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Radstar Electronic Continuous Radon Monitor (RS300) CRM w/USB Cable

Model #: RS300


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Radstar Electronic Continuous Radon Monitor (RS300) CRM w/USB Cable
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Category Radon Gas Testing

Radon Monitor Electronic Continuous Radon Monitor (RS300) Radstar CRM with USB Cable

Now with Set Up Delay feature. With one click you can drop either the first 12 or 24 hours off of the test reading.
  • Ionization chamber detector
  • Accurate measurements in a wide range of temperatures and humidity
  • Internal memory
  • Displays minimum, maximum and average readings
  • Print or download to a laptop or desktop computer (printer sold separately)
  • Lightweight, durable and tamper-resistant
  • Software is available for downloading to your laptop or desktop PC
  • Continuous measurement of radon gas - Provides hourly and average readings
  • AC power / battery operation - Unaffected by power surges or fluctuations
  • Accurate measurements in a wide range of temperatures and relative humidity
  • Nominal sensitivity: 0.2 cpm/pCi/L - Favorably compares to many higher end models.
  • Field worthy, sturdy construction
  • No moving parts - No pumps or filters to maintain or replace
  • Minimal setup time required
  • Easy tripod attachment: (2) 1/4"x 20 Threaded Tripod Mounts
  • Serial port for onsite printing (to optional printer) or computer download
  • Keyed operation with keypad lockout
  • Instrument motion sensor
  • 1 year limited manufacturer's warranty
Accuracy less than 10% deviation
Measurement Radon Gas (Rn-222 Alpha)
Principle of Operation Pulsed Ionization Chamber
Units picoCuries per Liter
Sensitivity 0.27 cpm/pCi/L
Dynamic Range 0.5 to 150 pCi/L
Linearity 10% Best straight line
Lower Limit of Detection 0.5 pCi/L
Data Storage (nonvolatile) Up to 240 readings, wrap on overrun
Sampling Mode Passive diffusion
Measurement Interval 1 hour
Maximum Number of Intervals 240
Continuous Measurement Range 1 hour to 10 days
12-Hour Test Delay Yes
24-Hour Test Delay Yes
Shows Alpha Counts Yes
Calculates Average Measurement Yes
Data Transfer Software (Windows) RadStar Data Capture Utility Version 3.1
Tilt Switch Yes
A/C Power Fail Detection Yes
Key Switch Lock-out Yes
Battery Saver Mode No
Hourly Humidity Measurement No
Hourly Temperature Measurement No
Physical Dimensions 7"H x 8"W x 4.5"D
Weight 2.5 lbs
Color Green/Black
Operating temperature 50 to 90F
Operating humidity 0 to 80% rH non-condensing
Temperature Sensor Range n/a
Humidity Sensor Range n/a
Display None
Operating Indicator(s) Green A/C Power, Red Testing LEDs
Output RS-232 serial port
Battery Operation 5 to 8 days; internal NiCad
Battery Recharge Time 12 Hours
Power Supply AC Wall Transformer - 12 VDC 800mA


Includes cable with USB connector

Available Accessories

Search Category: Hardware > Tools > Measuring Tools & Sensors
Previous Product Product 16 of 22 Next Product
Category Radon Gas Testing
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