isolated in
groups of 8
24 VDC
0.5 A
24 VDC
Switches and two, three and four-wire proximity switches (BEROs).
Solenoid valves, DC contactors and indicator lights
No
No
No
No
No
No
–
SM 323;
DI 8/DO 8x
24 VDC/0.5 A
(-1BH01-)
8 inputs, isolated in
groups of 8
8 outputs, isolated in
groups of 8
24 VDC
0.5 A
24 VDC
No
No
No
No
No
No
Digital Modules
SM 327;
DI 8/DX 8x
DC 24 V/0.5 A,
parameterizable
(-1BH00-)
8 digital inputs and 8
individually
parameterizable inputs parameterizable inputs
or outputs, isolated in
groups of 16
24 VDC
0.5 A
24 VDC
No
No
No
No
No
No
3-9