MIDAS-E-XCF Honeywell Midas Sensor Cartridge Gas Detector

Product Description

The Honeywell MIDAS-E-XCF represents a highly specialized, plug-and-play electrochemical sensor cartridge engineered for the Midas gas monitoring platform.

It specifically detects Hexafluorobutadiene (C4F6), a critical etching gas utilized in next-generation semiconductor fabrication processes.

Utilizing an advanced three-electrode electrochemical cell architecture, this cartridge ensures stable, continuous monitoring of toxic fluorocarbon compounds at PPb and PPM levels.

The smart cartridge design contains pre-calibrated cell data, enabling instant field replacement without requiring complex on-site gas calibration.

Packaged in a compact form factor, it mitigates cross-sensitivity risks while providing rapid response times to hazardous chemical leaks.

Global PLC Spare HUB's Insight

From an instrumentation and control perspective, the MIDAS-E-XCF Cartridge solves a distinct challenge in semiconductor gas safety.

The target gas is highly toxic and requires tight lower-detection thresholds to safeguard cleanroom personnel and expensive equipment assets.

Honeywell addresses this by incorporating a high-affinity working electrode that keeps linearity tight across the 0 to 40ppm scale.

Its internal electronic matrix tracks sensor drift and cell longevity automatically.

This predictive diagnostic capability eliminates premature sensor changes, optimizing preventive maintenance schedules within high-uptime semiconductor manufacturing fabrication plants.

Technical Specifications

• Brand: Honeywell
• Model Number: MIDAS-E-XCF
• Target Gas: Hexafluorobutadiene (C4F6)
• Sensor Technology: 3-electrode electrochemical cell matrix
• Standard Measuring Range: 0 to 40 ppm
• Lower Detection Limit: 1.7 ppm minimum quantifiable threshold
• Default Alarm 1 Set Point: 4.0 ppm
• Signal Resolution: 0.2 ppm incremental steps
• System Linearity: Less than 20% variance of measured values
• Repeatability Specification: Less than 10% variance of measured values
• Response Dynamics (t62.5): 45 seconds or less under standard flow conditions
• Nominal Cell Lifespan: 12 months or greater under typical application environments
• Operational Temperature Range: 0 degrees Celsius to +40 degrees Celsius (32 degrees Fahrenheit to 104 degrees Fahrenheit)
• Temperature Zero Drift: Less than 0.03 ppm variation per degree Celsius
• Temperature Sensitivity Drift: Less than 0.4% variation of measured value per degree Celsius
• Operational Humidity Parameters: 10% to 90% Relative Humidity (non-condensing)
• Humidity Zero Drift: Less than 0.01 ppm variation per percent Relative Humidity
• Humidity Sensitivity Drift: Less than 1% variation of measured value per percent Relative Humidity
• Ambient Operating Pressure: 90 to 110 kPa absolute pressure
• Physical Orientation Effects: Zero performance deviation across typical mechanical mounting positions
• Long-Term Zero Drift: Zero baseline drift recorded over sensor lifecycle
• Long-Term Sensitivity Drift: Less than 15% deviation of measured value per calendar year
• Factory Calibration Reference: Hydrogen Fluoride (HF) surrogate gas matrix
• Functional Bump Test Gas: Chlorine (Cl2) gas verification
• System Warm-Up Interval: 20 minutes or less to stabilize electrochemical cell
• Warehouse Storage Temperature: +5 degrees Celsius to +25 degrees Celsius (+41 degrees Fahrenheit to +77 degrees Fahrenheit)

Target Equipment Integration

• Honeywell Midas Transmitters: Designed as a direct insertion cartridge for extractive gas detection transmitter mainframes.
• Gas Valve Manifold Boxes: Integrates into localized VMB enclosures to monitor primary delivery line connections.
• Gas Cabinets: Installs directly within chemical distribution gas cabinets near high-pressure cylinder regulators.
• Abatement Systems: Monitors inlet and outlet pathways of scrubbing systems to evaluate gas destructive efficiency.

Applied Deployment Environments

• Photolithography Tracks: Detects fugitive fluorocarbon emissions near advanced deep ultraviolet and extreme ultraviolet scanner sub-systems.
• Plasma Etching Chambers: Tracks process chemistry containment around dielectric reactive-ion etching and atomic layer etching tools.
• Chemical Storage Vaults: Provides continuous ambient air monitoring inside bulk semiconductor chemical warehouse facilities.
• Exhaust Duct Networks: Monitors specialized co-axial process exhaust systems for chemical tracer indicators of line breeches.

Device Diagnostics and Analytics

• Pre-Calibrated EEPROM Architecture: The plug-in cell retains specific tracking coefficients, updating the transmitter base station instantly upon installation.
• Electronic Sensor Life Indicator: Tracks cell baseline trends continuously, warning operators before the core chemistry reaches exhaustion limits.
• Surrogate Verification Compatibility: Supports rapid bump verification protocol using Chlorine tracer elements to validate real-time sensor reaction.

Commercial Logistics and Warranty

• Shipping Lead Time: Dispatches from centralized inventory within 24 to 48 hours of formal order verification.
• Global Express Couriers: Distributed internationally through premier logistics partners including FedEx, UPS, and DHL.
• Factory Warranty Policy: Accompanied by a 12-month industrial component warranty covering manufacturing irregularities or hardware faults.

Purchasing Guidelines

• Verify Process Gas: Ensure your etching process specifically utilizes Hexafluorobutadiene before purchasing this specialized sensor module.
• Check Baseline Inventory: Maintain at least one cold-storage backup cell to prevent critical cleanroom downtime during annual maintenance swaps.
• Confirm Storage Requirements: Store backup inventory strictly between +5 and +25 degrees Celsius to preserve electrolyte properties.

Advanced Maintenance FAQ

Why does this cartridge use Hydrogen Fluoride instead of Hexafluorobutadiene for its factory calibration cycle?

Hexafluorobutadiene gas is highly unstable and difficult to maintain in precise reference cylinders for standard factory validation environments. Hydrogen Fluoride serves as a stable, predictable cross-sensitive surrogate gas that mirrors the exact electrochemical oxidation curve of the cell.

What is the engineering rationale for utilizing a 3-electrode cell layout over a standard 2-electrode design?

The third reference electrode maintains a stable potential at the working electrode without drawing current from the circuit itself. This layout prevents voltage polarization under high gas concentrations, yielding superior linearity below 20% and faster response dynamics.

Our facility experiences rapid humidity drops down to 10% RH. How will this impact sensor performance?

The device operates safely down to 10% RH, but prolonged exposure to dry cleanroom air accelerates internal electrolyte evaporation. Technicians should monitor the electronic lifespan indicator closely during seasonal climate adjustments to prevent dry-out faults.

Can we safely use this component to monitor ambient areas where high concentrations of Fluorine gas exist?

No, high concentrations of raw halogens like Fluorine can overpower the selective membranes, causing false positives or baseline saturation. This component is optimized specifically for fluorocarbon process gases within the specified 0 to 40ppm range.

The transmitter reports a fault code immediately after inserting a new module. What is the standard resolution?

The electrochemical cell requires a 20-minute stabilization interval to balance internal biases after receiving electrical power from the base unit. Allow the transmitter countdown to complete fully before attempting mechanical re-seating or running a manual bump test.

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