Technical Specifications Dual redundant field bus ports; Supports multiple FBM modules connection; Rack mounted.
Functional Features Redundant bus communication; Bus fault diagnosis; Data forwarding between controller and FBM I/O.
Application Scenarios Redundant DCS control system in chemical, power and petrochemical industries.
Performance Parameters Support multi-node bus connection; Redundancy switch without system interruption.
Structural Characteristics Rack plug-in module, dual bus interface connectors, status LED indicators.
Working Principle Transmit control command and I/O data between controller and field FBM modules via redundant field bus, realize bus fault switching automatically.
Installation Requirements Install on controller rack; Use dedicated bus cable; Keep good grounding of cable shield.
Usage Notes Check bus communication status after power-up. Replace module only under permitted maintenance mode.
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