Model 9DP
Ion Chamber Survey Meter
- Radiation Detected — Gamma & X-rays above 25 keV; Beta above 1 MeV
- Operating Ranges — With R/hr units: 0-500 µR/hr, 0-5 mR/hr, 0-50 mR/hr, 0-500 mR/hr, 0-5 R/hr
- Chamber Volume — 230cm3 (14 in3) volume pressurized to 8 atmospheres (117 psi)
- Accuracy — ±10%
- Response Time — 5 seconds in lowest range, 2 seconds in all other ranges, when measuring from 10% to 90% of final value
- Measurement Readouts — Simultaneous display of rate, integrated reading, and highest rate (peak hold)
- LCD Display — 8.9 cm (3.5 in.) diagonal, 240 x 320 (H x W) pixels, TFT active matrix, 262,000 colors, 220 cd/m2
- User Controls — 4 push-buttons: instrument on/off, peak rate/integrate mode, audio on/off, alarm acknowledge/meter reset/clearing integrated dose or peak rate
- Automatic Functions — Auto ranging, auto zeroing, auto LCD backlighting
- Audio Outputs — Built-in unimorph speaker,
> 60 dB at 0.6 meters (2 ft.) - Alarms — Two levels of radiation alarms available, each are user programmable throughout entire readout range and set through a PC interface program. Other alarms include low battery and various detector failures.
- Temperature Range — -20 to 40 °C (-4 to 104 °F)
- Power — Eight rechargeable AA NiMH batteries, supplied with wall charger for direct connection to instrument
- Battery Life — 12 to 30 hours between charges, depending upon use of backlighting
- USB Interface — Single USB port, may be connected directly to a USB keyboard to facilitate password-protected parameter changes, accepts USB thumbdrive for storing logged data, optional interface kit facilitates connection to a PC for parameter editing and calibration
- Construction — Durable molded plastic with internal metal support
- Size — 21.9 x 11.6 x 24.5 cm (8.6 x 4.6 x 9.6 in.) (H x W x L)
- Weight — 1.5 kg (3.3 lb), including batteries