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FloWatch Water & Air Speed Flow Meter Kit (FW450HK) with Probes & Case

Model #: FW450HK

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FloWatch Water & Air Speed Flow Meter Kit (FW450HK) with Probes & Case
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Category Anemometers-Air Flow

FW450 is an accurate measurement device for water flow and air speed, as well as temperature.

The Flowatch is water proof, has a backlight, and can be set to measure an average speed between 3 seconds and 24 hours.

  • Instant speed, wind or water.
  • Speed units: km, h, m/s, knots, mph, fps and cm/s.
  • Maximum & average speed.
  • Minimum and maximum temperature.
  • Selectable averaging period from 3 seconds to 24 hours.
  • Backlit 4-line LCD with 0.4 in. (10mm) high digits.
  • Completely waterproof and weatherproof.
  • Battery indicator.
  • Engineered in Switzerland.
  • CE and RoHS approved.
  • 1/4" base for tripod attachment.


  • Balanced impeller.
  • The impeller is magnetized, producing a magnetic field when rotating which is passed through the cable to the display unit.
  • Records maximum and average flow speed.


  • Temperature adjusts quickly.
  • Temperature is read at the end of the rod.
  • Water temperature is read as well.
  • Records maximum and minimum temperatures.


  • Flow rate range: 2 to 93 mph (0.3 to 150 km/h).
  • Resolution: 0.1 unit.
  • Accuracy: within 98% plus 1 either way.
  • Temperature range: -4F to 158F (-20C to 70C).
  • Resolution: 0.1.
  • Accuracy: within 0.38F (0.2C).
  • Power Source: (2) AA batteries (included).
  • Dimensions: 2.5" x 2.5" x 6.1" (65 x 65 x 155 mm).
  • Weight: 8.3 oz (235g).
  • Operating temp: -58 to 212F (-50 to 100C).

Supplied with:

  • Flowatch handheld display unit.
  • 60mm diameter water impeller.
  • 20mm diameter air impeller.
  • Aluminum telescopic rod: 3.9 feet (1.2m).
  • 6.6 foot (2m) cable.
  • Hard shell storage and carry case.
  • FloWatch Hanging Water Current Sensor with 15m Cable (FW450-50).

Optional accessories:

  • 12mm diameter FloWatch Gas Impeller (FW450-12) intrinsically-safe.
  • 20mm diameter FloWatch Air Impeller (FW450-20).
  • 60mm diameter FloWatch Water Impeller (FW450-66)
  • FloWatch Hanging Water Current Sensor with 15m Cable (FW450-50).
Search Category: Business & Industrial
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Category Anemometers-Air Flow
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JDC Instruments
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