Digital Radiation Monitor, Monitor 200
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Monitors Alpha, Beta, Gamma and X-rays
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Accumulated counts or counts per minute (CPM) or mR/hr
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Halogen-quenched, uncompensated Geiger-Müller tube detector
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Digital display and audio-visual count bleeper with mute
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Adjustable audio alert level on mR/hr and counts per minute readings
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USB output for datalogging or warning devices
General specifications:
Ranges | mR per hour µSv per hour Counts per minute Counts per second Total counts | 0.001 to 200 (Cs-127) 0.01 to 1000 0 to 214000 0 to 3575 1 to 9999000 |
Sensitivity | Alpha (α) Beta (β) Gamma (γ) and x-rays | Down to 2.5MeV; detection efficiency typically >80% at 3.6MeV Typically 35% at 50KeV or 75% at 150KeV Down to 10KeV typically through the end window, 40KeV minimum through the case |
Gamma sensitivity | 1000 counts per minute or mR per hour | |
Detector | Halogen-quenched, uncompensated Geiger-Muller tube with mica end window 1.5 to 2mg per cm2 thick | |
Display | Digital red LED count light | |
Output | Mini USB | |
Power | 2 x 1.5V AA batteries | |
Overall L x W x D | mm | 140 x 68 x 33 |
Weight | g | 220 |
As described. Supplied with soft carrying case, protective boot, USB output and Observer USB software and 2 x 1.5V batteries.