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Foxboro FBM241C Discrete I/O Module
Foxboro FBM241C Discrete I/O Module is Brand New, offered directly from Original Stock with Global Shipping.
Description
Configured for discrete state sensing and switching in Foxboro I/A Series and EcoStruxure DCS platforms, the Foxboro FBM241C, also cataloged as the FBM241C Discrete I/O Module, provides direct physical/electrical execution for eight contact sense input channels and eight externally sourced switch output channels.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FBM241C |
| Brand | Foxboro |
| Origin | USA |
| Weight | 0.185 kg (Compact Form Factor) |
| Dimensions | 130 x 25 x 150 mm |
| Operating Temp | -20 to +60 deg C |
| Power Consumption | 2 W maximum at 24 VDC |
| Product Type | Discrete I/O Modules |
| Discrete Inputs | 8 contact sensing channels (24 VDC open-circuit voltage) |
| Discrete Outputs | 8 externally sourced switch channels (15 to 60 VDC at 2.0 A maximum) |
| Input Filtering | Configurable filter/debounce time (No filtering, 4, 8, 16, or 32 ms) |
| Channel Isolation | Galvanic channel-to-channel and channel-to-ground isolation |
Channel-to-Channel Isolation and Digital Loop Architecture
The Foxboro FBM241C module incorporates complete galvanic isolation between individual channels and the backplane logic bus. Specifically, each channel withstands potential spikes up to 600 VAC applied for one minute without hardware degradation. Furthermore, the dual 2 Mbps module fieldbus communication framework accepts redundant Path A and Path B signals, allowing instantaneous path switchover during active control routines. Integrated digital filtering options suppress mechanical contact bounce on dry contact inputs before executing logic cycles across the host system.
Frequently Asked Questions
Q: What are the output voltage and current limits for the Foxboro FBM241C output switch channels?
A: The externally sourced switch outputs accept applied voltages up to 60 VDC and support maximum continuous load currents of 2.0 A per channel.
Q: Does the Foxboro FBM241C support fieldbus communication redundancy?
A: Yes, the module interfaces with both Path A and Path B of the redundant 2 Mbps module fieldbus, continuously operating if one communication path experiences interruption.
Field Installation Guidelines
- First, slide the module firmly into its assigned slot on the 200 Series baseplate until the locking tab engages.
- Next, attach the corresponding Foxboro Termination Assembly (TA) cable to route discrete contact sense and switch output lines.
- Additionally, install protective flywheel diodes or MOVs across external inductive loads on output switch channels to prevent inductive voltage spikes.
- Consequently, segregate 24 VDC field wiring from high-voltage AC distribution conductors inside panel wiring channels to suppress electromagnetic interference.
Additional information
| Weight | 0.67 kg |
|---|---|
| Dimensions | 67 × 45 × 61 mm |
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