Gallagher C300698 - HBUS 8 Port Hub RS485 Connectivity; HBUS 8 Port Hub Hardware Overview

3E4465 Gallagher HBUS 8 Port Hub Installation Note | Edition 4 | January 2021
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The In port has an optional termination jumper J2 TERM. Whether this jumper is used or not
should be based on the In port to Controller wiring.
2.4 Connections
Note: Run a common ground (-ve) from the HBUS 8 Port Hub for all RS485 devices.
2.5 Component layout