Mitsubishi MELESEC-ST User Manual page 36

3 SYSTEM CONFIGURATION
External SYS.
power supply
100VAC
External AUX.
power supply
Fig. 3.1 Example of configuration where I/O Modules and intelligent function Modules Are Not Used Together
DIN rail
External SYS.
power supply
100VAC
AC/DC
Fuse
AC/DC
External AUX.
power supply
Fig. 3.2 Example of configuration where intelligent
function Modules and I/O Module (Including
Contact Output Module *1) Are Used
Together
(Online mode change not executed)
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DIN rail
AC/DC
Fuse
AC/DC
A can be replaced by B.
A B
24VDC
(AUX.input)
24VDC
(AUX.input)
A B
A can be replaced
by B, C or D.
24VDC
(AUX. input)
DIN rail
External SYS.
power supply
100VAC
External AUX.
power supply
Fig. 3.3 Example of configuration where
intelligent function Modules and Contact
Output Module *2 Are Used Together
(Online mode change not executed)
MELSEC-ST
C
D
24VDC
(AUX. input)
AC/DC
Fuse
AC/DC
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