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Description
The Foxboro FBM217 (P0914TR) is a high-density Discrete Input Module designed for the Foxboro I/A Series distributed control system. It provides 32 isolated discrete input channels, facilitating the monitoring of multiple field contacts such as limit switches, pushbuttons, and relay contacts. Engineered for mission-critical industrial applications in oil refining, power generation, and chemical processing, the FBM217 ensures rapid and reliable signal acquisition. The module features robust optical isolation to protect internal system logic from field-side electrical noise and transients, playing a vital role in maintaining process safety and reducing unscheduled downtime.
Features
- 32 isolated discrete input channels for high-density monitoring.
- Supports 24 VDC contact closure inputs.
- 2 Mbps redundant Module Fieldbus communication for high-availability data acquisition.
- Integrated signal conditioning and filtering to mitigate contact bounce and EMI.
- Continuous self-diagnostics for internal circuitry and field power monitoring.
- Hot-swappable architecture allows for module replacement without interrupting field wiring or system operation.
- Supports both single and redundant module configurations.
Technical Specifications
| Model |
FBM217 (P0914TR) |
| Brand |
Foxboro by Schneider Electric |
| Module Type |
Discrete Input (32 Channels) |
| Input Signal |
24 VDC (Contact closure) |
| Communication |
2 Mbps Redundant Module Fieldbus |
| Isolation |
600 VAC (Field-to-Bus and Field-to-Ground) |
| Operating Temperature |
-20 to +70 deg C |
| Storage Temperature |
-40 to +85 deg C |
| Humidity |
5 to 95% (Noncondensing) |
| Power Consumption |
3.5 W (Max) |
| Weight |
0.28 kg |
Installation Guidelines
- Ensure the system power is de-energized before installing or removing the module from the baseplate.
- The module is hot-swappable; however, ensure proper ESD precautions are taken during handling to prevent damage to sensitive internal electronics.
- Verify that the baseplate is properly grounded to maintain the integrity of the 600 VAC isolation rating.
- Route field wiring away from high-EMI sources, such as high-voltage power lines or variable frequency drives, to prevent signal interference.
- Ensure adequate ventilation in the cabinet to maintain operating temperatures within the specified -20 to +70 deg C range.
Compliance and Certifications
The FBM217 is designed for use in hazardous locations and carries the following certifications: Class I Div 2, ATEX Zone 2, CE, and CSA.
FAQ
Is the FBM217 compatible with redundant configurations?
Yes, the FBM217 supports both single and redundant module configurations. In a redundant setup, two modules operate in parallel to ensure uninterrupted data flow if one unit fails.
What is the primary function of the optical isolation in this module?
The optical isolation is designed to protect the internal system logic of the I/A Series controller from field-side electrical noise, transients, and potential ground loops.
