iso415R-x_D00401_00_M_XXEN / 04.2021 13
ISOMETER® iso415R
3.2
Connection iso415R
3.2.1 Wiring diagrams
Abb. 3–2 Connections iso415R-24 and iso415R–2
I
C
aution
! s
eleCt
CorreCt
supply
voltage
!
a
pplying
an
exCessive
supply
voltage
u
s
Can
Destroy
the
DeviCe
. C
orreCt
values
are
:
iso
415R-24: U
s
= DC 24 V (
floating
!)
iso
415R-2: U
s
= U
n
= aC/DC 100…240 V
Terminal
Connection
L1, L2
iso415R-2
Nominal system voltage
U
n
U
n
=
U
s
E, KE
Earth, Control earth
11, 14, 12
Alarm relay K1
iso415R-24: + / –
U
s
: DC, + 24 V floating
iso415R-2: . / .
No function
COM A / B
RS-485 interface
A
B
+
–
14
12
11
24 V
CO
M
K1
iso415R-24
KE
E
L1
L2
U
n
U
s
: DC 24 V floating
iso415R-2
A
B
.
.
14
12
11
CO
M
K1
U
n =
U
s
: AC/DC 100
…
240 V
KE
E
L1
L2
U
n
3AC
3NAC
AC
DC
L1
L2
L3
PE
L1
L2
KE E
2A
2A
COM465IP
RS-485
J-Y(St)Y 2x0,6
A
B
A B
11 14 12
+
-
+
-
2A
2A
L1
L2
L3
N
PE
L1
L2
KE E
2A
2A
2A
2A
2A
2A
L1
L2
PE
KE E
L1
L2
L+
L-
PE
KE E
L1
L2
DC 24 V
L1
L2
E
KE
11 14 12
B
A
-
+