DatasheetQuick start guideUser manual
Additional information
Power 2 AA batteries
Linear range0-199 ppb typical for fluorescein
0-199 ppb typical for PTSA
Sensitivity1ppb typical for fluorescein and PTSA
Size8.9”x 2”x 1.75”; 22.6 cm x 5.1 cm x 4.5 cm
Weight4.3 oz; 120 g
Temperature41º - 104ºF (5º - 40ºC)
DetectorPhotodiode
Light sourceLED

Turner Designs Handheld Little Dipper Fluorometer

A small, lightweight, highly durable handheld fluorometer

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The Handheld Little Dipper™ is a small, lightweight, highly durable handheld fluorometer ideal for quick measurements in the field. Two versions are available for cooling tower and boiler system applications. Simple to operate, the Handheld Little Dipper is a perfect tool for system verification.

Key Features

  • Dustproof, waterproof, highly durable
  • Small size easily fits in shirt or jacket pocket
  • >10,000 measurements per AA battery set
  • Single-point (100 ppb) calibration
  • 10-bit resolution
  • Low maintenance field fluorometer
DatasheetQuick start guideUser manual
Additional information
Power 2 AA batteries
Linear range0-199 ppb typical for fluorescein
0-199 ppb typical for PTSA
Sensitivity1ppb typical for fluorescein and PTSA
Size8.9”x 2”x 1.75”; 22.6 cm x 5.1 cm x 4.5 cm
Weight4.3 oz; 120 g
Temperature41º - 104ºF (5º - 40ºC)
DetectorPhotodiode
Light sourceLED

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