Detector

RAP-RS2 Probe - External Halogen-quenched, uncompensated GM tube with thin mica window, 1.4-2.0 mg/cm2 areal density. Effective diameter of window is 45 mm (1.75 in.).

Operating Range

mR/hr - .001 (1µR) to 100          CPM - 0 to 350,000

µSv/hr - .01 to 1000       CPS - 0 to 5000

Total/Timer - 1 to 9,999,000 counts

Accuracy

(Referenced to Cs137) Typically ±15% from factory, ±10% with NIST Source Calibration

Energy Sensitivity

3340 CPM/mR/hr referenced to Cs137

• Detects Alpha down to 2MeV.
• Detects Beta down to .16 MeV; typical detection

Display

Graphic LCD with Backlight

Alert Set Range

mR/hr .001 - 100 and CPM 1 - 350,000.

70db @ 1m.

Count Light

Red LED lashes with each radiation event.

Audio Indicator

Internally mounted beeper (can be switched off for silent operation)

Built-In Efficiencies

5 Sulfur (S35), 90 Strontium (Sr/y90), 137Cesium

(Cs137), 32 Phosphorus (P32), 14Carbon (C14),

131 Iodine (I131), 60Cobalt (Co60), and Alpha

End Window efficiency at 1 MeV is approx. 25%.

• Detects Gamma down to 10 KeV through the end window.

• Smallest detectable level for I125 is .02 µCi at 1

Size

140 X 68 X 33 mm (5.5 X 2.7 X 1.3 in.)

Probe: 260 X 70 X 25 mm (10.25 X 2.75 X 1 in)

Outputs

USB for use with Observer USB Software Family

Anti-Saturation

Meter will hold at full scale in fields as high as 100 times the maximum reading.

Power Requirements Two AA alkaline batteries.

Includes: Carrying Case, Xtreme Boot, Stand, Mini-USB Cable, Observer USB Software Download , Certificate of Conformance

Limited Warranty

1 year limited warranty