Do 16 X Rel. 120/230 Vac - Siemens SIMATIC S7-300 Reference Manual

Programmable logic controllers module data
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Digital Modules
Terminal assignment and block diagram of the SM 322;

DO 16 x Rel. 120/230 VAC

Figure 3-30
Module View and Block Diagram of SM 322; DO 16 x Rel. 120/230 VAC
3-94
M
Backplane bus
interface
M
Channel number
Status display – green
L +
M
Programmable Logic Controllers S7-300 Module Data
N
24 V
N
A5E00105505-03

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