Siemens LOGO! - Logo! am 2

37
LOGO! Manual
A5E00380835-01
LOGO! 230 ....
L1
N
L3
L2
The inputs of these
devices are arranged in 2
groups, each consisting
of 4 inputs. Different
phases are only possible
between blocks, but not
within the blocks.
NL1 I1 I2 I3 I4 I5 I6
!
Warning
Current safety regulations (VDE 0110, ... and IEC 61131-2,
... as well as cULus) do not permit the connection of
different phases to an AC input group (I1 to I4 or I5 to I8)
or to the inputs of a digital module.
LOGO! AM 2
Current
measurement
Voltage measurement
ML+
L
+
M
Current
U1 I2 M2 U2I1 M1
PE
L
+
M
Reference
current
0...20
mA
1
2
1
PE
Earth
Cable shielding
PE terminal for
connecting earth
and the shielding of
the analog
measuring cable
3
3
DIN rail
RUN/STOP
2
M
ML+
LOGO! installation and wirin
g