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The Pepperl+Fuchs MB-FB-2R (P.N. 185085) is a Fieldbus Motherboard designed for modular fieldbus systems, particularly for FOUNDATION Fieldbus H1 and PROFIBUS PA networks.
SKU:
Fieldbus Interface Module: Acts as the central connection point for fieldbus segments in modular systems
Compatible with:
Pepperl+Fuchs Fieldbarriers (e.g., KF series)
Segment Protectors
Power Conditioners
Supports:
FOUNDATION Fieldbus H1 (FF)
PROFIBUS PA
| Parameter | Specification |
|---|---|
| Input Voltage | 24V DC (typical) |
| Fieldbus Voltage | 9–17V DC (regulated) |
| Max. Current | Depends on connected modules |
| Isolation | 1500V AC (input to fieldbus) |
| Termination | Integrated 100Ω (configurable) |
| Operating Temp. | -25°C to +70°C |
| Protection Rating | IP20 (for control cabinets) |
Modular Design: Allows connection of up to 2 fieldbus segments (redundant or separate networks)
LED Indicators:
Power status (green)
Fieldbus communication (yellow)
Fault detection (red)
Hot-Swappable: Modules can be replaced without powering down the entire system
Short-Circuit Protection: Isolates faulty segments automatically
ATEX/IECEx: Approved for Zone 1/21 (when used with certified barriers)
FM/CSA: Class I, Division 2 / Zone 2
EMC: Compliant with EN 61326-3-1 (industrial environments)
Process Automation (oil & gas, chemical plants)
Fieldbus Network Expansion
Redundant Fieldbus Architectures
| Module Type | Example Models |
|---|---|
| Fieldbarriers | KF-1FSB-EX1, KF-2FSB-EX1 |
| Segment Protectors | HD-FBPS-1.500 |
| Power Conditioners | KFD2-FBPS-EX1 |
