FCI - Insertion Flow Switch | FlexSwitch FLT93S Get latest price

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This product was designed for heavy industrial environments including high temperature and high pressure. FCI is the only thermal manufacturer providing temperature compensation to ensure set point accuracy for process temperatures that vary up to ± 100° F.

The FLT93S is easily field-configured or factory preset, providing unparalleled flexibility, accuracy and stability for all multiple process sensing and switching requirements.

Applications: 

• Pump protection
• Cooling water/heat exchangers
• Drain line flow
• Safety spray nozzle monitoring
• Oil well system testing
• Relief valve monitoring
• Venting Assurance

Specifications:

For Flow Service - Setpoint Range:

• Water-based Liquids:

0.01 to 3.0 fps [0.003 to 0.9 mps]

• Hydrocarbon-based Liquids:

0.01 to 5.0 fps [0.003 to 1.5 mps]

• Air/Gas:

0.25 to 120 sfps [0.08 to 37 smps] at standard conditions of 70° F [21.1° C] and 14.7 psia [1.013 bar(g)].

Accuracy: (whichever reading is higher)

• Liquids: ± 0.5% reading or ± 0.04 fps [± 0.012 mps]
• Gases: ± 0.5% reading or ± 2 sfps [± 0.06 nmps]

For Temperature Service:
Accuracy: ± 2° F [±1° C]
Repeatability: ± 1° F [± 0.6° C]

Response Time: As low as 3 seconds.

Enclosure: NEMA 4X/IP66 Rated. Standard: Polyester powder coated aluminum, with single 1" NPT conduit port. Optional: Stainless steel. Optional: Dual-conduit port, aluminum with 1/2" NPT or M20 metric conduit ports.

Compliances and Agency Approvals: FM, FMc, ATEX, IECEx, EAC/TR CU, Inmetro. CE mark. PED, CRN.
Meets EC directives for EMC and LVD. Probe complies with Canadian Electrical code requirements of ANSI/ISA 12.27.01-2011 as a single seal device.
 

Optional N.I.S.T. Flow Calibration Services
Factory N.I.S.T. calibration in air or water is available as an option for customer specified setpoint(s) or a flow curve based on the media ranges specified above.
 

Flow Element

Materials of Construction: All welded 316L stainless steel for all wetted surfaces.

Process Connection: 

• Standard: 0.75 inch male NPT
• Optional: 1 inch male NPT, flanges or retractable sensing element.

Insertion Length:

• 1.2 inch [30 mm]
• 2 inches [51 mm]
• 4 inches [102 mm] 
• 6 inches  [152 mm]
• 9 inches  [229 mm]
• 12 inches  [305 mm]
• 18 inches  [457 mm]

Customer specified lengths are available as an option.

Operating Temperature: 

• Standard: -40° to +350° F [-40° to +177° C]
• Optional: -100° to +500° F  [-73° to +260° C] or -100° to +850° F  [-73° to +454° C]

• Operating Pressure: To 3500 psig [240 bar(g)]

Control Circuit

Operating Temperature: -40° to +140° F [-40° to +60° C]

Universal AC/DC supply. Input terminals and jumpers on circut board select specific power.
 

* AC mains preset by factory: FM & FMc as 108-132 Vac; All others as 207-240 Vac 

Relay Contacts: Field configurable dual SPDT or single DPDT rated 6 amps at 115 Vac, 240 Vac or 24 Vdc.

Output Signal: Analog DC voltage related to flow or level/interface signal and proportional to temperature.

Electrical Connection: 1 inch female NPT 

Remote Configuration: Available as an option with customer specified interconnecting cable length.

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