| Medcom IMI Inspector Alert V2 Specifications |
| Sensor |
Halogen-quenched Geiger-Mueller tube. Effective diameter 1.75″ (45 mm). Mica window density 1.5-2.0 mg/cm² |
| Display |
4-digit liquid crystal display with mode indicators |
| Accuracy |
± 10% typical; ±15% maximum |
| Alert |
µSv/hr: 0 to 500; mR/hr: 0 to 50; CPM: 0 to 160,000; Beeper sounds the alert |
| Anti-Saturation |
Readout holds at full scale in fields up to 100 times the maximum reading |
| Audio |
Beeper chirps with each radiation event (can be muted) |
| Averaging Periods |
Display updates every 3 seconds, showing the average for the past 30-second time period at normal levels. The averaging period decreases as the radiation level increases. |
| Certifications |
CE Certified: Emissions: EN 55011:98 + A2 (Class B emissions limits); EN 61326:06 (Class B) RF Emissions Immunity: EN 61326:06 (Annex C) Portable Test and Measurement Equipment; EN 61000-4-2:95 (ESD); EN 61000-4-3: 97; RoHS Compliant, Meets WEEE standards, and ISO 9001:2001 & ISO 14001 |
| Count Light |
Red LED flashes with each count |
| Detector |
Halogen-quenched Geiger-Mueller tube. Effective diameter 1.75″ (45 mm). Mica window density 1.5-2.0 mg/cm² Detects Alpha, Beta, Gamma, and X-radiation |
| Efficiency |
For 4 pi at contact |
| Beta C-14 (49 keV avg. 156 keV max.) |
5.3% Bi-210 (390 keV avg. 1.2 MeV max.): 32% Sr-90 (546 keV and 2.3 MeV): 38% P-32 (693 keV avg. 1.7 MeV max.): 33% |
| Alpha Am-241 (5.5 MeV) |
18% |
| Gamma Sensitivity |
3500 CPM/mR/hr referenced to Cs-137 Smallest detectable level for I-125 is .02 mCi at contact |
| Operating Range |
µSv/hr: .01 to 1,100 mR/hr: .001 to 110 CPM: 0 to 350,000 CPS: 0 to 5,000 Total: 1 to 9,999,000 counts |
| Options |
Computer software and cable available |
| Ports |
Output: Stereo 3.5 mm jack sends counts to computers, data loggers, other CMOS-compatible devices, earphones, and educational data collection systems. 0-9 V, 1 kOhm impedance. Input: 2.5 mm mono jack provides calibration input. 0-3.3 V, > 5 µs width, rising edge triggered. |
| Power |
One 9-volt alkaline battery; battery life is average 2,000 hours typical, 700 hours minimum at normal background radiation levels at sea level. Battery life decreases as radiation level rises. |
| Size |
150 x 80 x 30 mm (5.9″ x 3.2″ x 1.2″) |
| Temperature Range |
-20º to +50º C , -4º to +122º F |
| Timer |
Can set sampling periods of 1 minute to 40 hours. |
| Weight |
323 grams (11.4 oz) including battery |