Siemens 6ED1050-1AA00-0BE8 User Manual
LOGO! installation and wiring
2.1 Modular LOGO! setup
LOGO!
36
Manual, 04/2011, A5E03556174-01
2.1.3
Setup with different voltage classes
Rules
Digital modules can only be directly connected to devices of the same voltage class.
You can connect analog and communication modules to devices of any voltage class.
You can replace two similar DM8 expansion modules by one appropriate DM16 expansion
You can connect analog and communication modules to devices of any voltage class.
You can replace two similar DM8 expansion modules by one appropriate DM16 expansion
module (and vice versa) without having to change the circuit program.
Note
Two DM8 12/24R can be replaced by one DM16 24R only if operated with a power supply of
Two DM8 12/24R can be replaced by one DM16 24R only if operated with a power supply of
24 V DC.
Two DM8 24R can be replaced by one DM16 24R only if operated with DC and P action.
Two DM8 24R can be replaced by one DM16 24R only if operated with DC and P action.
Overview: Connecting an expansion module to the LOGO! Base Module
In the following tables, "X" means that the connection is possible; "-" means that the
connection is not possible.
LOGO! Base Module
Expansion modules
DM8
12/24R,
DM16
24R
12/24R,
DM16
24R
DM8 24,
DM16
24
DM16
24
DM 8
24R
24R
DM8
230R,
DM16
230R
230R,
DM16
230R
AM2,
AM2 PT100,
AM2 RTD,
AM2 AQ
AM2 PT100,
AM2 RTD,
AM2 AQ
CM
LOGO! 12/24RCE
x
x
x
-
x
x
LOGO! 230RCE
-
-
-
x
x
x
LOGO! 12/24RC
x
x
x
-
x
x
LOGO! 24
x
x
x
-
x
x
LOGO! 24C
x
x
x
-
x
x
LOGO! 24RC
x
x
x
-
x
x
LOGO! 230RC
-
-
-
x
x
x
LOGO! 12/24RCo
x
x
x
-
x
x
LOGO! 24o
x
x
x
-
x
x
LOGO! 24Co
x
x
x
-
x
x
LOGO! 24RCo
x
x
x
-
x
x
LOGO! 230RCo
-
-
-
x
x
x