LB Remote I/O System
Installation
2018-07
27
3.3.2 Backplanes LB9022S, LB9024S, LB9022BP22320.1,
LB9024BP24300.1
Figure 3.5 Connections on the left-hand side
Danger!
Risk of explosion
Accessories such as plugs and terminators that do not meet the requirements for use in
hazardous areas can cause explosive mixtures to ignite.
Only use accessories approved for use in the respective environment.
Danger!
Risk of Explosion
Connecting and disconnecting from circuits such as terminals, plug-in jumpers or terminators
can ignite potentially explosive mixtures.
Connecting and disconnecting from circuits is permitted only when not located in a potentially
explosive atmosphere.
Danger!
Risk of Explosion
Actuating the operating elements can ignite potentially explosive mixtures.
Only actuate the operating elements when not located in a potentially explosive atmosphere.
1X4: fieldbus connection
Not present on extension backplane LB9024S
2X5: redundant fieldbus connection
Not present on extension backplane LB9024S
3X6: service bus connection
Not present on extension backplane LB9024S
4X7: extension connection
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