Operating Instructions Safety Systems
MGB-L0…-AR.-… and MGB-L0…-AP.-…
28
(translation of the original operating instructions) 112657-12-01/15
11.10. Operation in an AR switch chain
AR
GND
+24 V DC
Connected
load
Safety
Outputs
Safety
Inputs
Monitoring Outputs
X2:1
X2:6
H2
H3
S2
S3
0V
UA
S1
FI1A
X4:1
FI1B
X4:2
RST
X4:6
FO1A
X4:4
FO1B
X4:5
OD
X5:1
OT
X5:2
OI
X5:4
0V
X5:5
0V
X3:5
UA
X3:4
UB
X5:6
X3:3
X2:3
X2:4
X2:2
X2:7
X3:2
X3:1
MGB
-F1 -F2
-F3 -F4
Safety
Outputs
Safety
Inputs
Monitoring Outputs
X2:1
X2:6
H2
H3
S2
S3
0V
UA
S1
FI1A
X4:1
FI1B
X4:2
RST
X4:6
FO1A
X4:4
FO1B
X4:5
OD
X5:1
OT
X5:2
OI
X5:4
0V
X5:5
0V
X3:5
UA
X3:4
UB
X5:6
X3:3
X2:3
X2:4
X2:2
X2:7
X3:2
X3:1
MGB
-S1
Figure 17: Connection examples for operation in a CES-AR switch chain
For detailed information on operation in an AR switch chain, see the related CES-AR operating instructions. The
interlocking module MGB-L0-AR-… behaves in the switch chain in practice like a safety switch CES-AR. The differ-
ences to the CES-AR are described in the following.