Flocorp CalFlo™ CFNF2 DC Thermal Mass Air Flow Switch - Flow Meter Indonesia - Flow meter air, flowmeter solar, gas, Ultrasonic, Vortex, Electromagnetic

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Kamis, 17 Februari 2022

Flocorp CalFlo™ CFNF2 DC Thermal Mass Air Flow Switch


 

Flocorp CalFlo™ CFNF2 DC features solid-state switching and is extremely reliable even under the harshest environmental conditions. NitroFlo features a repeatable alarm, an adjustable set-point from 3 to 32 feet per second, and an LED indication of flow.

The short housing is intended for use in pipe sizes ½” to 1 ½” in diameter and the long housing is recommended for pipe sizes 2” and up. Typical applications include air conditioning, ventilation, air filter monitoring, extraction fans, blowers, damper regulators, and energy conservation systems.

Flocorp CalFlo™ CFNF2 DC Features and Benefits

  • Compact flow switch with rugged Stainless Steel or plastic Ultradur construction
  • High accuracy with NO moving parts
  • 24 VDC power supply
  • Set-point adjustable between 3 fps and 32 fps
  • Temperature independent
  • Easy installation with mounting flange (included)

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Specifications

 
ServiceCompatible Gasses
Switching Range3 to 32 fps (1 to 10 mps)
Factory set-point10 fps (3 mps)
Pressure

CFNF2-U: 15 psi (1 bar)

CFNF2-S: 150 psi (10 bar)

Hysteresis≤ 30%
 Switching DelayMin. 3 s/ Max. 100 s (depends on set- point adjustment)
Temperature Drift< 0.5% / K
Supply Voltage24 VDC ±10%
Residual Ripple20%
Switching Current500 mA max.
Repeatability< 3%
ConsumptionApprox. 1W
Starting Override Time Max. 90 s
 OutputPNP Normally Open (closed with flow) PNP Normally Closed (open with flow) NPN Normally Open (closed with flow) NPN Normally Closed (open with flow)
DisplayLED for ON or OFF state
Process Temp.F: -4º to 160º C: -20º to 70º
Ambient Temp.F: -4º to 160º C: -20º to 70º
Enclosure RatingNEMA 4 (IP64)
Housing MaterialUltradur (PBTP) or Stainless Steel
Sensor MaterialCeramic with Over Glaze
Weight

CFNF2-U: 0.3 lbs (130 g)

CFNF2-S: 0.4 lbs (200 g) without nut

Cable
Cable Jacket Material Oilflex
Cable Length6.5’ (2m)

Download Datasheet: CalFlo™ CFNF2 DC Thermal Mass Air Flow Switch

Ref: Flo-corp.com

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