Installation Instructions

Siemens Industry, Inc.
Smart Infrastructure
P/N 315-099458-107
Figure 5
Connecting the HUB-4 Assembly
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RS-485 INTERFACE MODULE JUMPER SETTINGS
The RS-485 Interface module has two configuration jumpers: J2 and J3. Refer to
Figure 6 for the location of the jumpers.
• For Style 7 (Class A) wiring, leave the jumper plugs in place on J2 and J3.
• For Style 4 (Class B) wiring, remove the jumper plugs from J2 and J3.
Refer to the RS-485 Interface Installation Instructions, P/N 315-049930, for additional
information.
Prior to installing the modem or RS-485 interface modules on the COM-2 card,
configure them as indicated in Figures 6 and 7.