Digital Modules
3-9
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Table 3-6 Digital Input/Output Modules: Characteristics at a Glance
Module
Char-
acter-
istics
SM 323;
DI 16/DO 16x24 VDC/
0.5 A
(-1BL00-)
SM 323;
DI 8/DO 8x
24 VDC/0.5 A
(-1BH01-)
SM 327;
DI 8/DX 8x
DC 24 V/0.5 A,
parameterizable
(-1BH00-)
Number of inputs 16 inputs, isolated in
groups of 16
8 inputs, isolated in
groups of 8
8 digital inputs and 8
individually
Number of outputs 16 outputs, isolated in
groups of 8
8 outputs, isolated in
groups of 8
or outputs, isolated in
groups of 16
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 two, three and four-wire proximity switches (BEROs).
Outputs suitable for... Solenoid valves, DC contactors and indicator lights
Supports
clocked operation
No No No
Programmable
diagnostics
No No No
Diagnostic interrupt No No No
Hardware interrupt upon
edge change
No No No
Settable input delay No No No
Substitute value output No No No
Special Features –