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GA24 Variable Area Flowmeter

Brand: Krohne
The GA24 flowmeter is designed for measuring the volume or mass flow rate of liquids and gases and for measuring gases at low operating pressures.
Features
  • Universal installation length concept
  • Low pressure loss in gas applications
  • Low maintenance
  • Optional limit switch
  • Quick and easy to install and operate
  • Easy feeding of suspended solid particle (can also be installed at a later date)
  • Fragment protection
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The GA24 flowmeter is designed for measuring the volume or mass flow rate of liquids and gases and for measuring gases at low operating pressures.
Features
  • Universal installation length concept
  • Low pressure loss in gas applications
  • Low maintenance
  • Optional limit switch
  • Quick and easy to install and operate
  • Easy feeding of suspended solid particle (can also be installed at a later date)
  • Fragment protection
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GA24
  • Materials - Stainless Steel
  • Limit Switches - One Limit Switch
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Specifications

Brand

Accuracy

  • 1 % According to VDI/VDE Directive 3513

Ambient Temperature Range

  • -25° to 100° C (-13° to 212° F) - Max.

Applications

  • Chemical Industry
  • Compressor Monitoring
  • Furnace Construction
  • Gas Measurement
  • HVac Systems
  • Industrial Burner Controlling
  • Iron, Steel & Metal Industries
  • Machinery Industry
  • Oil & Gas Applications
  • Power Plants
  • Pulp & Paper
  • Water Circuits

Approvals & Certifications

  • EN 529

Approvals & Certifications

  • FDA
  • NAMUR

Cone Material

  • Borosilicate Glass - Measuring Cone

Consumption

  • Current: 1 mA, Active Surface Covered for TG21
  • Current: 3 mA, Active Surface Open for TG21

Electrical Connectors

  • 2-Wire (Floating, NAMUR)

Electrical Contacts

  • MS14: Normally Closed
  • MS14: Normally Open

Electrical Rating

  • MS14: 0.5 A at 30 Vdc / 12 VA, Max.

Enclosure, Body Material

  • Steel Plate (Zinc-Plated with Epoxy/Polyester Coating)

Environmental Protection

  • Hazardous Area
  • IP44
  • IP67
  • NEMA 6

Flange Material

  • 316L Stainless Steel, 1.4401

Flange Size - 1-1/2” (DN 40)

  • 1-1/2” (DN 40) - 150# ASME B16.5
  • 1-1/2” (DN 40) - 300# ASME B16.5
  • 1-1/2” (DN 40) - PN 10

Flange Size - 1” (DN 25)

  • 1” (DN 25) - 150# ASME B16.5
  • 1” (DN 25) - 300# ASME B16.5
  • 1” (DN 25) - PN 25

Flange Size - 1/2” (DN 15)

  • 1/2” (DN 15) - 150# ASME B16.5
  • 1/2” (DN 15) - 300# ASME B16.5
  • 1/2” (DN 15) - PN 25

Flange Size - 2” (DN 50)

  • 2” (DN 50) - 150# ASME B16.5
  • 2” (DN 50) - 300# ASME B16.5
  • 2” (DN 50) - PN 10

Flange Type

  • Raised Face (RF)

Function

  • Switching Function: Bistable

Materials of Construction

  • Suspended Solid Particle & Float: 316 Titanium Stainless Steel (1.4571)
  • Suspended Solid Particle & Float: Aluminum
  • Suspended Solid Particle & Float: Hastelloy C-2000
  • Suspended Solid Particle & Float: Polypropylene (PP)
  • Suspended Solid Particle & Float: TFM
  • Suspended Solid Particle & Insert: PVDF
  • Suspended Solid Particle, Liner & Float: PTFE

Media

  • Gases
  • Liquids
  • Oil
  • Water

Operating Temperature

  • -40° to 120° C (-40° to 248° F) - Max.

Pressure Range

  • bar: 0 to 10
  • kPa: 0 to 1,000
  • psi: 0 to 145

Principle of Operation

  • Float Measuring Principle

Ratio

  • Measuring Span: 10:1

Repeatability

  • Switching Reproducibility (MS14): < 2 % of Full Scale Range

Seat / Seal Material

  • Seal: Neoprene
  • Seal: PTFE (Scherring, Sleeve)

Switch Type

  • Reed Switch
  • Slotted Proximity Switch

Voltage

  • Rated Voltage: 8 Vdc
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