Description

FBM228 FOUNDATION Fieldbus Module
The FBM228 is a FOUNDATION fieldbus module designed to provide communication with field devices over H1 links. It supports non-redundant, multi-drop communications and is ideal for managing up to 64 devices per module.

General Information

• Model: FBM228

• Product Type: FOUNDATION Fieldbus Module

• Interface: Four isolated H1 Links

Specifications

• H1 Bus Characteristics:

• Non-redundant multi-drop communications bus operating at 31.25 kbps

• Bus/tree topology

• Each module and associated H1 Link has its own Link Active Scheduler (LAS)

• Maximum Allowable Bus Length: Refer to document AG-181 for detailed guidelines

• Maximum Cable Length (FBM228 to Terminator Assembly): 30 m (99 ft)