ONICON FT-3400-100-1F61 INSERTION ELECTROMAGNETIC FLOWMETER

DEEP PRODUCT OVERVIEW & HEAVY HVAC ENERGY INFRASTRUCTURE
The ONICON FT-3400-100-1F61 (Order Part Code: FT-3400-100-1F61) is a high-tech industrial insertion-type electromagnetic flow measurement instrument (Insertion Electromagnetic Flowmeter) belonging to the elite FT-3400 Series product group developed and manufactured 100% in the United States by the global energy-measurement expert ONICON Incorporated. This premium device stands as the definitive technological solution for tracking the volumetric flow rate of electrically conductive fluids inside large-scale commercial central HVAC plants, smart building automation networks, hyper-scale Data Center cooling nodes, and complex utility loops. Operating on an advanced electromagnetic induction core paired with robust industrial metallurgy and a multi-signal conditioning circuit board, it yields uncompromised analog and digital data streams crucial for precise BTU thermal energy calculation loops. The integration of the specialized factory configuration code "1F61" signifies that the instrument has undergone exact wet-calibration, linearity profiling, and pulse-scaling pre-programming at the USA manufacturing plant according to the precise internal diameter of the target customer pipeline. This removes real-world installation error scales, cuts field calibration times entirely, and allows immediate plug-and-play hookup straight into the building BMS infrastructure without complex initialization software overrides.

BREATH-THROUGH INLINE "HOT TAP" ENGINEERING FOR ZERO PLANT DOWNTIME
The most critical mechanical asset and core commercial advantage of the ONICON FT-3400-100-1F61 is its integrated Hot Tap Design. Inside modern continuous processing facilities like high-tier mission-critical data centers, large hospitals, or 24/7 manufacturing plants, halting main circulation pumps or draining thousands of gallons of treated utility water to service a traditional inline full-bore flowmeter is financially prohibitive. Enabled by its specialized hot-tap structural adapter block paired with a dedicated mechanical isolation ball valve, plant maintenance engineers can execute inline wet tapping and insert or extract the flow sensor stem smoothly from a pressurized pipeline under active load. This allows seamless inspection, debris cleaning, and calibration checks to be executed with zero interruption to active building cooling, zero fluid loss, and absolute zero facility downtime (no system shutdown).

FARADAY'S LAW OF INDUCTION & WEAR-FREE "NO MOVING PARTS" GEOMETRY
The device measures fluid velocities strictly based on Faraday's Law of Electromagnetic Induction: as an electrically conductive liquid medium (such as HVAC loop water) passes through a localized magnetic field generated by the insertion tip electrodes, an electromotive force (voltage) is induced across the sensor array, scaling linearly with the velocity of the fluid stream.
- Crucially, the sensor tip exhibits a solid-state geometry incorporating completely "no moving parts" exposed to the fluid. Unlike mechanical impeller or turbine meters that break down due to material fatigue, suffer from blade delamination, or lock up completely under particle grime, iron scale, or biological micro-shives common to open-loop Condenser Water cooling tower setups, the FT-3400 is entirely uncompromised by abrasive contaminants. Its premium technical XAREC plastic sensor tip face paired with 316 Stainless Steel sensing electrodes guarantees decades of drift-free tracking accuracy.

ELITE LOW-VELOCITY PRECISION AND THE SPECIALIZED 1F61 FACTORY STAMP
- High-Performance Calibration for Chilled Water Networks: During low-load operational intervals inside Chilled Water loops, main pump speeds drop, creating ultra-slow fluid transit velocities. Traditional flowmeters typically suffer from severe accuracy drift or lose track signals entirely inside these dead zones. The ONICON FT-3400-100-1F61 resolves this challenge via its high-sensitivity electrode array, securing an elite tracking accuracy rating of ±1.0% of reading across fluid velocities from 2 to 20 ft/s, and a micro-minimal constant deviation of just ±0.02 ft/s at velocities sagging below the 2 ft/s threshold. This extreme sensitivity provides the flawless data required by BTU calculators to model thermal energy transfer with absolute certainty.
- Specialized 1F61 System Customization: This factory prefix defines an exact mechanical stem length calibrated to target the center node of the designated pipe width, paired with an integrated factory-sealed PVC-jacketed signal cable. Because the scalable pulse loops and measurement boundaries are hardcoded into internal ROM prior to shipment, it bypasses field configuration errors and provides maximum data alignment accuracy.

