DURRIDGE RAD7
Radon & Thoron Detector
Featured Rental
The DURRIDGE RAD7 is a versatile and feature-rich radon and thoron detector, which is also easy to use. Features the modes “sniff” for rapid radon measurement, “normal” for high sensitivity measurement, “auto” for switching from sniff to normal after three hours, “thoron” for simultaneous measurement of radon and thoron, “grab” for air analysis of a discreet sample, and “wat” for automatic analysis of water samples with an optional RAD H20 accessory.
Ranges
- EPA action level
- 4 p/Ci/L in <2 hrs
- Radon highs
- Avaialble in minutes
- Build-up immunity
- 210 pb
- Flow rate
- typically 800 mL/min
- Air Pump nominal flow rate
- 1L/min flow rate
- Absolute Accuracy
- ±5%, 0–100% RH
- Nominal Sensitivity
- SNIFF mode 0.25 cpm/(pCi/L), 0.0067 cpm(Bq/m³)
- NORMAL mode 0.5 cpm/(pCi/L), 0.0013 cpm(Bq/m³)
- Radon Concentration Range
- 0.1–20,000 pCi/L (4.0–750,000 Bq/m³)
- Intrinsic Background
- 0.005 pCi/L (0.2 Bq/m³) or less, for the instrument life
- Recovery Time in SNIFF mode
- drops by a factor of 1,000 in 30 minutes
Features
- Fast response and recovery times
- All-in one portable unit with carry case
- Spectrum printout for verifying operation
- Step-by-step operational direction
- Programmable set-ups for repeated testing
- Audible radon and thoron counts
- Display, print, download in unit of choice
- Tamper-proof key-lock command
- Includes CAPTURE software for retrieval/analysis
- Rechargeable batteries
Specifications
- Weight 9.6 lbs
- RS-232 port and USB adaptor
- 1000 records with 23 fields of data each
- Dimensions 11.5″ x 8.5″ x 11″
- Weight 9.6 lbs (4.25 kg)
- LCD 2 line x 160 character alpha-numeric
- Operating Temperature 32–115°F (0–45°C)
- Operating Humidity 0–100% non-condensing
- Power Supply 11–15V DC (12V nominal) @1.25A
- Battery Life 24 hours SNIFF mode; 72 Monitor mode