Fluke 2468A – Pitot/Static Primary Standard

The Fluke 2468A – Pitot/Static Primary Standard stands as a technological marvel in air data calibration. Its specialized design for Pitot and static pressure calibration, gas piston gauge technology, and automated calibration process addresses the critical need for precision in aviation instruments.

SKU:73765

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Fluke 2468A – Pitot/Static Primary Standard

The Fluke 2468A Pitot/Static Primary Standard is an advanced calibration instrument meticulously designed to calibrate high-performance flight line and air data equipment precisely. This automated primary standard plays a pivotal role in ensuring the accuracy of Pitot and static pressure measurements in aviation, contributing to the safety and reliability of air data systems.

Key Features

The Fluke 2468A boasts features that make it an exceptional choice for calibrating Pitot and static pressure test sets. With a pressure range from 0.4 to 103 inHg (with an optional range from 3.4 to 400 inHg), this instrument can address the diverse needs of air data calibration. Its automated capabilities streamline the calibration process, offering efficiency and reliability in maintaining precise pressure measurements.

Specialized for Air Data Calibration

Designed specifically for air data absolute and differential pressure ranges, the Fluke 2468A Pitot/Static Primary Standard is tailored to meet the stringent requirements of aviation standards. Its specialization in air data calibration makes it an indispensable tool for ensuring the accuracy of pressure readings critical in flight instruments.

Gas Piston Gauge Technology

At the heart of the Fluke 2468A is gas piston gauge technology, a sophisticated mechanism that delivers unparalleled accuracy. This technology, specialized for air data applications, enables the instrument to provide reliable and repeatable pressure measurements, meeting the high standards set in the aviation industry. The precision offered by gas piston gauge technology is crucial in maintaining the integrity of air data systems.

Automated Calibration Process

One of the standout features of the Fluke 2468A is its automated calibration process. This not only enhances the speed of calibration but also minimizes the potential for human error. The automation ensures consistent and accurate results, making the instrument suitable for high-throughput calibration scenarios and contributing to the overall efficiency of air data calibration processes.

Fluke 2468A – Pitot/Static Primary Standard Specifications:

Pressure Range

  • Autofloat Mode Standard Piston/Cylinder:
    • Altitude: -2000 to 65,000 feet
    • Airspeed: 175 to 1000 knots
    • Pressure: 1.4 to 103 inHg (47 to 3500 mbar), gauge or absolute
  • Optional Piston/Cylinder: Pressure: 7.5 to 400 inHg (255 mbar to 13.5 bar), gauge or absolute
  • Manual Mode:
    • Standard Piston/Cylinder Altitude: -2000 to 95,000 feet
    • Airspeed: 100 to 1000 knots
    • Pressure: 0.4 to 103 inHg (13.5 to 3500 mbar), gauge or absolute
  • Optional Piston/Cylinder: Pressure: 3.4 to 400 inHg (115 mbar to 13.5 bar), gauge or absolute
  • Accuracy:
    • Altitude Accuracy Airspeed Accuracy
    • 0 ft 0.5 ft 100 kts 0.003 kts
    • 30,000 ft 1.0 ft 500 kts 0.003 kts
    • 60,000 ft 3.8 ft 1000 kts 0.006 kts

Piston/Cylinders: Standard

  • Nominal Area: 0.52 in2 (3.4 cm2)
  • Pressure Range: 0.4 to 103 inHg (13.5 to 3500 mbar), gauge or absolute
  • Pressure Accuracy: 0.0010% RDG or 0.00003 inHg (0.001 mbar) (whichever is greater)
  • Pressure Stability: 3 ppm per year
  • Materials: Piston is 440C stainless steel, cylinder is cemented tungsten carbide
  • Thermal Coefficient: 1.5E-05/°C

Piston/Cylinder: Optional

  • Nominal area: 0.13 in2 (0.84 cm2)
  • Pressure range: 3.4 to 400 inHg (115 mbar to 13.5 bar), gauge or absolute
  • Pressure Accuracy: 0.0026% RDG or 0.0008 inHg, (0.028 mbar) (whichever is greater)
  • Pressure Stability: 3 ppm per year
  • Materials: Piston and cylinder are cemented tungsten carbide
  • Thermal coefficient: 9.1E-06/°C

Mass Set

  • Total mass: 26.4 lbs (12 kg)
  • Maximum Platter Mass: 2.2 lbs (1 kg) Includes trim mass set (1 mg to 20g) and storage case

General

  • Electrical Power: 115/230 VAC, 50/60 Hz, 15 W
  • Temperature:
    • Operating temperature 15°C to 28°C
    • Storage temperature: -20°C to 70°C
  • Humidity:
    • Operating humidity 20 to 75% relative humidity, Noncondensing
    • Storage humidity 0 to 90% relative humidity, Noncondensing
  • Pressure Medium: High purity nitrogen or dry, clean air with less than 0.5 ppm hydrocarbon and less than 5 ppm H2O content, dew point less than or equal to -50°C, and less than 50 micron particulate size. Although lower quality gas can be used, the frequency of piston/cylinder cleaning will be increased.

