Ludlum Model 239-1F Floor monitor cart with Ludlum Model 43-37 DetectorThe Model 239 1F Floor Monitor is a gas proportional floor monitor detector mounted on a roll around cart. The instrument features a flow system, quick connects, a regulator, a gas bottle mount, and a means to adjust the height of the detector from the floor for optimum performance. A nuclear counting gas bottle and a survey instrument are additionally required for the operation of the floor monitor. Add a Counts. Pro for $499 to digitize your surveys

7866 cm3 (480 in3) plastic scintillation detectors with 0

Depth: 21"

Alpha Scintilation probe circular 100 cm^2 area

PHOTOMULTIPLIER TUBE: 5

We have the detectors in another listing

The reader is equipped with self-checking functions for the optical path

Note that we have several E-Proms for these if you need them

Pro uses a free App (iOS and Android) to record and share every count measured by any pulse generating radiation detector (GM

Pro for $499 to digitize your surveys and turn your meter into a digital scaler/ratemeter/cloud connected datalogger

Unattended automatic operation for up to 50 dosimeters

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30% - 99Tc