GEOMETRIC STRAIGHT PIPE RUN REQUIREMENTS (10D / 5D) TO ELIMINATE FLOW TURBULENCE
To ensure the insertion electromagnetic magmeter achieves its certified structural accuracy coefficients under field conditions, the location chosen for mechanical tapping must strictly adhere to the hydrodynamic rules of straight pipe runs. Fluid columns passing through pipe bends, co-cúts, control valves, or centrifugal pumps develop intense turbulent eddies, swirling profiles, and asymmetric velocity profiles that distort the readings of insertion type electrode tips.
- Mandatory Installation Directive: The insertion node must be configured along a completely straight, unobstructed section of the pipeline. This section must extend a minimum length equal to 10 times the nominal pipe diameter upstream (10D) from the sensor tip, and a minimum of 5 times the pipe diameter downstream (5D) from the tip, measured from the nearest flow disturbance point. Adhering to this 10D/5D geometric spacing forces the turbulent fluid layer to settle back into a stable laminar flow pattern, allowing the sensing electrodes to register electrical potentials under idealized hydrodynamic conditions.

OPTICAL DATA & FLOW TRANSMITTER RATINGS
- Equipment Manufacturer: ONICON Incorporated (United States - USA)
- Product Family Lineup: FT-3400 Series
- Part Number Configuration: FT-3400-100-1F61 (Specialized factory calibration model)
- Primary Sensing Principle: Faraday's Law of Electromagnetic Induction (Magmeter technology)
- Enclosure Mounting Style: Pressed stem insertion barrel (Insertion type)
- Specialized Tool Profile: Hot Tap Design allowing inline wet-probe insertion and removal under full pipeline pressure via integrated ball valve coupling array
- Pipe Size Compatibility Spectrum: Spans widely from 3" up to 72" pipe diameters (DN80 to DN1800 metric equivalents)
- Minimum Fluid Conductivity required: 25 μS/cm (Optimized for potable water, closed-loop chilled water, open condenser water, and boiler hot water loops)

ACCURACY SCALE & FLUID STREAM BOUNDARIES
- Measurement Accuracy Coefficients:
  + Within active velocity range of 2 to 20 ft/s (0.6 to 6.1 m/s): ±1.0% of actual reading
  + Within low-velocity dead zones below 2 ft/s (0.6 m/s): Constant micro-deviation of only ±0.02 ft/s (±0.006 m/s)
- Core Physical Footprint: Solid-state design featuring 100% no moving parts exposed to the water path, neutralizing scale clogging or physical impeller breakdown risks.

ELECTRICAL SPECIFICATIONS & COMPLEMENTARY OUTPUTS
- Supply Operating Voltage: 20 ... 28 VDC OR 20 ... 28 VAC industrial regulation rails
- Simultaneous Output Signal Array (Bo mạch đa ngõ ra):
  + 1 x Analog Current Loop: 4-20 mA industrial standard digital signaling
  + 1 x Analog Voltage Output: 0-10 V (Configurable down to 0-5 V)
  + 1 x Frequency Pulse: 0 to 500 Hz scaling proportional to current volumetric velocity
  + 1 x Scalable Digital Pulse: Dedicated to remote totalizer volume aggregation calculations

MECHANICAL PROPERTIES & MATERIAL COMPOSITION
- Maximum Allowed Working Pressure: 400 psi (Approx. 27.5 bar structural limits)
- Permissible Fluid Temperature Spectrum: -9°C to 121°C (Extensive industrial thermal spectrum)
- Structural Wetted Components Materials: High-grade marine 316 Stainless Steel (316 SS)
- Sensing Array Face Insulation Substrate: Premium technical XAREC engineering polymer resisting sediment scaling
- Enclosure Protection Standard: NEMA 4 rating (Universal IP66 international equivalent; cast weather-proof aluminum terminal shell)

REGULATORY COMPLIANCE & RIGID FIELD DIRECTIVES
- Straight Pipe Run Geometric Directive: Requires a minimum of 10 pipe diameters (10D) upstream and 5 pipe diameters (5D) downstream of straight uncompromised pipe from the nearest turbulence source.
- Quality Standards & Certifications: UL electrical safety listed, certified under international potable water safety benchmarks ANSI/NSF 61.
- Connection Cable Properties: Equipped with a factory-molded high-flexibility PVC-jacketed connection cable, ensuring optimal environment sealing of the terminal box circuitry.