Fluid Components International FlexSwitch, FLT93S
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FLT93S FlexSwitch

Brand: Fluid Components International LLC (FCI)
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  • Process Connections: 3/4" Male NPT
  • Adjustable Set Point Range:
    • 0.01-5.0 feet/s, 0-1.5 meters/s for Liquids
    • 0.25-120 feet/s, 0.08-37 meters/s for Air/Gas
  • Insertion 'U' Lengths: 1.2" (3.0 cm), 2" (5.0 cm), 4" (10.1 cm), 6" (15.2 cm), 9" (22.9 cm), 12" (30.5 cm), 18" (45.7 cm)
  • Operating Pressure (Maximum): 3500 psi, 24000 kPa, 240 bar
  • Temperature Range (Sensor): -40° to 60° C, -40° to 140° F
  • Local Enclosure: Polyester Power Coated Aluminum, 1" NPT Conduit Connection
  • Wetted Materials: 316 Stainless Steel
  • Outputs/Communications:
    • Two SPDT Relays or One DPDT Relay, Analog DC Voltage
  • FM, CSA, ATEX, IEC, IECEx, SIL-2 Rated, CE

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Specifications

Brand

Accuracy

  • Flow Service Gases: ± 5 % of Reading or ± 2 sfps [ ± 0.61 NMPS], whichever is Larger with ± 0.5 % of Reading Repeatability
  • Flow Service Liquids: ± 5 % of Reading or ± 0.04 sfps [ ± 0,012 NMPS], whichever is Larger with ± 0.5 of Reading Repeatability
  • Level Service: ± 0.1″ [ ± 2.5 mm] with 0.05″ [ ± 1.3 mm] Repeatability
  • Temperature Service ± 1° C (2.0° F) with Field Set Point Adjustment with ± 0.6° C (1.0° F) Repeatability
  • Temperature Service ± 2° C (3.5° F) with Standard Curve Fit Output Voltage Operation Across the Selected Instrument Temperature Range with ± 0.6° C (± 1.0° F) Repeatability

Approvals & Certifications

  • ATEX - II 2 G Ex d IIC T6 to T2 -40° to 60° C Gb
  • CE
  • CRN
  • CSA
  • FM
  • IECEx - Ex d IIC T6 or T5
  • PED

BSP Connection

  • 1” BSPT Male

Electrical Connectors

  • 1” NPT Female

Electronics - Standard Features

  • Universal AC/DC Supply

Enclosure, Body Material

  • 316 Stainless Steel
  • Aluminum with Polyester Paint
  • Carbon Steel
  • Fiberglass

Environmental Protection

  • IP66
  • NEMA 4X / IP66

Flange Material

  • 316L Stainless Steel

Input Power

  • AC: 230 Vac (± 30) 50/60 Hz, 14 W, 50 mA - Max.
  • AC: 115 Vac (± 15) 50/60 Hz, 13 W, 100 mA - Max.
  • AC: 24 Vac (18-26 V Vac) 50/60 Hz, 7 W, 230 mA - Max.
  • DC: 24 (21-28 Vdc), 7 W, 230 mA - Max.

Insertion 'U' Length

  • 1.2” (3 cm)
  • 12” (30 cm)
  • 18” (46 cm)
  • 2” (5 cm)
  • 4” (10.1 cm)
  • 6” (15.2 cm)
  • 9” (23 cm)
  • Custom Lengths in inches

NPT Connection

  • 1” NPT Male
  • 1/4” NPT Male
  • 3/4” NPT Male

Operating Temperature - Electronics

  • -40° to 60° C (-40° to 140° F)

Operating Temperature - Sensor

  • -40° to 177° C (-40° to 350° F)
  • Extended Range: -73° to 260° C (-100° to 500° F)

Options

  • Factory NIST Flow Calibration Services
  • Remote

Principle of Operation

  • Thermal, Calorimetric

Process Connection Style

  • Compression Fitting

Response Time

  • As Low as 0.5 seconds

Sensor, Probe Style

  • Insertion

Switch Point Range

  • Air & Gas: 0.25 to 120 sfps (0.08 to 37 NMPS) with 0.75 W Heater at Standard Conditions, 21.1° C (70° F), 14.7 psia [1,013 bar (g)]

Switch Type

  • 2 SPDT Relays
  • DPDT

Wetted Materials

  • 316L Stainless Steel
  • Hastelloy C
  • Monel 400
  • Titanium

  • Pump Protection
  • Cooling Water / Heat Exchangers
  • Drain Line Flow
  • Safety Spray Nozzle Monitoring
  • Oil Well System Testing
  • Relief Valve Monitoring
  • Venting Assurance

Documentation

Data Sheets

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