FOXBORO FBM215-218 P0917XV HART Redundant Analog Output Module

FBM215-218 P0917XV Product Overview

FOXBORO FBM215-218 P0917XV belongs to Foxboro I/A Series 200 Compact FBM (Field Bus Module) family, a core redundant HART analog output module for distributed control systems (now under Schneider Electric). It integrates FBM215 (8-channel non-redundant) and FBM218 (4-channel redundant) output capabilities in one P0917XV hardware unit, designed for high-reliability process control loops in oil & gas, power, chemical and refining industries.FBM215-218 P0917XV provides bidirectional HART (Highway Addressable Remote Transducer) communication over 4–20mA analog outputs, enabling DCS to read field device diagnostics, configure parameters and control outputs simultaneously. Each channel features full galvanic isolation between channels, ground and module logic, eliminating signal interference and protecting the control system from field-side faults. FOXBORO FBM215-218 P0917XV supports master-tracker module redundancy—automatically switching to the backup module on primary failure, ensuring zero output interruption for critical control loops.

FBM215-218 P0917XV Technical Specifications

Key Features and Advantages

FOXBORO FBM215-218 P0917XV is built for uncompromising reliability in critical process loops—no downtime, no signal drift, no interference. Its core strength is module-level redundancy: paired with a redundant adapter, one module acts as Master, the other as Tracker, sharing a common terminal block; on fault detection, the faulty module drops to 0mA, and the backup takes over instantly, maintaining stable 4–20mA output without process upset.Each channel integrates a dedicated HART modem, supporting bidirectional FSK communication over the analog loop—you get both control output and field device diagnostics (pressure, temperature, sensor health) in one wire, cutting wiring costs and simplifying system architecture. Full galvanic isolation (600V AC) blocks ground loops and EMI, ensuring measurement accuracy even in noisy industrial environments. The 4–20mA output drives up to 750Ω load, compatible with all standard HART field instruments (valve positioners, transmitters, actuators).FBM215-218 P0917XV offers configurable fault-safe action (hold/fallback) and per-channel current limiting (max 25mA), protecting field devices and module circuits from short-circuit damage. It supports hot-swappable replacement without powering down the I/A Series rack, drastically reducing maintenance downtime. With G3 corrosive environment rating and wide voltage tolerance, FOXBORO FBM215-218 P0917XV thrives in harsh refinery, offshore and chemical plant conditions—truly a workhorse for redundant HART output.

Application Areas

FOXBORO FBM215-218 P0917XV is the gold standard for redundant HART output in Foxboro I/A Series DCS, deployed across high-stakes process industries where output failure equals production loss. In oil refineries and petrochemical plants, it controls critical valves (pressure control, flow control, emergency shutdown) and actuators, using HART to monitor valve position, stem force and diagnostic codes—preventing unplanned shutdowns in distillation, cracking and reforming units.In power generation (thermal, combined-cycle), FBM215-218 P0917XV drives boiler feedwater control valves, steam turbine governing actuators and flue gas desulfurization (FGD) control loops, with redundancy ensuring stable output during grid fluctuations and equipment maintenance. In chemical and pharmaceutical manufacturing, it regulates reactor temperature, pressure and feed flow valves, where HART diagnostics enable predictive maintenance of field instruments, reducing unscheduled downtime.For offshore platforms and LNG terminals, FOXBORO FBM215-218 P0917XV operates in corrosive, high-EMI environments, controlling cryogenic valves and custody transfer meters—its redundant design and isolation meet strict safety standards (IEC 61508 SIL 2 capable). It is also widely used for I/A Series system upgrades and legacy DCS modernization, replacing outdated non-redundant output modules to boost system reliability without full rewiring.

Related Products

1. FBM215 P0917XX: 8-channel non-redundant HART analog output module (base model)
2. FBM218 P0917XY: 4-channel dedicated redundant HART output module
3. RH101AY: Redundant adapter for FBM215-218 P0917XV master-tracker configuration
4. P0917XW: Terminal assembly (TA) for FBM215-218 P0917XV field wiring
5. FBM214 P0917XT: HART analog input module, complementary for input-output pairs
6. FBM216 P0917XU: Redundant digital output module, matching for discrete control
7. FCP280: Foxboro I/A Series field control processor, paired with FBM215-218 P0917XV
8. FBM217 P0917XV: Combined analog input/output module, multi-function alternative
9. P0917XX-01: Extended temperature variant (-20°C ~ +70°C) of FBM215-218

Installation and Maintenance

Installation Preparation: Before installing FOXBORO FBM215-218 P0917XV, confirm I/A Series rack/DIN rail mounting space, verify 24 VDC redundant power supply availability, and prepare HART-compatible field instruments (valves, transmitters). Mount the module and redundant adapter (RH101AY) per Foxboro guidelines, connect field wiring to the shared terminal assembly (P0917XW), strictly separating analog output cables from power/communication cables to avoid EMI. Configure channel parameters (output range, HART address, fault-safe mode) via I/A Series engineering software, perform redundancy failover test and 4–20mA calibration before commissioning.Maintenance Suggestions: FBM215-218 P0917XV is designed for long-life, low-maintenance operation. Regularly check module status LEDs (OK/FAULT/REDUNDANT) and HART communication indicators via DCS interface; inspect terminal connections for looseness and corrosion monthly. Every 6 months, calibrate 4–20mA output accuracy and verify redundancy failover function. Use hot-swappable replacement for faulty modules—power down only the faulty slot, not the entire rack. Keep the module environment clean, dry and within temperature limits to preserve isolation performance and HART communication stability of FOXBORO FBM215-218 P0917XV.