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Detector: 2.5 x 1.9 cm (1 x 0.75 in.) CsI(Tl) scintillator (energy dependent, see response curve)
Gamma Sensitivity (137Cs): 165 kcpm per mR/hr
Energy Range: From 40 keV to 3 MeV
Exposure Linearity: ± 10% from background to 200 µSv/h (20 mR/hr)
Count Rate Linearity: ± 10% from 8 c/s to 8 kcps (200 c/m to 999 kc/m)
LCD Display: 3½ digit LCD with large 12.7 mm (0.5 in.) digits
Units: (k)c/s, (k)c/m, (k)d/m, (k)d/s, µR/hr, µSv/h
Indicators: low-battery, MAX, ALARM
Display Range:
0.00 c/s to 19.9 kc/s
0 c/m to 999 kc/m
0.00 d/s to 19.9 kd/s
0 d/m to 999 kd/m
0.00 to 200 µSv/h
000 µR to 20 mR/hr
Controls:
ON/OFF/QUIET: Press to turn ON, Tap to alternate between 'click' audio and QUIET, Hold for OFF
MODE: Select RATE (count rate), MAX (captures peak rate), or COUNT (preset count time)
UNITS: alternates between Primary and Secondary units
Response Time: User-selectable from 1 to 60 seconds, or Auto-Response Rate FAST or SLOW
Power: Two alkaline "AA" batteries
Battery Life: Approximately 200 hours of operation
Construction: High-impact plastic with water-resistant rubber seals and separate battery compartment
Environmental Rating: NEMA 3 / IP 53
Temperature Range: -20 to 50 °C (-4 to 122 °F)
Size (H x W x L): 4.6 x 6.9 x 27.2 cm (1.8 x 2.7 x 10.7 in.)
Weight: 0.35 kg (0.75 lb)
