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Model FT3 Thermal Gas Mass Flow Meter
Brand: Fox Thermal InstrumentsThe Model FT3 was designed with our oil and gas customers in mind.
This meter is Quad O (OOOO) compliant and is perfect for use in flare gas applications along with other fuel gas measurement.
Features- Measures process gas flow rate/total and temperature
- A USB connection is standard (free FT3 View™ Software); Optional HART and RS485 Modbus communication protocols
- Optional on-board display and configuration panel
- Equipped with the Power Pro™ thermal mass flow sensor
- One discrete output is programmable for either pulse (for totalizing flows) or alarms
- One discrete input to reset total or select a different calibration on 2 gas curves
- 4-20 mA output proportional to mass flow rate
- Click the Approvals tab for Model FT3 Agency Approvals.
- Calibration Validation with the CAL-V™ and Zero CAL-CHECK® features.
- NIST-traceable calibration
- Wide measurement range
- 1% R + 0.2% FS flow accuracy
- 24 VDC or optional 100 to 240 VAC in local or remote enclosures
- Insertion, Inline & Remote Styles
- Modbus or HART options
- Calibration Validation
- FM/FMc, ATEX and IECEx approvals
Specifications
Brand
4-20 mA Loop Verification
- Simulation Mode used to Align 4-20 mA Output with the Input to Customer’s PLC/DCS.
Calibration
- Factory Calibration to NIST-Traceable Standards CAL-V™ & Zero CAL-CHECK®: in Situ, Operator-initiated Calibration Validation
Enclosure
- NEMA 4X (IP68), Aluminum, Dual Conduit Entries with 3/4” NPT or Optional M20 x 1.5 mm. Cabling to Remote Enclosure: 5-Conductor, 18 AWG, Twisted, Shielded, 100 feet Max.
Flow Accuracy
- Inline - ± 1 % of Reading ± 0.2 % of Full Scale. 8 Diameters of Straight, Unobstructed Pipe Upstream & 4 Downstream.
- Insertion - ± 1 % of Reading ± 0.2 % of Full Scale. 15 Diameters of Straight, Unobstructed Pipe Upstream & 10 Downstream.
Flow Range
- Inline - Pipe Size scfmNm³/hour 0.25” 0 - 7.5 0 - 11.8 0.5” 0 - 125 0 - 200 0.75” 0 - 220<
- Insertion - Pipe Size scfmNm³/hour 1.5” (40 mm) 0 - 840 0 - 1,325 2” (50 mm) 0 - 1,400 0 - 2,210 2.5” (63 mm) 0 - 2,0
- Note: Standard Conditions of Air at 70° F & One Atmosphere. Consult Factory for Other Gases, Pipe Sizes, & Flow Ranges Other Than Those Listed.
Flow Rates
- 15 to 60,000 SFPM (0.07 to 280 NMPS) - Air at 70° F (20° C) & 1 ATM
Flow Repeatability
- ± 0.2 % of Full Scale
Flow Response Time
- 0.9 seconds (One Time Constant)
Flow Units (Field Selectable)
- scfm, scfh, NMPS, Nm³/M, Nm³/hour, Nm³/D, NLPS, NLPM, NLPH, MCFD, MSCFD, SCFD, MMSCFD, MMscfm, SMPS, Sm³/hour, LB/S, LB/M, LB/H, LB/D, KG/S, KG/M, KG/H, SLPM, SFPM, MT/H, Sm³/M
Gas Pressure (Maximum)
- Check with Factory for Higher Pressure Options. Note: Pressure Ratings Stated for Temperature of 100° F (38° C).
- Inline - NPT(0.25” - 3”): 500 psig (34.5 barg) 150# Flange: (1/2” - 6”) 230 psig (16 barg)
- Insertion - 500 psig (34.5 barg)
Input Power
- 24 Vdc (± 10 %), 0.7 Amps (Standard DC Power) 100 to 240 Vac ~(+10 %-15 %), 50/60 Hz, 0.2 Amps (with AC Power Option).Note: Fluctuations of AC & DC Power Supply are Not to Exceed ± 10 % of Rating. Class I Equipment (Electri
Inputs & Outputs
- All Outputs & Communication Circuits are Galvanically Isolated. 4-20 mA Output One is Proportional to the Measured Flow Rate.Fault Indication Per NAMUR NE43. 4-20 mA Output Two is Programmable for Temperature or Flow Rat
Installation
- Inline - Compression Fitting Included with Flow Body.
- Insertion - Fox Thermal-supplied Compression Fitting Connects to Customer-supplied 3/4” Female Coupling Welded to Pipe.
Optional Serial Communication
- HART or RS-485 Modbus.
Port
- Mini USB Communication Port is Standard.
Relative Humidity
- 90 % Relative Humidity Max.
Retractor Assemblies
- Packing Gland Assembly: 125 psig (8.6 barg) Max. High Pressure (Crank) Retractor: NPT 600 psig (41.4 barg), ANSI 150 Flange & ANSI 300 Flange, No Valve Supplied.
Sensor Material
- 316 Stainless Steel Standard. Hastelloy C-276 Optional.
Software:
- The Free PC-based Software Tool - FT3 View™ - Provides Complete Configuration, Remote Process Monitoring, & Data Logging Functions.
Temperature Accuracy
- ± 1.8° F (± 1.0° C) -40° to 250° F (-40° to 121° C), ± 3.6° F (± 2.0° C), 250° to 650° F (121° to 343° C), 60 SFPM Min..
Temperature by Enclosure: (See Approvals Tab)
- Without Display or AC Power Supply: -40° to 158° F (-40° to 70° C) with Display and/or AC Power Supply: -4° to 158° F (-20° to 70° C) Remote Sensor Junction Box: -40° to 212° F (-40° to 100° C)
Temperature by Sensor Type: (See Approvals Tab)
- ST Sensor: -40° to 250° F (-40° to 121° C) HT Sensor: -40° to 650° F (-40° to 343° C)
Turndown
- Up to 1000: 1, 100: 1 Typical
- Textile Mills
- Sub-metering
- Check meters
- Shield gas monitoring
Documentation
Product Manuals
Document
- Calibration Validation User's Guide pdf 2.0 MB
- FT3 Application Data Sheet (.pdf) 84 KB
- FT3 Application Data Sheet (.xlsx) 42 KB
- FT3 Display Configuration Codes pdf 503 KB
- FT3 Flowmeter Features pdf 244 KB
- FT3 Model Codes pdf 118 KB
- FT3 Procurement Specifications (.docx) 62 KB
- FT3 Procurement Specifications (.pdf) 104 KB
- FT3 Troubleshooting Guide pdf 84 KB
- VCP Driver (for FT3 View™ Software) htm 76 KB