• Home
  • Model 2401-P Pancake GM Pocket-Size Survey Meter
Sale!

$870.00 $435.00

The Model 2401-P instrument is a general purpose, pocket-size radiation detection meter designed around the venerable GM pancake detector. The detector is conveniently packaged inside the instrument with a protective screen window. This instrument is available with a variety of meter faces for measuring contamination and exposure rate in either R or Sv units (see list on the Meter Faces tab).

Medical Application

This meter is great for measuring low-level surface contamination of beta emitting isotopes, or for locating dropped or lost (therapeutic) seeds in the Radiology or Nuclear Medicine departments.

1 in stock

Product Type:

The Model 2401-P instrument is a general purpose, pocket-size radiation detection meter designed around the venerable GM pancake detector. The detector is conveniently packaged inside the instrument with a protective screen window. This instrument is available with a variety of meter faces for measuring contamination and exposure rate in either R or Sv units (see list on the Meter Faces tab).

Medical Application

This meter is great for measuring low-level surface contamination of beta emitting isotopes, or for locating dropped or lost (therapeutic) seeds in the Radiology or Nuclear Medicine departments.

 

Indicated Use Alpha, Beta, Gamma survey
Detector Pancake GM with stainless steel protective screen (79% open)
Window Active: 15.51 cm2 (2.4 in2)
Open: 12.26 cm2 (1.9 in2)
Range
  • 0 to 200 mR/hr
  • 0 to 660 kcpm
Sensitivity (137Cs gamma) Typically 3300 cpm per mR/hr
Efficiency 14C: 5%
90Sr/90Y: 22%
99Tc: 19%
99mTc: < 1%
32P: 32%
239Pu: 15%
Energy Response Energy dependent
Meter Dial 0 – 6.6 kcpm, 0 – 2.0 mR/hr, BAT OK
(Meter Faces tab lists other available meter faces)
Multipliers x1, x10, and x100
Response Time Typically 11 s from 10% to 90% of final reading
Alarm No
Audio Click-per-event, may be turned off by moving selector to QUIET position
Power 9 volt battery
Battery Life Typically 250 hours with alkaline battery
Size (H x W x L) 4.6 x 8.4 x 13.5 cm (1.8 x 3.3 x 5.3 in.)

Additional information

Weight 2 lbs
Dimensions 9 × 9 × 9 in