Autofloat System

  • Positive shut-off controller: Automatically generates pressure and maintains piston float position at desired pressure.
  • Float Position:
    • Inductive sensor
    • Float position resolution: 0.001 in or 0.001 cm
    • Sink rate resolution: 0.001 inch/minute or 0.001 cm/minute
  • Piston Temperature:
    • Four-wire 100W PRT
    • Accuracy: ±0.1°C per year
    • Resolution: 0.01°C
  • Air Density:
    • Sensor types
      • Temperature: thin film platinum 1000W RTD
      • Humidity: capacitive IC humidity sensor
      • Barometric pressure: piezoresistive, monolithic silicon pressure transducer
    • Accuracy
      • Temperature: ±2°C
      • Humidity: ±15%
      • Pressure: ±5 mmHg
  • Vacuum Reference: Thermopile sensor,
    • Accuracy: 10% of reading or 10 mTorr (whichever is greater)
    • Resolution: 1 mTorr
  • Barometric Reference Sensor:
    • Accuracy: better than ±0.0008 inHg
    • Resolution: 0.0003 in.Hg

Computer Interface

  • Requirements: Pentium level processor, RS-232C interface, monitor, mouse or other pointing device, keyboard; the program requires 2 MB available hard disk space; Windows 95 or higher
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Brand

Fluke

Fluke Corporation Since its founding in 1948, Fluke has helped define and grow a unique technology market, providing testing and troubleshooting capabilities that have grown to mission critical status in manufacturing and service industries. Every new manufacturing plant, office, hospital, or facility built today represents another potential customer for Fluke products. From industrial electronic installation, maintenance and service, to precision measurement and quality control, Fluke tools help keep business and industry around the globe up and running. Typical customers and users include technicians, engineers, metrologists, medical-device manufacturers, and computer network professionals — people who stake their reputations on their tools, and use tools to help extend their personal power and abilities.

Datasheet

Datasheet

Datasheet

Specifications

pressure pump
material

Piston is 440C stainless steel, cylinder is cemented tungsten carbide

pressure range/resolution/accuracy

Autofloat Mode Standard Piston/Cylinder: 1.4 to 103 inHg (47 to 3500 mbar), gauge or absolute, Manual Mode: Pressure: 0.4 to 103 inHg (13.5 to 3500 mbar), gauge or absolute

Barometric Accuracy

better than ±0.0008 inHg

Stability

3 ppm per year

Mechanical and General Specifications
Weight

26.4 lbs (12 kg)

Power

115/230 VAC, 50/60 Hz, 15 W

Operating temperature

15°C to 28°C

Storage temperature

-20°C to 70°C

Operating altitude

-2000 to 65,000 feet

More
Pressure Medium

High purity nitrogen or dry, clean air with less than 0.5 ppm hydrocarbon and less than 5 ppm H2O content, dew point less than or equal to -50°C, and less than 50 micron particulate size. Although lower quality gas can be used, the frequency of piston/cylinder cleaning will be increased.

Piston/Cylinders: Standard

Nominal Area: 0.52 in2 (3.4 cm2)
Pressure Range: 0.4 to 103 inHg (13.5 to 3500 mbar), gauge or absolute
Pressure Accuracy: 0.0010% RDG or 0.00003 inHg (0.001 mbar) (whichever is greater)
Pressure Stability: 3 ppm per year
Materials: Piston is 440C stainless steel, cylinder is cemented tungsten carbide
Thermal Coefficient: 1.5E-05/°C

Autofloat System

Positive shut-off controller: Automatically generates pressure and maintains piston float position at desired pressure.

Float Position: Inductive sensor
-Float position resolution: 0.001 in or 0.001 cm
-Sink rate resolution: 0.001 inch/minute or 0.001 cm/minute

Piston Temperature: Four-wire 100W PRT
-Accuracy: ±0.1°C per year
-Resolution: 0.01°C

Air Density: Sensor types
-Temperature: thin film platinum 1000W RTD
-Humidity: capacitive IC humidity sensor
-Barometric pressure: piezoresistive, monolithic silicon pressure transducer
Accuracy
-Temperature: ±2°C
-Humidity: ±15%
-Pressure: ±5 mmHg

Vacuum Reference: Thermopile sensor,
-Accuracy: 10% of reading or 10 mTorr (whichever is greater)
-Resolution: 1 mTorr

Barometric Reference Sensor:
-Accuracy: better than ±0.0008 inHg
-Resolution: 0.0003 in.Hg

Computer Interface

Requirements: Pentium level processor, RS-232C interface, monitor, mouse or other pointing device, keyboard; program requires 2 MB available hard disk space; Windows 95 or higher