Descrição
Product Overview
The Foxboro P0902XB FBM42 is a high‑performance Contact/DC Expansion Input/Output Module designed for industrial automation systems. It reliably handles discrete signals, including on/off switches, contact closures, and DC inputs or outputs. Moreover, it integrates seamlessly into the Foxboro I/A Series® Distributed Control System (DCS), expanding system I/O capacity while maintaining robust electrical isolation. Its compact design and multiple LED indicators ensure both installation flexibility and convenient system diagnostics.
Key Features & Functional Highlights
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Supports high‑power contact/DC input and output channels for demanding applications.
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Operates on redundant 26–42 VDC, ensuring consistent uptime and system reliability.
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Eight isolated digital input channels and eight digital output channels provide flexible signal handling.
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LED indicators display operational status and channel activity, simplifying monitoring and troubleshooting.
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Compact form factor fits standard FBM carrier assemblies for streamlined system integration.
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Robust electrical isolation protects against interference, safeguarding overall control system integrity.
Technical Specifications
| Feature | Specification |
|---|---|
| Model | P0902XB (FBM42) |
| Module Type | Contact/DC Expansion I/O Interface Module |
| Power Requirements | Redundant 26–42 VDC |
| Power Consumption | 9 W (main module); 15 W (with expansion) |
| Heat Dissipation | 13 W (main module); 23 W (with expansion) |
| Indicators | 2 LEDs for status, 8 LEDs for DI, 8 LEDs for DO |
| Field Termination | 32 screw‑clamp discrete wire blocks |
| Input Channels (DI) | 8 |
| Output Channels (DO) | 8 |
| Nominal Input Voltage | 24 VDC |
| Maximum Input Current | 20 mA |
| Nominal Output Voltage | 24 VDC |
| Maximum Output Current | 0.5 A |
| Operating Temperature | -40 to 80 °C |
| Humidity | 0–95% RH (non‑condensing) |
| Dimensions | 140 x 60 x 30 mm |
| Weight | 0.6 kg |
| Mounting | Standard FBM carrier assemblies |
Typical Applications
The P0902XB FBM42 excels in process automation environments, including:
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Oil & gas refineries and upstream facilities for relay and actuator control.
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Chemical manufacturing plants requiring high‑power discrete signal management.
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Power generation stations for robust contact interfacing with field devices.
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Industrial manufacturing lines with distributed control systems demanding precise I/O expansion.
FAQ
Q1: Can this module handle high-current outputs?
Yes, the P0902XB supports up to 0.5 A per output channel, suitable for most industrial actuators.
Q2: What type of signals can it process?
It handles discrete DC signals, contact closures, and on/off signals across multiple isolated channels.
Q3: How do I diagnose module issues?
LED indicators display operational status for the module and individual input/output channels for easy troubleshooting.
Q4: Is it compatible with standard Foxboro carriers?
Yes, the P0902XB fits all standard FBM carrier assemblies for seamless system integration.
Q5: What is the operating temperature range?
The module operates reliably from -40 to 80 °C under industrial conditions.
Características
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