Electrical connection
Leuze electronic GmbH + Co. KG
MSI-TR1B / MSI-TR2B
23
Figure 7.2: MSI-TRxB-xx safety relay with 2x SLS 46C type 2 single light beam safety devices in series,
start/restart interlock (RES) and external contactor monitoring (EDM).
Figure 7.3: MSI-TRxB-xx safety relay with 3x SLS 46C type 2 single light beam safety devices in series,
start/restart interlock (RES) and external contactor monitoring (EDM).
1
2
-F106
21
22
-K72
8
21
22
-K73
9
-F107
A1
A2
-K72
-F108
A1
A2
-K73
21
22
8
21
22
8
OU
T
4
SH
-W4
+2
4V
A5
A3
2
PE
0V
SLS46C
SLE46C
2
4
BU
A1
SLS46C
FE
1
FE
3
Leuze
1
BK
-W4
BN
Leuze
acti
ve
3
FE
3
-W3
4
MO
D
E
Leuze
1
M
anu
al
re
se
t
re
se
t
BN
8
Leuze
3
D
ia
gnos
is
D
ia
gnos
is
+2
4V
FE
0V
A
uto
m
ati
c
re
set
re
set
-W3
32
BK
Re
ce
iv
er
1
BU
BN
6
2
MS
I
re
sta
rt
re
sta
rt
-W2
SH
State
21
16
+2
4V
BU
OU
T
BU
0V
MSI-TRxB-0x
22
30
2
EDM
SLE46C
4
13
A4
+24V
PE
Leuze
L+
0V
+24V
SH
24
-W2
Er
ro
r
SH
*
Re
se
t
sa
fe
ty
sa
fe
ty
-W1
-W1
7
BK
5
14
0V
BN
0V
acti
ve
*
A1
29
0V
15
BK
+2
4V
0V
A2
L-
L-
31
L+
Tr
as
nm
itt
er
ac
tiva
tio
n
ac
tiva
tio
n
+2
4V
0V
SS
D
-2
OS
S
D
-1
OS
S
D
-2
23
S
af
ety
o
n
NC
NC
SS
D-
1
1
2
-F109
21
22
-K74
8
21
22
-K75
9
-F110
A1
A2
-K74
-F111
A1
A2
-K75
21
22
8
21
22
8
A7
SLE46C
+2
4V
21
act
ive
Er
ro
r
SLS46C
4
3
Re
ce
iv
er
State
Leuze
14
0V
8
16
29
3
0V
6
Leuze
act
iv
e
1
3
L-
A2
A4
M
anu
al
re
se
t
re
se
t
4
0V
MS
I
re
sta
rt
re
sta
rt
MO
DE
OS
SD
-2
SS
D
-1
SS
D
-2
A
uto
m
ati
c
re
set
re
set
Saf
ety on
OS
S
D
-1
*
1
22
+2
4V
0V
St
ar
t
act
iv
e
act
iv
e
1
Leuze
+2
4V
A6
SLS46C
4
*
OUT
+24V
13
0V
15
PE
23
+24V
31
MSI-TRxB-0x
1
30
0V
Leuze
7
OU
T
Leuze
24
0V
1
OU
T
3
EDM
+2
4V
5
3
Leuze
0V
0V
SLE46C
L-
3
+2
4V
1
L+
32
PE
Leuze
0V
Tr
an
sm
itt
er
ac
tiv
at
ion
ac
tiv
at
ion
A3
4
A5
ac
tiv
e
4
SLE46C
A1
L+
+2
4V
+2
4V
4
0V
SLS46C