Grounding For Extension Interface - Bosch ADS?AMC2?2WCF Installation Manual

Access Modular
Controller 2
The internal ground of the controller is always connected with
the ground of the RS-485 host.
The jumper setting A1 shows the factory settings.
Jumper JP1 connects the internal ground of the controller to
the ground of the RS-485 host interface.
Jumper JP2 manages the signal ground.
Settings for jumper JP1:
If the ground conductor and the shield on the host are not
connected and:
–
–
Settings for jumper JP2:
If the ground conductor and the shield on the host are not
connected and:
–
–
–
4.6.2

Grounding for Extension Interface

B 1:
B 2:
Figure 4.6: Location of ground jumper bottom side
Bosch Security Systems B.V.
no party line exists, the jumper JP1 is set (= A2)
a party line exists, the jumper JP1 is set at the first device
only (= A2)
no party line exists, the jumper JP2 is set (= A3)
a party line exists and signal ground is connected, the
jumper JP2 is set at the first device only (= A3)
a party line exists and signal ground is not connected, the
jumper JP2 is set at all devices (= A3)
Delivery status
Installing | en 23
B
2019-11 | V02 |