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Phone: +86 16626708626Description
Key Technical Specifications
| Parameter | Specification / Value |
| Part Number | P0927AH |
| Input Channels | 8 individually isolated analog input channels |
| Input Signal Types | Standard 4 to 20 mA analog or digital HART FSK superimposed |
| Channel Isolation | Galvanic isolation per channel (600 V AC for 1 minute) |
| A/D Conversion Resolution | 15 bits via Sigma-Delta converter |
| Update Rate / Integration | 100 ms update rate / 500 ms integration time |
| Accuracy | ±0.03% of full scale (includes nonlinearity) |
| Internal Loop Power | Per-channel isolated 24 V DC supply (<37 mA limit per channel) |
| Communication Interface | Redundant 2 Mbps Fieldbus (Path A and Path B) |
| Power Consumption | 7 W maximum input power (4 W heat dissipation) |
| Environmental Rating | Class G3 harsh environment compliant (ISA S71.04) |
| Operating Temperature | −40 to +70 °C (−40 to +158 °F) |
Product Introduction & Supply Chain Strategy
This product is a Brand New Surplus unit. It is not used, not pulled from a decommissioned plant, and not refurbished. All modules undergo rigorous quality verification to ensure OEM-level reliability. The Foxboro FBM214B (P0927AH) contains eight individually isolated 4–20 mA analog input channels with dedicated FSK modems on each channel, enabling bidirectionally host-connected HART device pass-through communication and real-time process signal integration.
Maintaining FBM214B modules as New Surplus ensures rapid loop restoration during emergency module trips without waiting for extended OEM manufacturing lead times. Sourcing original, non-refurbished stock eliminates risks like drift in internal sense resistors or degraded galvanic isolation transformers—issues commonly found in second-hand parts that cause costly intermittent signal dropouts and unintended plant trips.
Installation & Configuration Guide
Stage 1: Pre-Installation (Prep & Safety)
- Initiate Lock-out/Tag-out (LOTO) procedures on connected field power feeds and instrumentation loops.
- Put on a grounded ESD wrist strap before unbagging or handling the replacement card.
- Document terminal block wire positions and note whether channels utilize internal loop power or external 24 V DC power sources.
Stage 2: Removal
- Loosen the upper and lower captive module retention screws on the faceplate.
- Release the extraction latches to decouple the backplane high-density connector from the baseplate.
- Carefully slide the module out of its baseplate slot, maintaining horizontal alignment to prevent pin damage.
Stage 3: Installation (Clone & Seat)
- Verify the replacement module part number reads P0927AH and is free of connector contamination.
- Align the module card edges with the baseplate guide slot.
- Slide the card inward until backplane contacts engage, then press firmly until seated. Torque retaining screws to 0.5 Nm.
Stage 4: Power-On & Testing
- Restore 24 V DC baseplate input power and confirm supply line stability within +5% / −10%.
- Verify front panel status LEDs: confirm POWER lights solid green and the FAIL LED remains off.
- Open Foxboro Control Software (or Field Device Expert) to verify 4–20 mA analog values and HART digital communication pass-through across all active channels.
- FBM214B P0927AH
- FBM214B P0927AH
Firmware/Software Versions & Upgrade Notes
- Recommended Versions: Compatible with Foxboro I/A Series system software V8.2 through V8.8 and Control Core Services / EcoStruxure Foxboro DCS V9.0 or later.
- Hardware Interoperability: Operates on standard Foxboro 4-position or 8-position modular baseplates with redundant 2 Mbps module fieldbus lines.
- Upgrade / Downgrade Warnings:
- Do not run P0927AH hardware on I/A Series software builds older than V8.2; software drivers will fail to register the dedicated per-channel HART FSK modems.
- When using a shared external loop power supply across multiple channels, ensure a Cable Balun module is installed to prevent HART communication crosstalk between loops.
Frequently Asked Questions (FAQ)
Why is this New Surplus FBM214B module priced lower than OEM list price?
Our pricing reflects globally sourced, unused surplus inventory obtained directly from canceled capital projects and enterprise reserves. This gives procurement managers access to factory-original OEM hardware at significant discounts while preserving full operational integrity and eliminating lead-time delays.
Are these FBM214B modules completely unused or refurbished?
These units are strictly New Surplus / Original New. They have never been placed into active process service, feature zero wear on backplane connections, and remain in ESD-safe packaging. We enforce a zero-tolerance policy against refurbished or repaired process control hardware.
Can the be hot-swapped while the DCS baseplate is powered?
Yes, the supports hot-swapping on live powered baseplates. Upon insertion, the active Field Control Processor (FCP) automatically recognizes the module address and downloads software parameters directly to the card.
Does replacing an require re-configuring field instruments?
No. The functions as a transparent HART field host. Channel parameters (such as filter times and signal ranges) are held in the FCP database and automatically pushed to the module upon system boot-up.
What warranty protection comes with this New Surplus module?
Every () module is backed by a full 1-year replacement warranty. Prior to shipment, units undergo baseline electrical continuity, power rail check, and visual backplane inspection to ensure out-of-the-box reliability.
