LUDLUM 9DP Pressurized Ion Chamber (50 mSv/h; 9 atm)

Radiation Detected: Gamma & X-rays above 25 keV; Beta above 1 MeV

Energy Response: ± 25% from 60 keV to 1.25 MeV

Display Ranges (auto-ranging): 

Sv/h units *: 0 - 5 μSv/h, 0 - 50 μSv/h, 0 - 500 μSv/h, 0 - 5 mSv/h, 0 - 50 mSv/h

R/hr units: 0 - 500 μR/hr, 0 - 5 mR/hr, 0 - 50 mR/hr, 0 - 500 mR/hr, 0 - 5 R/hr

Gy/h units: 0 - 5 μGy/h, 0 - 50 μGy/h, 0 - 500 μGy/h, 0 - 5 mGy/h, 0 - 50 mGy/h

rem/h units: 0 - 500 μrem/hr, 0 - 5 mrem/hr, 0 - 50 mrem/hr, 0 - 500 mrem/hr, 0 - 5 rem/hr

Measurement Readouts: Simultaneous display of rate and either the integrated value or highest (peak) rate

Minimum Display: 0.01 µSv/h (0.1 µR/hr, 0.01 µGy/h, 0.1 µrem/h)

Drift: Less than 0.3 µSv/h (0.03 mR/hr, 0.3 µGy/h, 0.03 mrem/h)

Chamber Volume: 230 cc (14 in3) volume pressurized to 9 atm (117 psig ± 5 psig)

Chamber Density: Chamber wall density is 601.7 mg/cm2, Can wall density is 332.5 mg/cm2. Total density of chamber + can is 934.2 mg/cm2.

Accuracy: ± 10%

Response Time: Ranges from 7 seconds in lowest range to under 2 seconds in highest range when measuring from 10% to 90% of final value

Display: LCD with 8.9 cm (3.5 in.) diagonal, 240 H x 320 W pixels, TFT active matrix, 232K colors, 220 cd/m2, automatic sensor-controlled backlighting

USB Interface: Single USB 2.0 port.

Geotropism: less than 1%

Power: Eight rechargeable AA NiMH batteries, supplied with wall charger for direct connection to instrument

Battery Life: Approximately 12 to 30 hours between charges, depending on backlighting and USB usage

Construction: Durable molded plastic with internal metal support

Size (H x W x L): 21.9 x 11.6 x 24.5 cm (8.6 x 4.6 x 9.6 in.)

Weight: 1.5 kg (3.3 lb), including batteries

Datasheet

Manual

Video