Bosch Rexroth 4WRLE 4 Series, Руководство по эксплуатации

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20/44 Safety instructions
Bosch Rexroth AG , 4WRPEH6_3X, 4WRPEH10_3X, 4WRPE6_3X, 4WRPE10_3X, 4WRLE_4X; RE 29118-B/09.2021
For use according to category 3 in compliance with EN 13849-1, a second safe
switch-off element must be implemented in addition to the valve with
OBEA-V5 interface. In the example, this is realized with a position-monitored
directional switching valve.
Fig. 3: Category 3 block diagram
2.8 Personal protective equipment
Check specified personal protection for completeness and protective effect and have
it available (please observe customer specification and list of personal protection!)
2.9 Obligations of the machine end-user
The operation of installations, systems and machines basically requires the
implementation of a holistic IT security concept which is state-of-the-art in terms
of technology. Accordingly, Bosch Rexroth products and their properties must be
considered as components of installations, systems and machines for their holistic
IT security concept.
Unless otherwise documented, Bosch Rexroth products are designed for operation
in local, physically and logically secured networks with access restrictions for
authorized persons, and they are not classified according to IEC 62443-4-2.
Category 3
M
3~
IO-Link terminal
with safe
separation of
power supply
from bus
K3
K2
IO-Link 24 V
1A
Dangerous
movement
High-response valve with
OBEA-V5 electronics and
IO-Link Class B
other actuators
Determination of
position
Control a
Control b
a
b
P T
A B
1V4
1S4
OBEA-V5
IO-Link
interface IOL-Master
Outputs
PLC
Inputs
K1
O1.1
I1.1 I 1.2
ÜB1
ÜB2
B1
ÜB1
B2
ÜB2
24 V
Open
Closed
1V2
1Z2
1S1 1S2
1Z1
1V1
1M
1P
ÜB3
I1.3 I1.4
1S3
B3
ÜB3
1V3
B3
K1
1S3
1V3