Bosch AMC2-16IE, Руководство по установке

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Notice!
In general the following apply:
If the devices have their own power supplies, the shielding is
applied to one side only. The free end should be insulated to
avoid inadvertent connections.
If one device is fed power by another, the cable shielding
should be applied to both sides.
Grounding for Extension Interface
Figure 4.5: Location of ground jumper bottom side
The jumper setting A1 shows the factory settings.
Jumper connects the internal ground of the AMC2-16IOE to the
ground of the RS-485 slave interface. Set Jumper A2 only at the
first AMC2-16IOE of a party line - like example four in Overview -
Power supply/consumption, page 29.
4.6.1
26 en | Installing AMC2 Extensions
2016-11 | AMC2-16IOE | Bosch Sicherheitssysteme GmbH